Awesome Open Source AI
A curated index of open-source AI projects, models, tools, and infrastructure.
Core open-source AI projects
PyTorchDynamic computation graphs, Pythonic API, dominant in research and production. The current standard for most frontier AI work. 100k–Python
TensorFlowEnd-to-end platform with excellent production deployment, TPU support, and large-scale serving tools. 195kApache-2.0C++
JAXHigh-performance numerical computing with composable transformations (JIT, vmap, grad). Rising favorite for research and scientific ML. 36kApache-2.0Python
FlaxNeural network library for JAX, designed for flexibility. Apache-2.0 licensed. 7.3kApache-2.0Jupyter Notebook
dm-haikuJAX-based neural network library from Google DeepMind. Elegant functional API with state management, widely used in DeepMind's research. Apache 2.0 licensed. 3.2kApache-2.0Python
EquinoxElegant easy-to-use neural networks and scientific computing in JAX. Callable PyTrees with filtered transformations, seamless interoperability with the JAX ecosystem. Apache 2.0 licensed. 2.9kApache-2.0PythonDiffraxNumerical differential equation solvers in JAX. Autodifferentiable and GPU-capable ODE/SDE/CDE solvers for scientific machine learning and neural differential equations. Apache 2.0 licensed. 2kApache-2.0Python
vit-pytorchComprehensive Vision Transformer (ViT) implementations in PyTorch. Reference implementations of all major vision transformer variants including ViT, DeiT, Swin, and more. MIT licensed. 25kMITPython
NumPyroProbabilistic programming with NumPy powered by JAX for autograd and JIT compilation. Bayesian modeling and inference at scale. 2.7kApache-2.0Python
KerasHigh-level, beginner-friendly API that now runs on multiple backends (TensorFlow, JAX, PyTorch). Perfect for rapid experimentation. 64kApache-2.0Python
tinygradMinimalist deep learning framework with tiny code footprint. The "you like PyTorch? you like micrograd? you love tinygrad!" philosophy - simple yet powerful. 33kMITPython
PaddlePaddleIndustrial deep learning platform from Baidu serving 23+ million developers and 760,000+ companies. China's first independent R&D framework with advanced distributed training and deployment capabilities. 24kApache-2.0C++
PyTorch GeometricLibrary for deep learning on irregular input data such as graphs, point clouds, and manifolds. Part of the PyTorch ecosystem. 24kMITPython
timm (PyTorch Image Models)The largest collection of PyTorch image encoders and backbones. 900+ pretrained models including ResNet, EfficientNet, Vision Transformer, ConvNeXt, and more with training and inference scripts. Apache 2.0 licensed. 37kApache-2.0Python
TritonLanguage and compiler for writing highly efficient custom deep-learning primitives. Powers kernel optimizations in PyTorch, JAX, and other frameworks. MIT licensed. 19kMITMLIR
GGMLTensor library for machine learning. The foundational C/C++ library powering llama.cpp and many on-device inference engines. MIT licensed. 15kMITC++
oneDNNoneAPI Deep Neural Network Library. Cross-platform performance library of basic building blocks for deep learning, optimized for Intel CPUs, GPUs, and Arm architectures. Apache 2.0 licensed. 4kApache-2.0C++
ONNXOpen standard for machine learning interoperability. Open Neural Network Exchange provides an open ecosystem that empowers AI developers to choose the right tools as their project evolves. Apache 2.0 licensed. 21kApache-2.0Python
Flux.jl100% pure-Julia ML stack with lightweight abstractions on top of native GPU and AD support. Elegant, hackable, and fully integrated with Julia's scientific computing ecosystem. 4.7k–Julia
spaCy (Explosion AI)Industrial-strength natural language processing with 75+ languages, transformer pipelines, and production-grade NER, parsing, and text classification. 34kMITPythonTransformers (Hugging Face)The de facto standard library for pretrained NLP models. 1M+ models, 250,000+ downloads/day. BERT, GPT, Llama, Qwen, and hundreds more. 161kApache-2.0Pythontokenizers (Hugging Face)Fast state-of-the-art tokenizers for training and inference. 11kApache-2.0Rust
PolarsBlazing-fast DataFrame library (Rust backend) - modern alternative to Pandas for large-scale workloads. 39kMITRust
cuDFGPU DataFrame library from RAPIDS. Accelerates Pandas workflows on NVIDIA GPUs with zero code changes using cuDF.pandas accelerator mode. 9.7kApache-2.0C++
DaskParallel computing for big data - scales Pandas/NumPy/scikit-learn to clusters. 14kBSD-3-ClausePython
DataFlowLLM-ready data preparation system for turning raw PDFs, conversations, code, databases, and other sources into SFT, QA, and RAG-ready datasets. 6.2kApache-2.0Python
SciPyScientific computing algorithms (optimization, linear algebra, statistics, signal processing). 15kBSD-3-ClausePython
NetworkXCreation, manipulation, and study of complex networks. The foundational graph analysis library for Python data science. 17k–PythoncuGraphGPU graph analytics library with NetworkX-compatible API. 10-100x faster than CPU for large-scale graph algorithms. Apache 2.0 licensed. 2.2kApache-2.0Cuda
DatashaderHigh-performance large data visualization. Renders billions of points interactively without aggregation artifacts. BSD-3-Clause licensed. 3.5kBSD-3-ClausePython
ZarrChunked, compressed, N-dimensional array storage. Scalable tensor data format optimized for cloud and parallel computing. MIT licensed. 2kMITPython
NVIDIA DALIGPU-accelerated data loading and augmentation library with highly optimized building blocks for deep learning applications. Apache 2.0 licensed. 5.7kApache-2.0C++
NarwhalsLightweight compatibility layer between DataFrame libraries. Write Polars-like code that works seamlessly across Pandas, Polars, cuDF, Modin, and more. MIT licensed. 1.6kMITPython
IbisPortable Python dataframe library with 20+ backends. Write Pandas-like code that runs locally with DuckDB or scales to production databases (BigQuery, Snowflake, PostgreSQL) by changing one line. Apache 2.0 licensed. 6.6kApache-2.0Python
skrubMachine learning with dataframes for dirty categorical data. Preprocessing and feature engineering for heterogeneous data with seamless Pandas/Polars integration. BSD-3-Clause licensed. 1.6kBSD-3-ClausePython
OxenLightning fast data version control for machine learning. Optimized for large datasets with efficient diffing, branching, and collaboration. Apache 2.0 licensed. 1.1kApache-2.0Rust
PanderaStatistical data testing and validation for dataframes. Pydantic-like API for Pandas, Polars, and other dataframe libraries with type hints and lazy validation. MIT licensed. 4.4kMITPython
SnorkelSystem for quickly generating training data with weak supervision. Programmatically label, build, and manage training data using labeling functions and probabilistic consensus models. Powers Snorkel Flow and used by Google, Apple, and Intel. Apache 2.0 licensed. 6kApache-2.0Python
DuckDBHigh-performance analytical in-process SQL database system. Fast, reliable, portable, and easy to use with rich SQL dialect support. Perfect for data processing and analytics workloads. MIT licensed. 39kMITC++
FiftyOneVisual AI development toolkit for visualizing, labeling, and evaluating visual datasets and models. Supercharges computer vision workflows with dataset exploration and model analysis. Apache 2.0 licensed. 11kApache-2.0Python
Label StudioMulti-type data labeling and annotation tool with standardized output format. Configurable interface for images, text, audio, video, and time series with ML-assisted labeling. Apache 2.0 licensed. 28kApache-2.0TypeScript
Delta LakeOpen-source storage framework enabling Lakehouse architecture with ACID transactions, scalable metadata handling, and unified batch/streaming processing. Apache 2.0 licensed. 8.8kApache-2.0Scala
Apache IcebergHigh-performance open table format for huge analytic tables. Brings SQL table reliability to big data with time travel, hidden partitioning, and schema evolution. Works with Spark, Trino, Flink, Presto, Hive and Impala. Apache 2.0 licensed. 8.9kApache-2.0JavaApache HudiOpen data lakehouse platform for ingesting, indexing, storing, serving, transforming and managing data across cloud environments. Supports upserts, deletes and incremental processing on big data with built-in ingestion tools for Spark and Flink. Apache 2.0 licensed. 6.2kApache-2.0Java
lakeFSData version control for your data lake that transforms object storage into Git-like repositories. Enables atomic, versioned data lake operations with branching, committing, and merging for data pipelines. Apache 2.0 licensed. 5.4kApache-2.0GoApache AirflowPlatform to programmatically author, schedule, and monitor workflows. Industry-standard orchestration for data pipelines and ML workflows with 500+ integrations. Apache 2.0 licensed. 46kApache-2.0PythonApache SparkUnified analytics engine for large-scale data processing. In-memory cluster computing with high-level APIs in Python, Scala, Java, and R. Powers MLlib for distributed machine learning and Structured Streaming for real-time data. Apache 2.0 licensed. 43kApache-2.0ScalaApache FlinkStream processing framework with powerful batch and streaming capabilities. High-throughput, low-latency runtime with exactly-once processing guarantees. Ideal for real-time AI inference pipelines and event-driven ML applications. Apache 2.0 licensed. 26kApache-2.0JavaApache BeamUnified programming model for batch and streaming data processing. Write pipelines once, run anywhere on Flink, Spark, or Google Cloud Dataflow. Portable, extensible, and enterprise-ready for AI data pipelines. Apache 2.0 licensed. 8.6kApache-2.0Java
ScrapyFast, high-level web crawling and scraping framework for Python. Extract structured data from websites at scale with built-in support for handling common challenges like pagination, cookies, and concurrent requests. BSD-3-Clause licensed. 62kBSD-3-ClausePython
TemporalDurable execution platform for reliable workflow orchestration. Build resilient data pipelines and ML workflows that survive failures and continue execution exactly where they left off. MIT licensed. 21kMITGo
LuigiPython module for building complex pipelines of batch jobs. Handles dependency resolution, workflow management, visualization, and Hadoop integration. Built at Spotify and battle-tested in production. Apache 2.0 licensed. 19kApache-2.0Python
Mage.aiModern open-source data pipeline tool for integrating and transforming data. AI-native ETL/ELT platform with 100+ integrations, real-time monitoring, and collaborative features. Apache 2.0 licensed. 8.7kApache-2.0PythonHamiltonDeclarative dataflow framework for building testable, modular, self-documenting data pipelines. Encode lineage and metadata directly in Python functions. Originally from Stitch Fix, now Apache incubating. Apache 2.0 licensed. 2.5kApache-2.0Jupyter Notebook
D-TaleVisualizer for Pandas data structures with a Flask back-end and React front-end. Interactive data exploration with charting, filtering, and code export. LGPL-2.1 licensed. 5.2kLGPL-2.1TypeScript
TextAttackPython framework for adversarial attacks, data augmentation, and model training in NLP. Augment datasets to increase model robustness and generate adversarial examples. MIT licensed. 3.4kMITPython
scikit-learnIndustry-standard library for traditional machine learning (classification, regression, clustering, pipelines). 66kBSD-3-ClausePython
XGBoostScalable, high-performance gradient boosting library. Still dominates Kaggle and tabular competitions. 28kApache-2.0C++
LightGBMMicrosoft's ultra-fast gradient boosting framework, optimized for speed and memory. 18kMITC++
CatBoostGradient boosting that handles categorical features natively with great out-of-the-box performance. 9kApache-2.0C++
sktimeUnified framework for machine learning with time series. scikit-learn compatible API for forecasting, classification, clustering, and anomaly detection. 9.8kBSD-3-ClausePython
StatsForecastLightning-fast statistical forecasting with ARIMA, ETS, CES, and Theta models. Optimized for high-performance time series workloads. 4.8kApache-2.0PythonMLForecastScalable machine learning for time series forecasting. Train any sklearn-compatible model on millions of time series with efficient feature engineering. Apache 2.0 licensed. 1.2kApache-2.0PythoncuMLGPU-accelerated machine learning algorithms with scikit-learn compatible API. 10-50x faster than CPU implementations for large datasets. Apache 2.0 licensed. 5.2kApache-2.0Python
SynapseMLDistributed machine learning on Apache Spark. Scalable, composable APIs for text analytics, vision, anomaly detection with seamless Python/Scala/R/.NET integration. MIT licensed. 5.2kMITScala
DataHubThe 1 open-source metadata platform for data and AI. Data discovery, governance, and observability with 80+ connectors, column-level lineage, and AI assistant integration. Originally built at LinkedIn. Apache 2.0 licensed. 12kApache-2.0Python
Apache OssieVendor-neutral specification to standardize semantic models across analytics, BI, and AI agent platforms. Apache 2.0 licensed. 1.2kApache-2.0Python
dbt-coreTransform data using software engineering best practices. The industry-standard framework for analytics engineering with 15M+ monthly downloads. Enables version control, testing, and documentation for SQL transformations. Apache 2.0 licensed. 13kApache-2.0Rust
SQLMeshScalable and efficient data transformation framework with dbt compatibility. Features automatic data lineage, time travel, and virtual data environments for testing. Optimized for large-scale data warehouses. Apache 2.0 licensed. 3.1kApache-2.0Python
DeequLibrary built on top of Apache Spark for defining "unit tests for data". Measures data quality in large datasets with constraint verification, anomaly detection, and incremental validation. Used at Amazon for production data quality. Apache 2.0 licensed. 3.6kApache-2.0Scala
Great ExpectationsAlways know what to expect from your data. Data validation, profiling, and documentation for data pipelines. Apache 2.0 licensed. 12kApache-2.0Python
ydata-profilingOne line of code for comprehensive data quality profiling and exploratory data analysis. Generates detailed reports for Pandas and Spark DataFrames including statistics, correlations, missing values, and data quality alerts. MIT licensed. 14kMITPython
OptunaModern, define-by-run hyperparameter optimization with pruning and visualizations. Extremely popular in 2026. 14kMITPython
AutoGluonAWS AutoML toolkit for tabular, image, text, and multimodal data - state-of-the-art with almost zero code. 10kApache-2.0Python
StreamlitThe fastest way to build and share data apps. Transform Python scripts into beautiful web applications with minimal code. Widely used for ML model demos, data visualization, and internal tools. 45kApache-2.0Python
Hugging Face AccelerateSimple API to make training scripts run on any hardware (multi-GPU, TPU, mixed precision) with minimal code changes. 9.7kApache-2.0Python
DeepSpeedMicrosoft's deep learning optimization library for extreme-scale training (ZeRO, offloading, MoE). 42kApache-2.0Python
FlashAttentionFast exact attention kernels that reduce memory usage and accelerate transformer training and inference. 24kBSD-3-ClausePython
PyTorch LightningHigh-level wrapper for PyTorch that removes boilerplate and adds best practices. 31kApache-2.0Python
fastaiDeep learning library providing practitioners with high-level components for state-of-the-art results. Built on PyTorch with a focus on usability and transfer learning. Apache 2.0 licensed. 28kApache-2.0Jupyter NotebookPyTorch IgniteHigh-level library for training and evaluating neural networks in PyTorch with an engine, events & handlers system for maximum flexibility. BSD-3-Clause licensed. 4.8kBSD-3-ClausePython
einopsFlexible, powerful tensor operations for readable and reliable code. Supports PyTorch, JAX, TensorFlow, NumPy, MLX. 9.5kMITPython
safetensorsSimple, safe way to store and distribute tensors. Fast, secure alternative to pickle for model serialization. 3.8kApache-2.0RusttorchmetricsMachine learning metrics for distributed, scalable PyTorch applications. 80+ metrics with built-in distributed synchronization. 2.4kApache-2.0PythontorchaoPyTorch native quantization and sparsity for training and inference. Drop-in optimizations for production deployment. 2.8k–Python
SHAPGame theoretic approach to explain the output of any machine learning model. Industry standard for model interpretability. 26kMITJupyter Notebook
Model open-source AI projects
RWKVAttention-free language model architecture with linear-time inference, training code, inference examples, and an active open-source ecosystem. 15kApache-2.0Python
MiniCPMCompact open model family with practical code, deployment notes, and active edge/on-device focus. 9.4kApache-2.0Jupyter Notebook
GPT-OSSOpenAI open-weight model repository with inference examples, recipes, and deployment guidance. 20kApache-2.0Python
MambaState Space Model implementation with pretrained checkpoints, architecture code, and research tooling for efficient long-sequence modeling. 18kApache-2.0Python
GPT-NeoXLarge-scale language model training codebase from EleutherAI with distributed training support and historical open-model importance. 7.4kApache-2.0Python
OpenCLIPOpen implementation of CLIP with training code, pretrained models, and zero-shot evaluation tooling. 14k–PythonOmniParserVision-based GUI parsing model and tooling for computer-use agents. 25kCC-BY-4.0Jupyter NotebookMiniCPM-VCompact vision-language model family with edge-focused deployment examples and strong OCR-oriented use cases. 26kApache-2.0Python
WhisperCanonical open speech-to-text model codebase with widespread ecosystem support and many downstream implementations. 101kMITPython
FunASRSpeech recognition toolkit with pretrained models, streaming support, diarization, VAD, and production-oriented examples. 17kMITPython
NVIDIA NeMoScalable framework and model codebase for speech, language, and multimodal AI with recipes and deployment guidance. 17kApache-2.0Python
Sherpa-ONNXComplete speech toolkit with ASR, TTS, diarization, source separation, and VAD across embedded and edge environments via ONNX Runtime. 13kApache-2.0C++
MOSS-TTSOpen speech and sound generation family focused on expressive, long-form text-to-speech with streaming and multi-speaker support. 3.1kApache-2.0PythonVoxCPMOpen-sourced tokenizer-free multilingual speech synthesis model with high-quality TTS and style transfer workflows. 26kApache-2.0PythonVibeVoiceOpen Frontier Voice AI toolkit spanning speech understanding, generation, and multilingual TTS workflows, with active research and deployment tooling. 48kMITPython
SpeechBrainPyTorch speech toolkit with recipes for ASR, TTS, speaker recognition, and speech enhancement. 12kApache-2.0Python
Pocket TTSLightweight text-to-speech engine optimized for CPU inference with low latency and streaming support. MIT licensed. 7.4kMITPython
Serving open-source AI projects
llama.cppPure C/C++ inference engine with GGUF format support. The gold standard for CPU/GPU/Apple Silicon on-device running. Includes llama-server for OpenAI-compatible API. Now at 100K+ stars. 115kMITC++
OllamaDead-simple local LLM runner with a one-line install, model registry, and OpenAI-compatible API. 173kMITGoFoundry LocalOpen-source on-device AI platform covering discovery, model running, sandboxed execution, and evaluation of open models. 2.4k–C++
Potato OSLinux distribution for fully local AI inference on Raspberry Pi 5 and 4, optimized for running open models at the edge. 93Apache-2.0Python
MLC-LLMDeployment engine that compiles and runs LLMs across browsers, mobile devices, and local hardware. 23kApache-2.0PythonWebLLMHigh-performance in-browser LLM inference engine. Runs models directly in the browser with WebGPU acceleration. 18kApache-2.0TypeScript
RamaLamaContainer-centric tool for simplifying local AI model serving. Automatically detects GPUs, pulls optimized container images, and runs models securely in rootless containers with enterprise-grade isolation. 2.9kMITPython
LiteRTGoogle's production-ready on-device ML and GenAI deployment framework. Supports Android, iOS, Web, Desktop, and IoT targets with GPU/NPU acceleration via a unified edge-first runtime. Apache 2.0 licensed. 2.5kApache-2.0C++LiteRT-LMProduction-ready runtime for deploying LLMs on edge devices with low-latency inference and optimized hardware paths for mobile and embedded platforms. 5.4kApache-2.0C++
exoRun frontier AI locally by connecting all your devices into an AI cluster. Features automatic device discovery, RDMA over Thunderbolt for 99% latency reduction, topology-aware auto parallel, and tensor parallelism. Uses MLX backend for distributed inference across Apple Silicon devices. Apache 2.0 licensed. 45kApache-2.0Python
ds4Native inference engine optimized for DeepSeek V4 and GLM models with Metal, CUDA, and ROCm support. 20kMITC
qwen3.8-flash-next-in-cNative C implementation of Qwen3.8-Flash-Next for local CPU inference, with terminal chat, a resident OpenAI-compatible API, and reproducible benchmarks. 5Apache-2.0C
kimi-k3-in-cPortable C99 inference engine for Kimi K3 that streams its 1.56 TB checkpoint from disk to run on CPU-only machines with as little as 8 GB RAM, with exact-output validation gates and reproducible measurements. Apache-2.0 licensed. 11kApache-2.0C
omlxApple-centric inference server for local-first AI workflows with model management, GPU orchestration, and OpenAI-compatible APIs for self-hosted deployment. Apache 2.0 licensed. 16kApache-2.0Python
llmfitTerminal tool and TUI that right-sizes LLM models to hardware specs and scores local compatibility across GPU, CPU, and RAM. MIT licensed. 30kMITRust
NeedleCompact 45M-parameter foundation model and 14MB inference engine for tool calling and structured extraction on tiny devices. MIT licensed. 4.9kMITPython
ColibriZero-dependency C inference engine that runs large Mixture-of-Experts models locally by streaming experts across disk, RAM, and VRAM. 35kApache-2.0C
Claude Code LocalMLX-native server that speaks the Anthropic Messages API so the unmodified Claude Code CLI runs against local models on Apple Silicon, with parsing for local models' tool-call formats. MIT licensed. 3.3kMITPythonnemotron-omni-mlxPure MLX runtime for the vision and audio towers of NVIDIA Nemotron 3 Nano Omni on Apple Silicon, tested for parity against NVIDIA's PyTorch reference. MIT licensed. 12MITPython
MagnitudeHardware-aware local inference engine that profiles host hardware, recommends suitable open models, and tunes execution across Apple Silicon, NVIDIA, AMD, and CPU. Apache 2.0 licensed. 5kApache-2.0TypeScript
llm-vram-calculatorDependency-free TypeScript core that estimates inference memory (weights, KV cache, overhead) of any Hugging Face model from its config.json and safetensors metadata, covering MoE, MLA, sliding-window and linear-attention layers; runs in the browser at modelvram.com. MIT licensed. 0MITTypeScript
llm-dKubernetes-native distributed LLM inference framework. Donated to CNCF by RedHat, Google, and IBM. Intelligent scheduling, KV-cache optimization, and state-of-the-art performance across accelerators. 3.3kApache-2.0Shell
LMDeployToolkit for compressing, deploying, and serving LLMs from OpenMMLab. 4-bit inference with 2.4x higher performance than FP16, distributed multi-model serving across machines. 7.9kApache-2.0Python
vLLMState-of-the-art serving engine with PagedAttention and continuous batching. Currently the fastest production-grade LLM server. 82kApache-2.0Python
TokenSpeedLLM inference engine for agentic workloads with a C++ scheduling control plane, Python execution plane, modular kernels, and KV-cache lifecycle management. MIT licensed. 2.6kMITPython
FreeTokenEdge-native Mixture-of-Experts serving engine for running frontier-scale open-weight models across consumer GPUs, CPUs, and host memory, with OpenAI- and Anthropic-compatible APIs. Apache-2.0 licensed. 16kApache-2.0PythonvLLM-OmniMulti-modal inference stack extending vLLM for image, audio, and video generation workloads with a unified serving interface. Apache 2.0 licensed. 5kApache-2.0Python
LMCacheSupercharge LLM inference with the fastest KV Cache layer. 3-10x delay savings and GPU cycle reduction for multi-round QA and RAG. Integrates seamlessly with vLLM for distributed, high-throughput deployments. Apache 2.0 licensed. 8.4kApache-2.0PythonvLLM Production StackKubernetes-native production stack for vLLM inference. Automated deployment, autoscaling, and monitoring for enterprise-grade LLM serving. Built by the vLLM team for seamless integration. 2.4kApache-2.0Python
Open Model Engine (OME)Kubernetes operator for LLM serving with GPU scheduling and model lifecycle management across vLLM, SGLang, and TensorRT-LLM. 461Apache-2.0Go
SGLangNext-gen serving framework with RadixAttention. Powers xAI's production workloads at 100K+ GPUs scale. 29kApache-2.0Python
Aphrodite EnginevLLM fork optimized for role-play and creative writing. Supports extensive quantization methods (AQLM, AWQ, GPTQ, GGUF, FP8) and modern samplers. Active development with multi-LoRA and speculative decoding support. 1.8kAGPL-3.0C++AIBrixCost-efficient and pluggable infrastructure components for GenAI inference. Kubernetes-native control plane for vLLM with distributed KV cache, heterogeneous GPU serving, and intelligent routing. Apache 2.0 licensed. 4.8kApache-2.0Go
AISIXSelf-hosted Apache-2.0-licensed AI gateway written in Rust, with OpenAI-compatible endpoints, an Anthropic-compatible Messages endpoint, model routing, traffic policies, Prometheus metrics, and OTLP trace export. 154Apache-2.0Rust
Triton Inference ServerNVIDIA's production-grade open-source inference serving software. Supports multiple frameworks (TensorRT, PyTorch, ONNX) with optimized cloud and edge deployment. 11kBSD-3-ClausePython
mistral.rsFast, flexible Rust-native LLM inference engine built on Candle. Supports text, vision, audio, image generation, and embeddings with hardware-aware auto-tuning. 7.2kMITRust
KTransformersFlexible framework for heterogeneous CPU-GPU LLM inference and fine-tuning. Enables running large MoE models by offloading experts to CPU with BF16/FP8 precision support. 17kApache-2.0Python
llamafileMozilla's single-file distributable LLM solution. Bundle model weights, inference engine, and runtime into one portable executable that runs on six OSes without installation. 25k–C++
XinferenceUnified, production-ready inference API for LLMs, speech, and multimodal models. Drop-in GPT replacement with single-line code changes. Supports thousands of models with auto-batching and distributed inference. 9.3kApache-2.0Python
RTP-LLM (Alibaba)Alibaba's high-performance LLM inference acceleration engine. Powers production LLM services across Taobao, Tmall, and Alibaba's international AI platform. Supports PagedAttention, FlashAttention, FlashDecoding, INT8/INT4 quantization, and heterogeneous hardware (GPU/ARM CPU/Intel). Apache 2.0 licensed. 1.2kApache-2.0CudaLitServe (Lightning AI)Minimal Python framework for building custom AI inference servers with full control over logic, batching, and scaling. 2x faster than FastAPI with built-in batching, streaming, and multi-GPU autoscaling. Apache 2.0 licensed. 3.9kApache-2.0Python
LightLLMPure Python-based LLM inference and serving framework with lightweight design, easy extensibility, and high-speed performance. Integrates optimizations from FasterTransformer, TGI, vLLM, and SGLang. 4.1kApache-2.0Python
TabbyAPIFastAPI-based API server for ExLlamaV2/V3 backends. OpenAI-compatible API with support for model loading/unloading, embeddings, speculative decoding, multi-LoRA, and streaming. 1.2kAGPL-3.0Python
GPUStackGPU cluster manager that orchestrates inference engines like vLLM and SGLang. Automated engine selection, parameter optimization, and distributed multi-GPU deployment for high-performance AI workloads. 5.1kApache-2.0Python
OpenLLM (BentoML)Production-grade platform for running any open-source LLMs as OpenAI-compatible API endpoints. Supports 50+ models with built-in streaming, batching, and auto-acceleration. Apache 2.0 licensed. 12kApache-2.0Python
Higress (Alibaba)AI-native API gateway born from Alibaba's internal infrastructure with 2+ years of production validation. Provides unified LLM API and MCP (Model Context Protocol) management with enterprise-grade 99.99% availability. Apache 2.0 licensed. 8.6kApache-2.0Go
NVIDIA DynamoDatacenter-scale distributed inference serving framework from NVIDIA. Orchestration layer above vLLM/SGLang/TensorRT-LLM with disaggregated serving, KV-aware routing, and automatic scaling. Built in Rust with Python extensibility. Apache 2.0 licensed. 7.2k–RustMicrosoft BitNetOfficial inference framework for 1-bit LLMs (BitNet b1.58). Enables running large models on CPU with minimal memory footprint. Features custom kernels for ternary weight quantization and efficient matmul operations. MIT licensed. 39kMITPython
FreeLLMAPIOpenAI-compatible proxy gateway that stacks the free tiers of multiple LLM providers behind a single endpoint with automatic failover and rate tracking. MIT licensed. 12kMITTypeScript
OmniRouteUnified AI gateway and proxy supporting over 230 providers with token compression, automatic failover, and routing strategies. MIT licensed. 9.5kMITTypeScriptSwitchyardRust proxy and library for routing, protocol translation, and operational metrics across LLM backends and coding agents. Apache 2.0 licensed. 1.2kApache-2.0Rust
BifrostLLM gateway with a unified OpenAI-compatible API across providers, routing, load balancing, fallbacks, guardrails, and observability. Apache 2.0 licensed. 7.6kApache-2.0Go
freelmPython and TypeScript client library, with an optional local OpenAI-compatible server, that pools the free tiers of Gemini, Groq, OpenRouter, Cloudflare Workers AI and other providers with key rotation and failover. MIT licensed. 7MITPython
fitcheckZero-dependency Python CLI that plans LLM VRAM before you serve: real per-token KV-cache math, FITS/TIGHT/OOM verdicts, max safe context, and paste-ready vLLM/llama.cpp flags. MIT licensed. 0MITPython
AirLLMSingle-GPU 70B inference stack with strong memory/performance optimizations for local deployment on commodity hardware. 20kApache-2.0Jupyter Notebook
Mirage Persistent KernelCompiler that fuses model execution into a single mega-kernel for tighter performance. 2.3kApache-2.0Cuda
CTranslate2Fast inference engine for Transformer models supporting OpenNMT and Hugging Face models. Optimized for CPU and GPU with batching, quantization (INT8/FP16), and dynamic memory management. Powers faster-whisper and other production deployments. MIT licensed. 4.5kMITC++
llama-swapIntelligent model swapping proxy for llama.cpp. Enables seamless hot-swapping between different GGUF models without restarting the server, with automatic model loading/unloading and OpenAI-compatible API. MIT licensed. 4.4kMITGo
optillmOptimizing inference proxy for LLMs with load balancing, failover, and request routing across multiple providers and models. Improves reliability and performance for production deployments. Apache 2.0 licensed. 4.1kApache-2.0Python
FugusashiOpen-source intelligent model router with CMA-ES evolved routing weights, federated learning for privacy-preserving collaborative routing, and human-interpretable explanations for every decision. OpenAI-compatible API with web dashboard. MIT licensed. 5MITPython
OpenRoutiQExplainable, policy-controlled Python router for selecting models, providers, deployments, and reasoning levels, with optional outcome learning and an OpenAI-compatible proxy. MIT licensed. 0MITPython
mllmFast and lightweight multimodal LLM inference engine for mobile and edge devices. Optimized for running vision-language models on resource-constrained hardware with efficient memory management. MIT licensed. 1.5kMITC++
shimmyPython-free Rust inference server with OpenAI API compatibility. Supports GGUF and SafeTensors formats with hot model swap, auto-discovery, and single binary deployment for zero-dependency inference. Apache 2.0 licensed. 5.3kApache-2.0Rust
PowerInferHigh-speed LLM inference for local deployment on consumer GPUs. Achieves up to 11x speedup over llama.cpp on RTX 4090 by exploiting power-law neuron activation patterns. MIT licensed. 9.5kMITC++
distributed-llamaDistributed LLM inference connecting home devices into a powerful cluster. More devices means faster inference via tensor parallelism over Ethernet. Supports Linux, macOS, Windows, ARM, and x86_64 AVX2 CPUs. MIT licensed. 2.9kMITC++
ik_llama.cppHigh-performance llama.cpp fork with better CPU and hybrid GPU/CPU performance, SOTA quantization types, first-class Bitnet support, and improved DeepSeek performance via MLA, FlashMLA, and fused MoE operations. MIT licensed. 2.7kMITC++
xLLMHigh-performance inference engine optimized for Chinese AI accelerators (Cambricon MLU, Hygon DCU, Huawei Ascend). Features service-engine decoupled architecture with elastic scheduling, PD disaggregation, and global KV cache management. Powers JD.com's core retail businesses. Apache 2.0 licensed. 1.3kApache-2.0C++MooncakeProduction-grade serving platform for Kimi (Moonshot AI). Features distributed KV cache pool with intelligent offloading, prefill/decode disaggregation, and cross-instance KV reuse. Integrated with vLLM, SGLang, and TensorRT-LLM. Apache 2.0 licensed. 5.5kApache-2.0C++
DeepEPCommunication library for efficient expert-parallel training/inference pipelines, reducing MoE cross-device communication overhead. Apache 2.0 licensed. 9.7kMITCuda
FlashKDAHigh-performance CUTLASS-based Kimi Delta Attention CUDA kernels for linear attention mechanisms. MIT licensed. 1.1kMITCudaDeepGEMMClean, high-performance FP8 GEMM kernels with fine-grained scaling for modern inference workloads. Apache 2.0 licensed. 7.3kMITCudaRAFTCUDA-accelerated algorithms and ANN building blocks for high-performance similarity search, clustering, and matrix learning workloads. 1kApache-2.0Cuda
ThunderKittensCUDA tile primitives and kernel templates for accelerating transformer attention blocks. MIT licensed. 3.4kMITCuda
Agents open-source AI projects
AutoGPTThe original autonomous AI agent framework that sparked the agent revolution. Vision of accessible AI for everyone with modular agent architecture, benchmark testing, and forge-based agent building. 183k+ stars. 185k–Python
DSPyFramework for programming language model pipelines with modules, optimizers, and evaluation loops. 35kMITPythonSemantic KernelSDK for building and orchestrating AI agents and workflows across multiple programming languages. 28kMITC#
System One SDKTypeScript API/SDK for AI agent decision workflows: typed choices, scores, and probabilities via one evaluate() call. MIT licensed. 2MITJavaScriptsmolagentsLightweight agent framework centered on tool use and code-executing workflows. 28kApache-2.0Python
Neuron AIPHP Agentic Framework for building production-ready AI driven applications. Connect components (LLMs, vector DBs, memory) to agents that can interact with your data. MIT licensed. 2kMITPHP
II-Agent (Intelligent Internet)New open-source framework to build and deploy intelligent agents with support for Claude, Gemini, and OpenAI models. Apache 2.0 licensed. 3.3kApache-2.0Python
Hermes Agent (NousResearch)The agent that grows with you. Autonomous server-side agent with persistent memory that learns and improves over time. 181kMITPython
Strands AgentsModel-driven approach to building AI agents in just a few lines of code. Multi-agent systems, autonomous agents, and streaming support with built-in MCP. Apache 2.0 licensed. 6kApache-2.0Python
AgnoBuild, run, and manage agentic software at scale. High-performance framework for multi-agent systems with memory, knowledge, and tools. 41kApache-2.0Python
UpsonicAgent framework for fintech and banking with built-in MCP support, guardrails, and tool server architecture. 7.9kMITPython
VoltAgentTypeScript-first AI agent engineering platform with memory, RAG, workflows, MCP integration, and voice support. 9.4kMITTypeScript
PocketFlow100-line minimalist LLM framework for building agent workflows. Lightweight, extensible architecture for tool use and autonomous task execution. 11kMITPythonAgent Development Kit (Google)Code-first Python toolkit for building sophisticated AI agents with multi-agent orchestration, built-in evaluation, and flexible deployment. Model-agnostic with tight Google ecosystem integration. Apache 2.0 licensed. 20kApache-2.0Python
PydanticAIType-safe AI agent framework from the creators of Pydantic. Model-agnostic with 20+ providers, built-in observability via Logfire, MCP/A2A protocol support, and YAML/JSON agent definitions. MIT licensed. 18kMITPython
GriptapeModular Python framework for AI agents and workflows with chain-of-thought reasoning, tools, and memory. Enforces structures like sequential pipelines and DAG-based workflows for predictable AI systems. Apache 2.0 licensed. 2.5kApache-2.0Python
LangroidHarness LLMs with multi-agent programming. Mature tool calling system based on Pydantic, supports hundreds of LLM providers including OpenAI and local servers. Built for robust agent behavior in real-world use cases. MIT licensed. 4kMITPython
OctomindModel-agnostic AI agent runtime written in Rust with specialist agents, MCP support, multiple provider integrations, and zero-config setup. Apache 2.0 licensed. 66Apache-2.0Rust
MarvinPython framework for structured outputs and agentic AI workflows. Simplifies LLM interactions with type-safe interfaces, automatic schema generation, and built-in observability. From the creators of Prefect. Apache 2.0 licensed. 6.2kApache-2.0PythonBurrApache incubating framework for building stateful AI applications (chatbots, agents, simulations). Monitor, trace, persist, and execute on your own infrastructure with built-in UI and pluggable memory. Apache 2.0 licensed. 2kApache-2.0Python
KaibanJSJavaScript-native framework for building and managing multi-agent systems with a Kanban-inspired approach. Visual task board for AI agents with real-time collaboration features. MIT licensed. 1.4kMITTypeScript
JidoAutonomous agent framework for Elixir. Built for distributed, autonomous behavior and dynamic workflows with actor-model concurrency. Apache 2.0 licensed. 1.7kApache-2.0Elixir
FlueProgrammable TypeScript harness and sandbox agent framework for building autonomous workflows and agents. Apache 2.0 licensed. 5.6kApache-2.0TypeScript
Agent-NativeTypeScript-first framework for building agent-first applications featuring shared database state, real-time multiplayer editing, and action-driven tools. ISC licensed. 1.2k–TypeScript
rlmGeneral plug-and-play inference library for Recursive Language Models (RLMs) that programmatically execute sub-LM calls inside isolated code sandboxes. 5.1kMITPythonPage AgentJavaScript-native, in-page GUI agent framework for controlling web interfaces with natural language without screenshots or external browser automation. MIT licensed. 20kMITTypeScript
Computer (Cloudflare)Virtual filesystem inside a Durable Object providing sandboxed execution environments for AI agents. MIT licensed. 4.8kMITTypeScript
EmbabelAgent framework for the JVM written in Kotlin with dynamic goal-oriented planning and Spring Boot integration. Apache 2.0 licensed. 4kApache-2.0Kotlin
OuroborosSelf-hosted general-purpose agent with durable identity and memory, specialist subagent coordination, and reviewed changes to its own implementation. MIT licensed. 1kMITPython
OpenAmerOpen-source Windows-native agent that runs its cognition in-process (five native tools: think, learn, remember, trigger, heartbeat) and operates the real desktop locally — filesystem, terminal, GUI and browser over the Chrome DevTools Protocol. A single 10-subsystem heartbeat replaces 84 cron entries, and an A2A mesh routes work peer-to-peer between instances. Apache 2.0 licensed. 5Apache-2.0Python
ChatDevMulti-agent software development framework where AI agents collaborate as programmers, designers, and testers to build software. Apache 2.0 licensed. 33kApache-2.0Python
CAMELFirst and best multi-agent framework for building scalable agent systems. Apache 2.0 licensed with extensive tooling for agent communication and task automation. 17kApache-2.0Python
DeepAgentsBatteries-included LangChain agent harness for building and running structured multi-agent workflows with reusable runtime patterns. 24kMITPython
EvoFluxLocal-first desktop workspace for coordinating AI agent teams across conversations, files, terminal, browser, Git, memory, plugins, and verification. 9Apache-2.0Python
OpenMausBotLocal-first desktop chat workspace where each bot runs Claude, Codex, or Grok CLI with its own thread, model, computer, connected apps, and approval flow; includes MCP and headless CLI control. Apache-2.0 licensed. 10kApache-2.0TypeScript
MastraTypeScript-first agent framework with built-in RAG, workflows, tool integrations, observability and observational memory. 25k–TypeScript
NikaWorkflow engine for AI where agent work is captured as reviewable .nika.yaml DAG files, statically checked before execution (schema, permits, cost floor) with tamper-evident traces after. Local-first (Ollama, llama.cpp, vLLM), MCP client and server. AGPL-3.0 licensed. 53AGPL-3.0Rust
Deer-Flow (ByteDance)Open-source long-horizon SuperAgent harness that researches, codes, and creates. Handles tasks from minutes to hours with sandboxes, memories, tools, skills, subagents, and message gateway. 70kMITPythonOpenAI Agents SDKProduction-ready lightweight framework for multi-agent workflows. The evolution of Swarm with enhanced orchestration capabilities and enterprise-grade features. 27kMITPythonSymphonyTurns project work into isolated, autonomous implementation runs. Monitors work boards, spawns agents to handle tasks, and provides proof of work including CI status, PR reviews, and walkthrough videos. Engineering preview for managing work instead of supervising coding agents. Apache 2.0 licensed. 25kApache-2.0Elixir
PaperclipAI agent company and orchestration framework with 55K+ stars. MIT licensed. 69kMITTypeScript
AgentScopeAlibaba's production-ready multi-agent framework with 23K+ stars. Features built-in MCP and A2A support, message hub for flexible orchestration, and AgentScope Runtime for production deployment. 26kApache-2.0PythonMicrosoft Agent FrameworkMicrosoft's official framework combining AutoGen's agent abstractions with Semantic Kernel's enterprise features. Supports Python and .NET with graph-based workflows. 11kMITPython
NarraNexusA ready-to-run AI agent team workspace whose agents remember, collaborate, and use tools from day one. Apache 2.0 licensed. 79Apache-2.0Python
Agency SwarmReliable multi-agent orchestration framework built on top of the OpenAI Assistants API with organizational structure modeling. 4.4kMITPython
elizaOSAutonomous multi-agent framework for building and deploying AI-powered applications. Features Discord/Telegram/Farcaster connectors, RAG support, and a modern web dashboard. 19kMITTypeScript
OpenAgentsAI Agent Networks for Open Collaboration. Platform for building collaborative multi-agent systems with shared knowledge and distributed task execution. Apache 2.0 licensed. 3.7kApache-2.0Python
Hive (Aden)Production-grade multi-agent orchestration framework with 10K+ stars. Apache 2.0 licensed. 10kApache-2.0Python
Agent Squad (AWS Labs)Flexible multi-agent orchestration framework with intelligent intent classification and context management. Supports Python and TypeScript with pre-built agents for Bedrock, Lex, and custom integrations. Apache 2.0 licensed. 7.6kApache-2.0Python
Composio Agent OrchestratorAgentic orchestrator for parallel coding agents. Plans tasks, spawns agents, and autonomously handles CI fixes, merge conflicts, and code reviews. MIT licensed. 7.4kMITTypeScript
Open Multi-AgentMIT-licensed TypeScript-native orchestration framework that plans multi-agent task DAGs at runtime, with approval gates, tracing, evaluation, checkpoints, and resumable execution in your own environment. 6.8kMITTypeScript
BeeAI Framework (IBM)Production-ready multi-agent framework in Python and TypeScript. Features workflow orchestration, ACP/MCP protocol support, and deep watsonx integration. Part of Linux Foundation AI & Data program. 3.3kApache-2.0Python
AI TownDeployable starter kit for building virtual towns where AI characters live, chat and socialize. Inspired by Stanford's Generative Agents research with persistent agent memory and social interactions. MIT licensed. 10kMITTypeScript
Conductor OSSEvent-driven agentic orchestration platform providing durable and resilient execution engine for applications and AI agents. Battle-tested at Netflix, Tesla, LinkedIn, and J.P. Morgan with 30K+ stars. Apache 2.0 licensed. 32kApache-2.0Java
A2A ProtocolAgent2Agent (A2A) open protocol enabling communication and interoperability between opaque agentic applications. Donated to Linux Foundation by Google with 50+ technology partners. Apache 2.0 licensed. 24kApache-2.0Shell
777genius/agent-teams-aiOpen-source desktop app for coordinating autonomous coding-agent teams with inter-agent messaging, Kanban task management, and code review across Claude Code, Codex, OpenCode, Cursor, Grok, GitHub Copilot, Kiro, Z.AI, MiniMax, Kimi, and 75+ LLM providers. 1.2kAGPL-3.0TypeScript
Panniantong/Agent-ReachReusable search and web-ingestion layer for AI agents spanning Reddit, X/Twitter, YouTube, GitHub, Bilibili and more through one CLI. 24kMITPython
xerrors/YuxiSelf-hosted multi-tenant agent harness combining retrieval, knowledge graph grounding, and workflow orchestration for production teams. 5.5kMITPython
Sim StudioOpen-source AI workspace for building, deploying, and orchestrating AI agents. Visual canvas with 1000+ integrations, multi-framework support (Agno, OpenAI, LangChain, Google ADK), and self-hosted or cloud deployment. Apache 2.0 licensed. 29kApache-2.0TypeScript2FastLabs Agent SquadFlexible, lightweight open-source framework for orchestrating multiple AI agents to handle complex conversations with parallel execution capabilities. Apache 2.0 licensed. 7.6kApache-2.0Python
SIASelf-improving framework that orchestrates meta, target, and feedback agents to autonomously optimize the performance of AI models and agents on benchmark tasks. MIT licensed. 1.6kMITPython
Council of High IntelligenceMulti-agent deliberation framework that routes specialized personas across different LLM providers to debate topics and reach consensus. 2.3kMITShell
Gas TownMulti-agent workspace manager and orchestration system for Claude Code and other coding agents with persistent work tracking, mailboxes, and automated merge queues. MIT licensed. 17kMITGo
Agentlas OS Agent Operation Environment (AOE)Local-first, model-agnostic environment for building, borrowing, and orchestrating specialist agents and teams across supported LLM hosts, with owner-scoped packages and host-enforced permissions. Apache 2.0 licensed. 1.1kApache-2.0PythonOpen Deep ResearchOpen-source deep research assistant that orchestrates language models and search tools to run multi-step web research and compile reports. MIT licensed. 12kMITPythonClaudexorLocal-first control plane for routing coding work across Claude Code, Codex, Cursor, and OpenCode, with quota-aware rotation across multiple Claude/Codex subscription profiles, shared thread context, best-of-N runs, and cross-model review. 494MITTypeScript
MiroFishMulti-agent swarm intelligence engine that constructs parallel digital environments with autonomous agents to simulate and predict real-world outcomes. AGPL-3.0 licensed. 71kAGPL-3.0PythonMakaApache-incubating local-first AI-agent workspace with durable append-only agent execution history, licensed under Apache-2.0. 2.6kApache-2.0TypeScript
RufloMulti-agent orchestration and meta-harness for coordinating agent swarms with shared memory, licensed under the MIT license. 69kMITTypeScript
munder-difflinMIT-licensed desktop multi-agent workspace and harness for coordinating local coding agents across multiple LLM backends. 5k–JavaScript
fractalHierarchical coding-agent orchestrator with recursive delegation, per-node Git worktrees, configurable limits, persistent SQLite state, and live terminal monitoring and steering. 715Apache-2.0PythonAX (Google)Declarative, high-throughput agent orchestration runtime for sandboxed agent workloads at cluster scale. Apache 2.0 licensed. 10kApache-2.0GoStrands Agent HarnessProduction SDK and harness runtime for building, monitoring, and controlling end-to-end AI agent lifecycles in Python and TypeScript. Apache 2.0 licensed. 8.2kApache-2.0Python
StarNetLocal-first desktop multi-agent harness with persistent workspaces, capability-scoped tools, agent memory, budgets, schedules, and live runtime visualization. MIT licensed. 595MITJavaScript
OpenRigLocal multi-agent harness for defining persistent Claude Code and Codex teams, with YAML topologies, tmux sessions, durable state, and a shared terminal UI. Apache-2.0 licensed. 2.7kApache-2.0TypeScript
RavenMulti-agent harness whose host agent plans complex tasks as DAGs and delegates them to built-in research, coding, design, and on-call agents or to third-party agents over ACP, CLI, or OpenAI-compatible APIs, with cross-session memory and an experimental self-evolution loop that installs only verified changes. Apache 2.0 licensed. 4.9kApache-2.0Python
5diveSelf-hosted CLI that runs a team of AI agents on one Linux server, each its own Linux user running Claude Code, Codex or another official agent CLI as a systemd service, sharing an org chart and a backlog. MIT licensed. 65MITShell
subagent-tunerClaude Code mod that sets the model and reasoning effort of each subagent by asking the user, by task-kind recommendation, or from a saved default. 1MITTypeScript
apowerbPlatform to build, run and govern multi-agent systems on ADK, with RAG, Text-to-SQL, MCP tools, token quotas and per-session audit. Apache 2.0 licensed, self-hosted with Docker Compose or Helm. 103Apache-2.0Python
Agent GatewayNext-generation proxy and routing layer for AI agents and MCP servers, with Kubernetes-native transport, protocol interoperability, and service-mesh-style isolation for reliable agent infrastructure. Apache 2.0 licensed. 3.1kApache-2.0Rust
MicrosandboxFast, local-first microVM runtime and library for isolated execution of AI agents and untrusted workloads. Apache 2.0 licensed. 7.8kApache-2.0Rust
Agent SubstrateKubernetes-native execution runtime for high-density, stateful AI-agent sandboxes with actor lifecycle management, suspend/resume, and workload routing. Apache-2.0 licensed. 4.3kApache-2.0Go
SubmilliSecure runtime for code-mode agents that runs each agent-written program in its own WebAssembly sandbox and enforces semantic permissions on which operations, resources and argument values it may use. Runs are durable: after a restart they resume where they left off, without repeating finished steps. Apache 2.0 licensed. 31Apache-2.0Rust
DESIGN.md (Google)A format specification for describing visual identity to coding agents, combining YAML tokens and markdown prose to give agents a structured understanding of design systems. Apache 2.0 licensed. 19kApache-2.0TypeScript
OpenVikingOpen-source context database for AI agents that unifies agent memory, knowledge RAG, and skills as a virtual filesystem. AGPL 3.0 licensed. 30kAGPL-3.0PythonAuto Ontology (NVIDIA)Self-hostable semantic layer for LLM and agent data analytics that builds and certifies business ontologies, validates generated SQL against definitions and lineage, and exposes evidence-backed answers through a web UI, API, and MCP. Apache-2.0 licensed. 6.3kApache-2.0Python
LWC (Local Wiki CLI)Local-first, source-grounded project memory for coding agents with bounded MCP retrieval, citations and provenance, atomic changesets, and optional document and code knowledge graphs. Apache 2.0 licensed. 53Apache-2.0Rust
Obsidian Agent SkillsAgent skills and open-format tooling for Obsidian vaults, Markdown, Bases, and JSON Canvas compatible with Claude Code, Codex, and OpenCode. MIT licensed. 46kMIT
claude-obsidianMIT-licensed Obsidian and Claude Code integration that organizes Markdown vaults with local indexing and links. 12kMITPython
Cangjie SkillPipeline to distill books, videos, and podcasts into structured, executable agent skills using verification and testing workflows. MIT licensed. 3.5kMITPython
HexisGit-backed platform for managing and sharing skills, tools, and context across AI agents through a remote MCP server. Apache 2.0 licensed. 56Apache-2.0TypeScript
CodegraphLocal pre-indexed code knowledge graph for coding agents to reduce token usage and redundant tool calls across Claude, Codex, and other agents. 41kMITTypeScript
WenlanLocal source-backed AI knowledge base and LLM wiki for coding agents, with Markdown pages, hybrid retrieval, knowledge graphs, CLI workflows, and MCP integrations. Apache 2.0 licensed. 64Apache-2.0Rust
GortexLocal-first code knowledge graph and code intelligence engine built in Golang with multi-repository support and real-time graph actualisation. Built for AI coding agents aiming to expose only the needed information, reducing token usage by up to 50x. Works natively with Claude, Codex, Hermes, and other agents. 76Apache-2.0Go
GraphifyAI coding assistant skill that indexes codebases, databases, and documents into a queryable knowledge graph for coding agents. MIT licensed. 69kMITPython
WorkspaiOpen-source workspace intelligence CLI that models polyglot workspaces, builds proof-backed knowledge graphs, runs health and release gates, and generates bounded context for AI coding agents. MIT licensed. 8MITTypeScript
HeadroomContext compression proxy for tool outputs, logs, and RAG chunks, reducing token pressure while preserving intent for AI agents. 12kApache-2.0Python
llmtrimSelf-hosted Rust proxy, MCP server, CLI, and library that compresses LLM prompts, tool outputs, and replies to cut token usage, quality-gated so it never raises your bill. MPL-2.0 licensed. 69AGPL-3.0Rust
MailFathomSecurity-first, self-hosted email knowledge system that synchronizes IMAP mailboxes into user-owned PostgreSQL for lexical and semantic retrieval, cited answers, local-model operation, and MCP access. AGPL-3.0 licensed. 14AGPL-3.0C#
MemPalaceHigh-performance, benchmarked AI memory system for persistent recall and retrieval in long-horizon autonomous workflows. 54kMITPython
Tree Ring MemoryFramework-agnostic, local-first memory lifecycle for AI agents with a Rust CLI, SQLite/FTS recall, redaction, forgetting, audit checks, consolidation, and agent-skill guidance. MIT licensed. 5MITRust
dejaMemory layer over the session transcripts coding agents already write to disk — Claude Code, Codex, Cursor, opencode, Zed and more — including sessions from before it was installed; local BM25 recall over them with no LLM or embeddings, MCP tools, and credentials redacted at index time. MIT licensed. 789MITGo
Claude MemPersistent agent-memory system that captures session observations, summarizes them, and retrieves relevant context across coding-agent sessions. Apache-2.0 licensed. 96kApache-2.0TypeScript
codebase-memory-mcpHigh-performance C-based codebase intelligence engine and MCP server that indexes repositories into local type-resolved knowledge graphs. MIT licensed. 8.2kMITC
book-to-skillCLI tool that distills technical books, documents, and reference materials into structured, on-demand agent skills. MIT licensed. 13kMITPython
gknowledgeNative GNOME desktop app (GTK 4, Libadwaita) implementing the Karpathy LLM Wiki pattern: ingests documents into an Obsidian-compatible Markdown wiki with source provenance, works offline or with Ollama and OpenAI-compatible endpoints, and exposes the wiki to coding agents through an MCP server. MIT licensed. 15MITPython
AI MemoryRust-native long-term memory server and MCP client for agent coding CLIs, featuring Karpathy-style LLM wiki compilation, FTS5 recall, and cross-agent session handoffs. MIT licensed. 2.7kMITRust
BusabaseOpen-source database and workspace that gives AI agents structured data, durable knowledge, docs, skills, and apps through MCP, OpenAPI, CLI, and coding-agent skills; material writes can remain reviewable ChangeRequests before becoming canonical. MIT licensed. 155MITTypeScript
ThreadShelfLocal-first archive and semantic search for AI conversation histories across multiple providers, with local embeddings, LanceDB storage, complete thread retrieval, HTTP and CLI access, and a stdio MCP server. 11MITTypeScript
BitFunOpen-source coding agent with a Rust runtime, desktop and CLI interfaces, self-hosted remote access, and support for custom tools and skills. 1.6kMITRust
ThinkRail (JetBrains)Agentic IDE built around pi with Git-worktree isolation, durable SPEC.md project knowledge, concurrent agent sessions, MCP servers, and desktop or CLI hosts. Apache-2.0 licensed. 7.1kApache-2.0TypeScript
Free Claude CodeMulti-provider proxy and launcher for Claude Code, Codex, and Pi with a local Admin UI to route coding agents to 31+ cloud and local LLM backends. MIT licensed. 44kMITPython
Background AgentsOpen-source background coding agent system inspired by Ramp's Inspect, supporting file and environment snapshots, cron-based automation, and multi-provider models. MIT licensed. 2.4kMITTypeScript
HEXStrike AIMCP-powered coding-focused cybersecurity agent framework for automated pentesting and bug-hunting workflows. 9.2kMITPython
DarkmoonOpen-source autonomous AI pentest platform and MCP host orchestrating 80+ offensive tools via per-tech offensive sub-agents, with Active Directory and Kubernetes support. GPL-3.0 licensed. 859GPL-3.0Python
VulnClawAutonomous penetration testing agent utilizing Model Context Protocol (MCP) toolchains, blackboard state space search, and structured reasoning. 1.4kMITPython
OpenShell (NVIDIA)Safe and private runtime for autonomous AI agents with policy-driven execution boundaries and CLI integration. 6.8kApache-2.0Rust
ECCPerformance-oriented agent harness for coding agents with skills, memory, and security-aware orchestration across Claude Code, Codex, and more. 207kMITJavaScript
oh-my-piTerminal coding agent with hash-anchored edits, subagents, LSP, browser integrations, and terminal-native workflows. 11kMITTypeScript
Pi (earendil-works)Modular agent toolkit with terminal-first CLI, unified model/provider layer, and runtime integrations for coding workflows and TUI/web UIs. 61kMITTypeScriptPi (badlogic)Terminal coding agent with hash-anchored edits, LSP integration, subagents, MCP support, and package ecosystem. 60kMITTypeScript
Mistral-Vibe (Mistral)Minimal CLI coding agent by Mistral. Lightweight, fast, and designed for local development workflows. 4.4kApache-2.0Python
Nanocoder (Nano-Collective)Beautiful local-first coding agent running in your terminal. Built for privacy and control with support for multiple AI providers via OpenRouter. 2k–TypeScript
Gemini CLI (Google)Open-source AI agent that brings Gemini's power directly into your terminal. Supports code generation, shell execution, and file editing with full Apache 2.0 licensing. 105kApache-2.0TypeScript
ArchonWorkflow engine for deterministic AI coding agents. Define development processes as YAML workflows (planning → implementation → validation → review → PR) with isolated Git worktrees for parallel execution. MIT licensed. 22kMITTypeScript
mini-SWE-agentLightweight coding agent for repository and issue-fixing workflows, designed for simple agentic software engineering experiments. 4.9kMITPython
Kilo CodeOpen-source agentic coding assistant with IDE workflows, tool use, and support for local or OpenAI-compatible models. 20kMITTypeScriptOpen SWEAsynchronous coding agent from the LangChain ecosystem for background software engineering tasks. 9.9kMITPython
Letta CodeMemory-first coding harness designed for long-lived agents that learn from experience. Persistent agents with portable memory across models (Claude, GPT, Gemini, GLM, Kimi). CLI and desktop app for macOS, Windows, and Linux. Apache 2.0 licensed. 2.7kApache-2.0TypeScript
LoopTroopLocal-first AI coding workspace that orchestrates multi-model planning councils, git worktrees, and task loops. MIT licensed. 116MITTypeScript
gptmeYour agent in your terminal, equipped with local tools: writes code, uses the terminal, browses the web. Make your own persistent autonomous agent on top. MIT licensed. 4.3kMITPython
SuperpowersComposable skills framework and software development methodology for coding agents, structuring processes like planning, test-driven development, and code review. 226kMITShell
Agent SkillsProduction-grade engineering skills and quality gates for AI coding agents, packaging developer workflows like spec refinement, planning, and testing. 56kMITShell
HarnessTeam-architecture factory for Claude Code that designs domain-specific agent teams, defines specialized agents, and generates their skills. Apache 2.0 licensed. 6.9kApache-2.0HTML
jcodePerformance-oriented, memory-efficient coding agent harness built for multi-session workflows and infinite customizability. MIT licensed. 7.5kMITRust
firstmateAgent distro for running a crew of autonomous coding agents in isolated Git worktrees across visible terminal session backends. MIT licensed. 3.4kMITShell
DeepSeek-ReasonixDeepSeek-native AI coding agent for the terminal, designed around prefix-cache stability. MIT licensed. 24kMITGo
gstackMulti-specialist agent skills framework for Claude Code and coding agents that structures development workflows into planning, design, QA, and release phases. MIT licensed. 114kMITTypeScript
taste-skillAnti-slop frontend design skills for coding agents that improve layout, typography, and design system alignment during generation. MIT licensed. 50kMITJavaScriptAgents CLI (Google)CLI and skills that turn coding assistants into experts at creating, evaluating, and deploying AI agents on Google Cloud. Apache 2.0 licensed. 4.6kApache-2.0Python
Claude Code Skills & PluginsModular instruction packages, custom commands, and utility scripts for Claude Code, Gemini CLI, Cursor, and other AI coding agents. MIT licensed. 21kMITPython
AG KitAntigravity-first agent engineering kit featuring rules, skills, persistent memory, MCP guidance, and a native safety hook. MIT licensed. 8.1kMITTypeScript
Prime AgentSelf-improving recursive language model (RLM) agent for coding workflows and autonomous tasks. MIT licensed. 8.9kMITTypeScriptAgent Skills (Google)Official collection of Agent Skills for Google Cloud and Google developer platforms, extending AI coding agents with product and technology workflows. Apache 2.0 licensed. 17kApache-2.0Python
Agent Skills (Anthropic)Official collection of Agent Skills and reference implementations for Claude Code, Claude API, and AI agents. Apache 2.0 licensed. 169k–Python
SuperagentmacOS desktop app giving Claude Code and Codex a real browser to drive, an iOS Simulator to install and screenshot apps in, and a phone companion app for remote monitoring. MIT licensed. 26MITTypeScript
BrowserSkill (Tencent)CLI and extension enabling AI coding agents to control authenticated browser sessions in background tabs without interrupting user workflows. MIT licensed. 4.9kMITTypeScript
OrdewellTerminal CLI and TUI that turns one goal into an ordered, editable plan of coding agent tasks, each carrying its own runner (Claude Code, Codex, OpenCode), model and mode, where a task counts as done only when its completion marker appears in that runner's output. Apache-2.0 licensed. 132Apache-2.0TypeScript
OrbiSelf-hosted runner that turns a labelled GitHub Issue into a pull request, has a separate model review the frozen diff before merge, and publishes the tagged GitHub Release. Works with any OpenAI-compatible model or a Codex subscription. AGPL-3.0 licensed. 194AGPL-3.0Python
ThreadlinesDesktop app for Claude Code, Codex, OpenCode, Cursor and other coding agents that keeps a live browser, terminal, and source control beside each thread, and lets a second agent join a thread to answer questions or review changes. MIT licensed. 13MITTypeScript
Mercury CLIRuns AI coding agents in your terminal (mercury-cli.ai, npm mercury-tech-cli), inside your own git repositories on macOS, Linux and Windows, with parallel sessions on one screen, cross-provider crewmates in isolated git worktrees with file leases across 22 provider families and local models (Ollama, LM Studio, vLLM, llama.cpp), hybrid BM25 and on-device BGE project memory, LSP refactors, 23-language AST rewrites, and a built-in DAP debugger. Open source, Apache-2.0 licensed. 26Apache-2.0TypeScript
OutlinesStructured outputs for LLMs. Guarantees valid JSON, regex-compliant text, and Pydantic model outputs during generation. Trusted by NVIDIA, Cohere, Hugging Face, and vLLM. Apache 2.0 licensed. 14kApache-2.0Python
LangGPTPioneering framework for structured and meta-prompt design. Battle-tested by thousands of users worldwide with 10,000+ stars. The most popular prompt engineering paradigm for creating reusable, maintainable prompt templates. Apache 2.0 licensed. 12kApache-2.0Jupyter Notebook
Prompt OptimizerAI prompt optimization tool with multi-round iterative improvements, dual-mode optimization for system and user prompts, and multi-model support. Available as web app, desktop app, Chrome extension, and Docker deployment. AGPL-3.0 licensed. 30k–TypeScript
GuidanceEfficient programming paradigm for steering language models. Control output structure with loops, conditionals, and regex constraints inline. Reduces latency and cost vs conventional prompting. MIT licensed. 21kMITJupyter NotebookXGrammarFast, flexible and portable structured generation engine. Default backend for vLLM, SGLang, TensorRT-LLM, and MLC-LLM with flexible grammar support and zero-overhead mask generation. Apache 2.0 licensed. 1.7kApache-2.0C++
AdalFlowLibrary to build and auto-optimize LLM applications with LLM-AutoDiff for fine-tuning-free optimization. End-to-end workflow optimization with tracing and human-in-the-loop capabilities. MIT licensed. 4.2kMITPythonguidelintZero-dependency Python CLI that lints structured-output configs for vLLM, llama.cpp, and Ollama against 23 version-aware rules, catching silently-ignored fields before production. MIT licensed. 0MITPython
Model SaltMCP server with one tool that gives the model a few choices to settle before a creative task, drawn from randomness outside the model (random.org atmospheric noise, a quantum random number generator and the drand beacon), so one prompt gives different answers that still do what was asked. MIT licensed. 10MITJavaScriptComposioTool integration layer for AI agents with 1000+ toolkits, authentication management, and sandboxed workbench. Powers tool use across major frameworks. 29kMITTypeScript
gpt-researcherAutonomous agent that conducts deep online research on any topic. Generates comprehensive reports with citations by orchestrating web searches, content scraping, and synthesis. Apache 2.0 licensed. 28kApache-2.0Python
last30days-skillAI agent that researches and synthesizes topic trends from Reddit, X, YouTube, Hacker News, and prediction markets. MIT licensed. 46kMITPython
Jev SocialLocal social-media research agent that uses TypeSafe Jev to select bounded socai CLI browser operations for Instagram, TikTok, and LinkedIn, streams captured evidence, and generates cited reports. MIT licensed. 36MITJavaScript
pm-skillsMarketplace of product management plugin skills and workflows for Claude Code, Codex, and Claude Cowork. MIT licensed. 21kMIT
claude-code-best-practiceCustom subagents, skills, environment configurations, and best practices for the Claude Code developer agent. 60kMITHTML
PPT MasterAI-driven multi-role agent skill for converting documents into editable PowerPoint presentations via SVG and DrawingML workflows. MIT licensed. 34kMITPython
PraisonAI24/7 AI employee team for automating complex challenges. Low-code multi-agent framework with handoffs, guardrails, memory, RAG, and 100+ LLM providers. 8kMITPython
Agent-S (Simular AI)Open agentic framework that uses computers like a human. SOTA on OSWorld benchmark (72.6%) for GUI automation and computer control. 12kApache-2.0Python
MobileAgent (Alibaba/X-PLUG)Powerful GUI agent family for autonomous mobile device control. Multimodal agent framework designed to operate smartphone apps through visual UI perception and reasoning. MIT licensed. 8.8kMITPythonUI-TARS Desktop (ByteDance)Open-source multimodal AI agent stack with native GUI agent capabilities. Desktop application bringing GUI agent and vision power to your computer, browser, and terminal. Apache 2.0 licensed. 36kApache-2.0TypeScript
Browser UseMakes websites accessible for AI agents. Enables autonomous web automation, data extraction, and task completion with natural language instructions. MIT licensed. 97kMITPython
Jet BrowserSelf-hosted WPE WebKit runtime that gives AI agents isolated Docker browser sessions, native input, screenshots, and an ordered JSONL control interface. Apache 2.0 licensed. 1Apache-2.0JavaScript
Steel BrowserOpen-source browser API for AI agents and apps. Batteries-included browser sandbox for web automation without infrastructure worries. Apache 2.0 licensed. 7.1kApache-2.0TypeScript
CuaOpen-source sandboxes, SDKs, and benchmarks for computer-use agents to control desktop environments. MIT licensed. 18kMITHTML
Agent DesktopCross-platform computer-use CLI and C library that gives AI agents structured desktop accessibility-tree snapshots and stable element references for reliable UI control; includes an MCP server. Apache-2.0 licensed. 14kApache-2.0RustWebwrightA terminal-style web agent framework that enables coding models to run as browser agents by writing and executing Playwright scripts. MIT licensed. 5.7kMITPython
invisible_playwright_mcpSelf-hosted browser agent that drives a patched Firefox with real pointer and keyboard input, usable as a local MCP server from Claude Code, Codex, Cursor or Gemini CLI, or from its own web UI. MIT licensed. 32kMITPython
TradingAgentsMulti-agent framework for financial trading. Simulates professional trading firm operations with 6+ specialized agent roles, backtesting, risk management, and portfolio optimization. Built with LangGraph, supports multiple LLM providers. 83kApache-2.0Python
ParlantConversational control layer for customer-facing AI agents. Enterprise-grade context engineering framework optimized for consistent, compliant, and on-brand B2C and sensitive B2B interactions. Apache 2.0 licensed. 18kApache-2.0Python
n8nSelf-hostable workflow automation platform with AI agent nodes, tool integrations, and production automation workflows. 191k–TypeScript
ActivepiecesOpen-source automation platform with AI agents, MCP integrations, and self-hosted workflow orchestration. 23k–TypeScript
JulepStateful agent workflow platform with memory, tools, branching, and long-running task execution. 6.6k–Jupyter Notebook
uAgents (Fetch.ai)Fast and lightweight framework for creating decentralized agents with ease. Agents automatically join the network by registering on the Almanac smart contract. Supports agent-to-agent communication out of the box. Apache 2.0 licensed. 1.6kApache-2.0Python
TracecatSelf-hostable security automation platform for building agentic workflows across alerts, cases, and operations. 3.6kAGPL-3.0Python
PentAGIFully autonomous AI agent system for conducting ethical hacking and complex penetration testing tasks. MIT licensed. 20kMITGo
ToolJetSelf-hostable internal app builder with AI app and agent workflows for operations teams. 38kAGPL-3.0JavaScript
The AgencyExtensive library of specialized developer and workflow agent personas with installer support for Claude Code, Cursor, Codex, and other coding assistants. 121kMITShell
CubeSandbox (Tencent Cloud)High-performance, secure agent sandbox built on RustVMM and KVM, compatible with the E2B SDK. Apache 2.0 licensed. 7k–Rust
DeepTutorMulti-agent system for lifelong personalized tutoring with interactive and adaptive learning workflows. 27kApache-2.0Python
CorsairDomain-specific AI agent framework for building and running specialized agents. 11k–TypeScript
DeskcommCRMSelf-hosted sales CRM that uses autonomous AI agents, WhatsApp integration, tenant RAG, and MCP tooling for chat-based sales workflows. 3.1kMITTypeScript
OpenResearchLocal-first workspace and harness for turning coding agents into autonomous research agents for literature review, hypothesis generation, and experiments. 4.4kMITRust
call4meVoice agent and remote MCP server that places phone calls to businesses for a coding agent user, navigating phone menus and returning the transcript and outcome. 2MITTypeScript
AdsTurbo Creative MCPLocal stdio MCP server and CLI that turns a product page or reference ad into structured video ad briefs, hook variants, UGC scripts and storyboards, with no API key and no network calls. 2MITTypeScript
Unsora MCPRemote MCP server that lets agents generate images, video, voiceovers and music, cut long videos into short clips, and schedule or publish posts to connected social accounts, with interactive MCP Apps previews. The Express API, Next.js app and Trigger.dev workers it calls live in the same AGPL-3.0 repo. 1AGPL-3.0TypeScript
Letta (ex-MemGPT)Platform for building stateful agents with advanced memory that learn and self-improve over time. 23kApache-2.0Python
Mem0Universal memory layer for AI agents. Persistent, multi-session memory across models and environments. 58kApache-2.0Python
CauraOpen-source memory infrastructure for AI agents, providing persistent memory and context management for building stateful, long-running agents. 488Apache-2.0Python
Rohitg (agentmemory)Open-source memory service for agents with benchmarked retrieval, structured entities, and API/SDK support for persistent personalized memory in tooling workflows. 22kApache-2.0TypeScript
ForgetfulMCP server for persistent AI agent memory with atomic notes, semantic linking, and SQLite or PostgreSQL storage. 273MITPython
HindsightState-of-the-art long-term memory for AI agents by Vectorize. Fully self-hosted, MIT-licensed, with integrations for LangChain, CrewAI, LlamaIndex, Vercel AI SDK, and more. 16kMITPython
SupermemoryMemory API and app for AI agents that provides fast, scalable, context-aware storage and retrieval across projects. MIT licensed. 25kMITTypeScriptTencentDB Agent MemoryFully local long-term memory layer for AI agents with a four-tier progressive pipeline and zero external dependencies. MIT licensed. 5.9k–TypeScript
CogneeAI memory platform for agents that builds a self-hosted knowledge graph for persistent, long-term memory across sessions. Apache 2.0 licensed. 19kApache-2.0Python
LoopXLightweight state kernel and local control plane for long-running AI agent loops with goal tracking, auto-wake, and verifiable handoffs. MIT licensed. 2.8kMITPython
Unlimited ContextLocal-first context and memory engine that keeps a billion-token encoded pool on disk and pages relevant slices into a small resident window for Ollama and other local LLMs. Apache 2.0 licensed. 31Apache-2.0Python
MemTetherCross-client AI memory hub where agents share one physical SQLite database via file-level pointers. Zero cloud, bi-temporal governance with supersession chains, hash-chain audit, and MCP. Apache-2.0. 2Apache-2.0Python
inspeximusMemory layer that retires a corrected fact by key and can undo the correction later from the key alone. Zero-dependency core with an MCP server. 6MITPython
MnemoverseMIT-licensed MCP server for agent memory, backed by a hosted engine that re-ranks recall from reported outcomes rather than similarity alone, with one key or OAuth across Claude Code, Cursor, VS Code, and ChatGPT. 21MITTypeScript
StatewaveOpen-source memory runtime for AI agents that compiles reproducible, provenance-tagged context bundles instead of relying on query-time retrieval, self-hosted on Postgres and pgvector with Python and TypeScript SDKs. Apache 2.0 licensed. 375Apache-2.0Python
VestigeCausal proof engine and operating system for AI agents built on Strata, an append-only signed log, with no vectors and no RAG, where every answer carries its proof as a memory id, an edge path or a receipt and a failure is traced back to the commit that caused it. AGPL 3.0 licensed. 645AGPL-3.0Rust
RAG open-source AI projects
NornicDBLow-latency graph and vector hybrid retrieval database in Go with Neo4j and Qdrant-compatible drivers. 763MITGo
FaissSimilarity search and clustering library for dense vectors with CPU and GPU implementations. 40kMITC++
VespaAI + Data platform with hybrid search (vector + keyword) and real-time indexing at scale. Battle-tested serving billions of queries daily. 6.9kApache-2.0Java
pgvectorscalePostgreSQL extension for scalable vector search with DiskANN algorithm. Complements pgvector with significantly faster search and higher recall at large scale. PostgreSQL licensed. 3kPostgreSQLRust
VectorChordScalable, fast, and disk-friendly vector search in Postgres. Successor to pgvecto.rs with production-grade performance and efficient storage. AGPL-3.0 licensed. 1.7k–Rust
QuickwitCloud-native search engine for observability. Open-source alternative to Datadog, Elasticsearch, Loki, and Tempo with native vector search support. 11kApache-2.0RustTantivyFull-text search engine library inspired by Apache Lucene and written in Rust. Powers Quickwit and other production search systems. 15kMITRust
Manticore SearchEasy to use open source fast database for search. Good alternative to Elasticsearch with SQL-like interface and vector search capabilities. 12kGPL-3.0C++
OpenSearchOpen-source distributed and RESTful search and analytics suite with native vector search. Enterprise-grade fork of Elasticsearch with k-NN plugin for semantic search at scale. 13kApache-2.0Java
MarqoMultimodal vector search for text, image, and structured data. End-to-end indexing and search with built-in embedding models. Apache 2.0 licensed. 5kApache-2.0Python
ValdHighly scalable distributed vector search engine. Cloud-native architecture with automatic indexing, horizontal scaling, and multiple ANN algorithm support. Apache 2.0 licensed. 1.7kApache-2.0Go
hnswlibHeader-only C++ library for fast approximate nearest neighbors with Python bindings. Supports CRUD operations and concurrent read/write - unique among ANN libraries. Powers many production vector databases. Apache 2.0 licensed. 5.2kApache-2.0C++
turbovecRust-native high-performance vector index with Python bindings optimized for fast ANN search and SIMD acceleration on modern CPUs. MIT licensed. 8.8kMITPython
sqlite-vecA vector search SQLite extension that runs anywhere. Extremely small, "fast enough" vector search written in pure C with no dependencies. Perfect for embedded and edge deployments. MIT/Apache-2.0 dual licensed. 7.7kApache-2.0CzvecLightweight, lightning-fast, in-process vector database from Alibaba. Built on Proxima (Alibaba's battle-tested vector search engine) for production-grade, low-latency similarity search. Apache 2.0 licensed. 9.8kApache-2.0C++
MeilisearchLightning-fast search engine API with AI-powered hybrid search. Features typo-tolerant full-text search combined with HNSW-based vector search for semantic retrieval. MIT licensed. 58k–Rust
TypesenseOpen source alternative to Algolia + Pinecone. Fast, typo-tolerant, in-memory fuzzy search engine with native vector search capabilities. GPL-3.0 licensed. 26kGPL-3.0C++
ElasticsearchDistributed search and analytics engine with native k-NN vector search, hybrid search, and dense vector indexing. Industry-standard for full-text search now with powerful semantic search capabilities. AGPL-3.0/Elastic-2.0 dual licensed. 77k–JavaApache SolrMature Lucene-based search platform with dense vector search, filtering, faceting, and hybrid retrieval patterns for production search-heavy RAG systems. 1.6kApache-2.0Java
RediSearchFull-text, secondary indexing, and vector similarity search for Redis deployments. Useful when retrieval needs low-latency Redis-native search. 6.2k–C
ParadeDBPostgres-native search and analytics engine for full-text, faceted, and hybrid retrieval without moving data out of PostgreSQL. 8.9kAGPL-3.0Rust
OramaLightweight search engine with full-text, vector, and hybrid search for browser, server, and edge applications. 10k–TypeScript
HelixDBGraph-vector database for retrieval systems that need relationship traversal alongside semantic search. 4.7kApache-2.0Rust
USearchFast single-file similarity search & clustering engine for vectors. Smaller and faster than FAISS with 20+ language bindings (C++, Python, JavaScript, Rust, Java, Go, etc.) and support for custom metrics. Apache 2.0 licensed. 4.1kApache-2.0C++
Deep LakeAI Data Runtime for Agents with serverless PostgreSQL and multimodal datalake. Store and search vectors, images, text, videos, and more with LangChain/LlamaIndex integrations. Used by Intel, Bayer, Yale, and Oxford. Apache 2.0 licensed. 9.2kApache-2.0C++DiskANN (Microsoft)Graph-structured indices for scalable, fast, fresh and filtered approximate nearest neighbor search. Handles billion-vector datasets on a single node with SSD-based indexing. MIT licensed. 1.8kMITRustSPTAG (Microsoft)Distributed approximate nearest neighbor search library with high-quality vector index build and online serving toolkits. Powers Bing's vector search at trillion-vector scale. MIT licensed. 5kMITC++
nanoflannC++11 header-only library for fast nearest neighbor search with KD-trees. Zero dependencies, single-file integration, and 2-3x faster than FLANN with modern C++. BSD licensed. 2.6k–C++
VearchCloud-native distributed vector database for AI-native applications. Efficient similarity search of embedding vectors with horizontal scaling and real-time indexing. Apache 2.0 licensed. 2.3kApache-2.0Go
FastEmbed (Qdrant)Lightweight, fast Python library for embedding generation with ONNX Runtime. Supports text, sparse (SPLADE), and late-interaction (ColBERT) embeddings without GPU dependencies. Apache 2.0 licensed. 3kApache-2.0Python
EmbedAnythingMinimalist, highly performant multimodal embedding pipeline built in Rust. Memory-safe, modular, and production-ready for text, image, and audio embeddings with seamless vector DB integration. Apache 2.0 licensed. 1.3kApache-2.0RustText Embeddings Inference (Hugging Face)Blazing fast inference solution for text embedding models. High-performance extraction with token-based dynamic batching, Flash Attention, and support for FlagEmbedding, E5, GTE, and more. OpenAI-compatible API with Docker deployment. Apache 2.0 licensed. 4.8kApache-2.0Rust
EmbedChainUniversal memory layer for AI agents. Simple API to create RAG applications over any dataset with support for multiple vector stores, embedding models, and LLM providers. Apache 2.0 licensed. 58kApache-2.0Python
DoclingDocument processing toolkit for turning PDFs and other files into structured data for GenAI workflows. 61kMITPython
MinerUHigh-accuracy document parsing for LLM and RAG workflows. Converts PDFs, Word, PPTs, and images into structured Markdown/JSON with VLM+OCR dual engine. 66k–Python
MarkerFast, accurate PDF-to-markdown converter with table extraction, equation handling, and optional LLM enhancement for RAG pipelines. 36kGPL-3.0Python
LightRAGGraph-based RAG with dual-level retrieval system. Simple and fast with comprehensive knowledge discovery (EMNLP 2025). 36kMITPythonRAG-AnythingAll-in-One Multimodal RAG system for seamless processing of text, images, tables, and equations. Built on LightRAG. 21kMITPython
RAGLite (Superlinear)Python toolkit for RAG with DuckDB or PostgreSQL. Lightweight, efficient retrieval-augmented generation without heavy dependencies. MPL 2.0 licensed. 1.2kMPL-2.0Python
GPT-RAG (Azure)Enterprise RAG pattern for Azure OpenAI at scale. Secure, production-ready architecture using Azure Cognitive Search and Azure OpenAI LLMs for ChatGPT-style Q&A experiences. MIT licensed. 1.2kMITPython
LangChain4jJava library for integrating LLMs into Java applications. Implements RAG, tool calling (including MCP support), and agents with seamless integration into enterprise Java frameworks like Spring Boot. Apache 2.0 licensed. 12kApache-2.0JavaKernel Memory (Microsoft)Memory solution for users, teams, and applications. RAG pipelines with document ingestion, vector indexing, and natural language querying with citations. Supports multiple LLM providers and vector stores. MIT licensed. 2.2kMITC#
txtaiAll-in-one AI framework for semantic search, LLM orchestration and language model workflows. Embeddings database with customizable pipelines. 13kApache-2.0Python
FlashRAGEfficient toolkit for RAG research with 40+ retrieval and reranking models, 20+ benchmark datasets, and optimized evaluation pipelines (WWW 2025 Resource). MIT licensed. 3.5kMITPython
DocsGPTPrivate AI platform for building intelligent agents and assistants with enterprise search. Features Agent Builder, deep research tools, multi-format document analysis, and multi-model support. MIT licensed. 18kMITPython
llmwareUnified framework for building enterprise RAG pipelines with small, specialized models. Optimized for AI PC and local deployment with 300+ models in catalog. Apache 2.0 licensed. 15kApache-2.0Python
AutoFlowGraph RAG-based conversational knowledge base tool built on TiDB Vector and LlamaIndex. Features Perplexity-style search with built-in website crawler. Apache 2.0 licensed. 2.8kApache-2.0TypeScript
ChonkieLightweight document chunking library for fast, efficient RAG pipelines. Memory-safe with multiple chunking strategies (semantic, token, recursive) and direct vector DB integration. MIT licensed. 4.1kMITPython
PageIndex (VectifyAI)Vectorless, reasoning-based RAG framework using document index structure. Achieves high accuracy without vector databases through intelligent context engineering and reasoning-based retrieval. MIT licensed. 33kMITPython
Kotaemon (Cinnamon)Open-source RAG-based tool for chatting with your documents. Hybrid RAG pipeline with full-text and vector retriever, re-ranking, and multi-modal capabilities. Clean Gradio-based UI with support for local and API-based LLMs. Apache 2.0 licensed. 25kApache-2.0Python
Reader (Jina AI)Convert any URL to LLM-friendly input with a simple prefix (r.jina.ai). Free service that extracts article content, removes clutter, and returns clean Markdown for RAG and agentic workflows. Apache 2.0 licensed. 11kApache-2.0TypeScriptUltraRAG (OpenBMB)First lightweight RAG framework based on Model Context Protocol (MCP) architecture. Low-code RAG pipeline builder with comprehensive evaluation system and DeepResearch capabilities. From Tsinghua THUNLP, NEUIR, OpenBMB, and AI9stars. Apache 2.0 licensed. 5.6kApache-2.0Python
Semantic RouterSuperfast AI decision-making layer for LLMs and agents. Uses semantic vector space to route requests using semantic meaning rather than waiting for slow LLM generations. Cuts routing time from seconds to milliseconds. MIT licensed. 3.6kMITPython
PathwayPython ETL framework for stream processing, real-time analytics, LLM pipelines, and RAG. Features 350+ connectors with always-in-sync data from SharePoint, Google Drive, S3, Kafka, PostgreSQL and more. BSL 1.1 license (becomes Apache 2.0 after 4 years). 63k–Python
Infinity (AI Database)AI-native database built for LLM applications with incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text. Powers RAGFlow's document engine. Apache 2.0 licensed. 4.5kApache-2.0C++
PrivateGPTPrivate document Q&A project for local and offline RAG workflows where data stays inside the user's environment. 57kApache-2.0Python
FastGPTKnowledge-base platform with RAG retrieval, document processing, visual AI workflows, and self-hosted deployment options. 28k–TypeScript
MaxKBSelf-hostable knowledge-base and agent platform for document ingestion, RAG pipelines, and enterprise assistant workflows. 21kGPL-3.0Python
DB-GPTSelf-hosted AI data assistant for private knowledge, database-aware conversations, and data-heavy RAG workflows. 19kMITPythonWeKnoraEnterprise knowledge platform that combines RAG retrieval, autonomous reasoning agents, wiki generation, and multi-source document ingestion. 25k–Go
localGPTLocal document-chat project for private, on-device Q&A over files without sending data to external APIs. 22kMITPython
SurfSensePrivacy-focused NotebookLM-style workspace for teams to search, organize, and query knowledge with self-hosted RAG. 14kApache-2.0Python
PieKBSLocal-first knowledge search engine for agents with FTS5 full-text search and graph-based document expansion via citation/support/wiki links. Pure Go, no embedding required. 4MITGo
XERJLocal AI search and agent-memory server that autoindexes code, documents, logs, and PDFs, then exposes full-text, vector, hybrid search, and MCP tools through an Elasticsearch-compatible API. Apache 2.0 licensed. 6.4kApache-2.0Rust
MorphikOpen-source multimodal RAG framework for building AI apps over private knowledge. Handles text, images, and documents with built-in embedding generation and vector search. MIT licensed. 3.6k–Python
Beever AtlasOpen-source LLM knowledge base combining Neo4j knowledge graph with Weaviate vector DB for graph-based RAG. Native MCP server, team chat ingestion (Slack, Discord, Teams, Telegram), and BYO LLM via LiteLLM. Apache 2.0 licensed. 395Apache-2.0Python
GraphitiBuild real-time temporal knowledge graphs for AI agents. Tracks how facts change over time with provenance to source data. Supports prescribed and learned ontology for evolving real-world data. Apache 2.0 licensed. 27kApache-2.0Python
Crawl4AILLM-friendly web crawler that turns websites into clean Markdown for RAG and agentic workflows. 68kApache-2.0Python
ScraplingAdaptive web scraping and crawling framework for robust structured extraction from pages to large-scale pipelines. 61kBSD-3-ClausePython
LightpandaMachine-first headless browser in Zig; rendering-free and ultra-lightweight for AI agent browsing. 31kAGPL-3.0Zig
Paperless-AIAutomated document analyzer for Paperless-ngx with RAG-powered semantic search across your document archive. 5.7kMITJavaScript
FirecrawlWeb Data API for AI - search, scrape, and interact with the web at scale. Clean markdown/JSON output with proxy rotation and JS-blocking handled automatically. 129kAGPL-3.0TypeScript
wigoloLocal-first web intelligence and Model Context Protocol (MCP) server for web search, crawling, and structured data extraction. AGPL-3.0 licensed. 1.8k–TypeScript
Zoom SearchMCP search and evidence tool for AI agents with query rewriting, source zoom-in, sourced answers, and runtime metrics. MIT licensed. 1MITPythoninvisible-playwrightPlaywright wrapper for a stealth-patched Firefox 150 binary. Drop-in Browser object for AI agents that need to ingest web data from sites with anti-bot guardrails (reCAPTCHA, FingerprintPro, Cloudflare). Spoofing happens in C++ source, not via JS overrides. MIT (wrapper) + MPL-2.0 (patches). 1.2kMITPython
pdf-inspectorFast Rust library for PDF classification and text extraction that detects scanned vs text-based documents to route RAG pipelines without OCR. MIT licensed. 10kMITRust
OpenDataLoader PDFAccessibility-aware PDF parser and conversion pipeline for AI-ready markdown and structured data workflows. 24kApache-2.0JavaMarkItDown (Microsoft)Python tool for converting files and office documents to Markdown. Supports PDF, PowerPoint, Word, Excel, images, audio, HTML, and more with OCR and transcription capabilities. MIT licensed. 144kMITPython
LiteParseLightweight document parsing toolkit for AI and RAG pipelines with PDF/OCR extraction and clean preprocessing defaults. 9.4kApache-2.0RustPaddleOCRLarge-scale OCR suite with detection, recognition, and layout analysis, used widely for document digitization and downstream RAG pipelines. 81kApache-2.0Python
aisuiteSimple, unified interface to multiple Generative AI providers. Use OpenAI, Anthropic, Google, and 10+ other providers with a standardized API similar to OpenAI's. Switch between models or providers with a single line of code. MIT licensed. 14kMITPython
Spring AIApplication framework for AI engineering in the Spring ecosystem. Unified API for LLMs, vector stores, and embedding models with seamless integration into Spring Boot applications. Supports RAG, tool calling, and structured outputs. Apache 2.0 licensed. 8.9kApache-2.0Java
RigRust library for building scalable, modular LLM-powered applications. Type-safe agent framework with unified LLM interface, built-in vector store integrations, and ergonomic abstractions for production AI systems. MIT licensed. 7.5kMITRust
AxTypeScript framework for building reliable AI applications. "Official" DSPy-inspired framework for TypeScript with type-safe LLM interactions, chain-of-thought reasoning, and structured output validation. Apache 2.0 licensed. 2.8kApache-2.0TypeScript
GenkitOpen-source framework for building full-stack AI-powered applications in JavaScript, Go, and Python. Built and used in production by Google's Firebase. Unified interface for integrating AI models from multiple providers with built-in RAG, tool calling, structured outputs, and developer tools. Apache 2.0 licensed. 6.1kApache-2.0TypeScript
ContextGemEffortless LLM extraction framework for documents. Powerful abstractions for building extraction workflows with automated dynamic prompts, data modeling, validation, and precise reference mapping. Apache 2.0 licensed. 1.8kApache-2.0Python
EinoThe ultimate LLM/AI application development framework in Go. Drawing from LangChain and Google ADK, designed to follow Go conventions with composable components for chains, agents, and workflows. Apache 2.0 licensed. 12kApache-2.0Go
Media open-source AI projects
Stable Diffusion WebUI Forge - NeoActively maintained Forge-based Stable Diffusion web UI with the familiar extension-driven workflow. 1.3kAGPL-3.0PythonDiffusersPyTorch library for diffusion pipelines spanning image, video, and audio generation. 34kApache-2.0Python
SD.NextAll-in-one WebUI for AI generative image and video creation with multi-platform support, SDNQ quantization, and balanced CPU/GPU memory offload. 7.1kApache-2.0Python
stable-diffusion.cppProduction-ready C++ inference runtime for SD, Flux, and related diffusion models, optimized for CPU and GPU deployment. 6.2kMITC++
ArtCraftInteractive AI image and video creation studio that combines 2D/3D scene composition, controlled generation, image editing, and model-provider choice. Dual MIT/Apache-2.0 licensed. 20kApache-2.0Rust
UpscaylFree and open-source AI image upscaler for Linux, macOS, and Windows. Uses Real-ESRGAN and Vulkan architecture to enhance images by reconstructing high-resolution details. Cross-platform desktop app with batch processing. AGPL-3.0 licensed. 46kAGPL-3.0TypeScript
upres-cliOpen-source (MIT) CLI and MCP server for UpRes, an image and video upscaler with 14 public model aliases (faces, text, print, art, motion) and 8K output. 0MITTypeScript
Krita AI DiffusionStreamlined AI image generation plugin for Krita. Inpaint and outpaint with optional text prompt, no tweaking required. Integrates ComfyUI backend for professional digital painting workflows. GPL-3.0 licensed. 10kGPL-3.0Python
ImageLoomLocal AI image studio for macOS (Windows build experimental) built on stable-diffusion.cpp, with a chat-style UI for generating, editing (instruction or brush mask), upscaling and exporting images, plus a CLI and agent skills. MIT licensed. 0MITPythonOOpenPixelsBrowser-based photo upscaler and restorer: Real-ESRGAN upscaling up to 8x, GFPGAN face restoration, DDColor colorization and U2-Netp background removal run on-device through onnxruntime-web with a Rust/WebAssembly core, so photos are never uploaded. Works offline as a PWA and also ships as a browser extension and Mac/Windows/Android apps. MIT or Apache-2.0 licensed. ––
No projects in this section yet.
Hyperframes (HeyGen)Open-source long video generation platform for cinematic and social video creation with timeline control, diffusion-based motion modules, and multimodal conditioning. 26kApache-2.0TypeScript
LTX-2 (Lightricks)Official Python inference and LoRA trainer package for the LTX-2 audio–video generative model. 7.8k–Python
Helios (PKU-YuanGroup)Efficient long-video generation framework with 24GB VRAM support for up to 10,000 frames (5+ minutes) and 1280×768 resolution. Apache 2.0 licensed. 1.9kApache-2.0Python
Pixelle-Video (AIDC-AI)Text-to-video foundation model optimized for long coherent scenes and controllable generation workflows. Apache 2.0 licensed. 22kApache-2.0Python
MoneyPrinterTurboAn end-to-end short-video generation pipeline that automates scripts, footage collection, voiceover, and subtitle synthesis. MIT licensed. 86kMITPython
OpenMontageAgentic video production platform that orchestrates scriptwriting, asset generation, voice synthesis, editing, and rendering. AGPL-3.0 licensed. 7.5kAGPL-3.0PythonViMaxMulti-agent video generation framework that orchestrates scriptwriting, storyboarding, character design, and temporal visual consistency for end-to-end video synthesis. MIT licensed. 9.7kMITPython
WhisperLiveNearly-live implementation of OpenAI's Whisper for real-time speech-to-text transcription. Supports faster-whisper, tensorrt, and openvino backends with WebSocket streaming. MIT licensed. 4.1kMITPython
OpenShortsSelf-hosted app that turns long videos into vertical short clips using faster-whisper transcription, LLM clip selection, face-tracking 9:16 reframing, and animated captions. MIT licensed. 5.8kMITPython
OpenMontage Drama StudioSelf-hosted web app for producing AI short dramas: a one-line idea moves through seven editable stages (script, characters, scenes, props, storyboard and shots, voice, edit), and character, scene and prop reference images are reused across Seedance video shots. Deploys with Docker Compose; bring your own LLM and Seedream/Seedance keys. A separate project from the OpenMontage agentic video platform listed above. AGPL-3.0 licensed. 11AGPL-3.0Python
ACE-Step 1.5Local-first music generation model with broad hardware support across Mac, AMD, Intel, and CUDA devices. 11kMITPython
Magenta RealTime 2Open-weights live music model for streaming generation and real-time interaction. Apache 2.0 licensed. 1.4kApache-2.0Python
YuEFull-song music generation foundation model with symbolic melody-and-chord planning, acoustic synthesis, zero-shot covers, and song editing. Apache 2.0 licensed. 9.6kApache-2.0Python
Stable Audio ToolsStability AI's open-source audio and music generative models. Latent diffusion model for generating audio conditioned on metadata and timing, providing faster inference times and creative control for sound effects and music production. MIT licensed. 3.8kMITPython
GPT-SoVITSFew-shot voice cloning with just 1 minute of voice data. Combines GPT and SoVITS architectures for high-quality TTS with cross-lingual support and emotional expression. MIT licensed. 58kMITPython
SupertonicLightning-fast, on-device, multilingual text-to-speech system running natively via ONNX. MIT licensed. 11kMITSwift
VoiceboxLocal-first AI voice studio to clone voices, generate speech in multiple languages, and dictate text locally. MIT licensed. 32kMITTypeScript
ModlyDesktop application for image-to-3D mesh generation using local GPU-accelerated AI models. MIT licensed. 5.9k–TypeScript
gsplat (3D Gaussian Splatting tools)High-performance 3D Gaussian Splatting library. 5.1kApache-2.0Python
LichtFeld-StudioNative application for training, editing, and exporting 3D Gaussian Splatting scenes with MCMC optimization and timelapse generation. GPL-3.0 licensed. 3.2kGPL-3.0C++
OpenSplatProduction-grade, portable implementation of 3D Gaussian Splatting with CPU/GPU support for Windows, Mac, and Linux. Creates 3D scenes from camera poses and sparse points. AGPL-3.0 licensed. 2kAGPL-3.0C++
Training open-source AI projects
OumiFully open-source platform for the complete foundation model lifecycle - from data preparation and training to evaluation and deployment. Supports 100+ models with 200+ recipes for fine-tuning gpt-oss, Qwen3, DeepSeek-R1, and more. Apache 2.0 licensed. 9.3kApache-2.0Python
MarinOpen-source framework for foundation-model development with composable data, training, and evaluation pipelines for modern LLM research. 1.1kApache-2.0Python
ms-swiftUnified training framework for 600+ LLMs and 300+ MLLMs with CPT/SFT/DPO/GRPO (AAAI 2025). 14kApache-2.0Python
torchtunePyTorch-native library for post-training, fine-tuning, and experimentation with LLMs. 5.8kBSD-3-ClausePython
kohya_ssGradio-based GUI and CLI for training Stable Diffusion models (LoRA, Dreambooth, fine-tuning, SDXL). Provides accessible interface to Kohya's powerful training scripts. 12kApache-2.0PythonTRL (Transformers Reinforcement Learning)Official library for RLHF, SFT, DPO, ORPO. 19kApache-2.0Python
verlVolcano Engine Reinforcement Learning for LLMs with PPO, GRPO, REINFORCE++, DAPO (EuroSys 2025). 22kApache-2.0PythonNeMo-RLScalable toolkit for efficient model reinforcement with DTensor and Megatron backends. 1.7kApache-2.0Python
OpenRLHFEasy-to-use, scalable RLHF framework based on Ray. Supports PPO, GRPO, REINFORCE++, DAPO with vLLM integration and async training. Apache 2.0 licensed. 9.6kApache-2.0Python
LMFlowExtensible toolkit for finetuning and inference of large foundation models. Features RAFT alignment algorithm and comprehensive model support. Apache 2.0 licensed. 8.5kApache-2.0PythonXTunerA next-generation training engine built for ultra-large MoE models with efficient QLoRA and full-parameter fine-tuning. Apache 2.0 licensed. 5.1kApache-2.0Python
LudwigLow-code framework for building custom LLMs and deep neural networks. Declarative YAML configuration for training state-of-the-art models with PEFT/LoRA, 4-bit quantization, distributed training via Hugging Face Accelerate, and native Kubernetes support. Linux Foundation AI project. Apache 2.0 licensed. 12kApache-2.0PythonTorchTitan (PyTorch)PyTorch native platform for training generative AI models at scale. Showcases 4D parallelism (FSDP, tensor, pipeline, context) for LLM pretraining with 65%+ speedups over optimized baselines. BSD-3-Clause licensed. 5.4kBSD-3-ClausePython
VeOmni (ByteDance)Versatile framework for both single- and multi-modal pre-training and post-training. Model-centric distributed recipe zoo supporting text, vision, audio, and video models with unified training interface. Apache 2.0 licensed. 2kApache-2.0Python
H2O LLM StudioNo-code GUI framework for fine-tuning LLMs. Streamlined interface for SFT, reward modeling, and model deployment. Apache 2.0 licensed. 5kApache-2.0PythonPRIME-RLAgentic RL Training at Scale from Prime Intellect. Framework for large-scale reinforcement learning capable of scaling to 1000+ GPUs with fully asynchronous RL, FSDP2 training, and vLLM inference. Apache 2.0 licensed. 1.4kApache-2.0Python
slimeLLM post-training framework for RL Scaling from THUDM. Supports SFT and RL training with multi-turn compilation feedback, powering projects like TritonForge for automated GPU kernel generation. Apache 2.0 licensed. 6kApache-2.0Python
rLLMDemocratizing Reinforcement Learning for LLMs. Framework for training AI agents with RL featuring near-zero code changes, CLI-first workflow, and 50+ built-in benchmarks. Supports GRPO, REINFORCE, RLOO with verl and tinker backends. Apache 2.0 licensed. 5.6kApache-2.0Python
EasyR1Efficient, scalable, multi-modality RL training framework based on veRL. Extends veRL to support vision-language models with GRPO algorithm for efficient RL training. Apache 2.0 licensed. 5kApache-2.0PythonLeRobotMaking AI for robotics more accessible with end-to-end learning. State-of-the-art approaches for imitation learning and reinforcement learning with pretrained models, datasets, and simulated environments. Apache 2.0 licensed. 25kApache-2.0Python
AI-ToolkitUltimate training toolkit for finetuning diffusion models. Easy-to-use all-in-one training suite supporting FLUX.1, FLUX.2, Stable Diffusion, and video models with both GUI and CLI interfaces. Consumer-grade hardware friendly with comprehensive LoRA and full fine-tuning support. MIT licensed. 11kMITPython
OneTrainerOne-stop solution for all your Diffusion training needs. Supports FLUX, Stable Diffusion 1.5/2.x/3.x/SDXL, Würstchen, PixArt, Hunyuan Video and more. Features full fine-tuning, LoRA, embeddings, masked training, automatic backups, and TensorBoard integration. GPL-3.0 licensed. 3kAGPL-3.0Python
FluxGymDead simple FLUX LoRA training UI with LOW VRAM support (12GB/16GB/20GB). WebUI forked from AI-Toolkit with backend powered by Kohya Scripts. Combines simplicity of Gradio interface with flexibility of Kohya's powerful training scripts. GPL-3.0 licensed. 3.2kMITPython
MiniMindTrain a 64M-parameter LLM from scratch in just 2 hours for $3. Complete from-scratch implementation covering MoE, data cleaning, pretraining, SFT, LoRA, RLHF (DPO/PPO/GRPO), tool use, and model distillation. All core algorithms implemented in pure PyTorch without high-level abstractions. Educational framework for understanding LLM internals. Apache 2.0 licensed. 51kApache-2.0PythonPaddleNLPEasy-to-use and powerful LLM library built on Baidu's PaddlePaddle framework. Supports 100+ models with efficient training, compression, and high-performance inference on diverse hardware. Features RsLoRA+ algorithm, DeepSeek V3/R1 support with FP8/INT8 quantization, and unified checkpointing. Apache 2.0 licensed. 13kApache-2.0Python
DataTrove (Hugging Face)Platform-agnostic data processing pipelines for LLM training at scale. Handles filtering, deduplication, and tokenization on local machines or SLURM clusters. 3.1kApache-2.0Python
Megatron-LMDistributed training framework and reference codebase for large transformer models at scale. 17k–Python
Nanotron (Hugging Face)Minimalistic 3D-parallelism LLM pretraining with tensor, pipeline, and data parallelism. Designed for simplicity and speed. 2.7kApache-2.0Python
RLinfScalable open-source RL infrastructure for post-training foundation models via reinforcement learning. Features M2Flow paradigm for embodied AI and agentic workflows with real-world robotics integrations. Apache 2.0 licensed. 3.6kApache-2.0Python
dstackVendor-agnostic orchestration for training, inference and agentic workloads across NVIDIA, AMD, TPU, and Tenstorrent on clouds, Kubernetes, and bare metal. MPL-2.0 licensed. 2.2kMPL-2.0Python
LLM Compressor (vLLM)Transformers-compatible library for applying various compression algorithms to LLMs for optimized deployment with vLLM. Supports GPTQ, AWQ, SmoothQuant, AutoRound, and FP8/INT8 quantization with seamless Hugging Face integration. 3.3kApache-2.0PythonNVIDIA Model OptimizerUnified library of SOTA model optimization techniques including quantization, pruning, distillation, and speculative decoding. Compresses deep learning models for deployment with TensorRT-LLM, TensorRT, and vLLM to optimize inference speed across NVIDIA hardware. 2.9kApache-2.0PythonMLOps open-source AI projects
ClearMLOpen-source platform for experiment tracking, orchestration, data management, and model serving. 6.7kApache-2.0Python
AimSelf-hosted ML experiment tracker designed to handle 10,000s of training runs with performant UI and SDK for programmatic access. Apache 2.0 licensed. 6.1kApache-2.0Python
FeastOpen source feature store for ML. Manages offline/online feature storage with point-in-time correctness to prevent data leakage. Apache 2.0 licensed. 7.1kApache-2.0Python
OpenLineageOpen standard for lineage metadata collection designed to instrument jobs as they run. Defines a generic model of run, job, and dataset entities for consistent data lineage tracking. Apache 2.0 licensed. 2.5kApache-2.0Java
MarquezLF AI & Data Foundation Graduated project for metadata collection, aggregation, and visualization. Maintains provenance of how datasets are consumed and produced with global visibility into job runtime and dataset lifecycle management. Integrates with OpenLineage. Apache 2.0 licensed. 2.2kApache-2.0Java
CivitaiOpen-source AI model hub and community platform for sharing and discovering generative AI models, with focus on image generation models. Features model versioning, reviews, and integrated inference. Apache 2.0 licensed. 7.1kApache-2.0TypeScriptHugging Face HubOfficial Python client for the Hugging Face Hub. Download, upload, and manage 1M+ open-source ML models and datasets programmatically. The de facto standard for model sharing and distribution. Apache 2.0 licensed. 3.7kApache-2.0PythonModelScopeModel-as-a-Service platform bringing together 700+ state-of-the-art ML models from the AI community. Covers NLP, CV, Audio, Multi-modality, and AI for Science with streamlined model inference, fine-tuning and evaluation. Apache 2.0 licensed. 9kApache-2.0Python
OpenVINO Open Model ZooPre-trained deep learning models and demos optimized for Intel hardware. 200+ public pre-trained models for vision, speech, and NLP with benchmarking tools and accuracy metrics. Apache 2.0 licensed. 4.4kApache-2.0PythonONNX Model ZooCollection of pre-trained, state-of-the-art models in the ONNX format. 80+ models spanning vision, NLP, and audio with validation data and reference implementations. Apache 2.0 licensed. 9.6kApache-2.0Jupyter NotebookTransformers.jsState-of-the-art Machine Learning for the web. Run Hugging Face Transformers directly in your browser with no server needed. Supports 1000+ models including BERT, GPT-2, T5, and more via ONNX Runtime Web. Apache 2.0 licensed. 16kApache-2.0JavaScript
DJL (Deep Java Library)Engine-agnostic deep learning framework for Java with built-in model zoo. Load and run PyTorch, TensorFlow, MXNet, and ONNX models with a unified API. Includes 80+ pre-trained models for CV and NLP. Apache 2.0 licensed. 4.8kApache-2.0JavaTorchVision ModelsPyTorch's official computer vision library with 50+ pre-trained model architectures including ResNet, EfficientNet, Vision Transformers (ViT), ConvNeXt, and more. The de facto standard model zoo for PyTorch computer vision. BSD-3-Clause licensed. 18kBSD-3-ClausePythonTensorFlow Model GardenOfficial TensorFlow repository of state-of-the-art (SOTA) models and modeling solutions. Contains reference implementations for BERT, ResNet, Transformer, and many more with pre-trained weights and training scripts. Apache 2.0 licensed. 78k–Python
PINTO Model ZooRepository for storing models inter-converted between various frameworks. Supports TensorFlow, PyTorch, ONNX, OpenVINO, TFJS, TFTRT, TensorFlowLite (Float32/16/INT8), EdgeTPU, and CoreML. 4,100+ stars with extensive model conversion tools for edge deployment. MIT licensed. 4.4kMITPython
Cerebras Model ZooCollection of deep learning models and utilities optimized for Cerebras hardware. Includes reference implementations for Llama, Mixtral, DINOv2, and Llava with configuration files, data preprocessing tools, and checkpoint converters. 1,150+ stars. Apache 2.0 licensed. 1.2kApache-2.0Python
ZenMLPipeline and orchestration framework for taking ML and LLM systems from development to production. 5.4kApache-2.0Python
MetaflowNetflix's ML platform for building and managing real-world AI systems. Powers thousands of projects at Netflix, Amazon, and DoorDash. Apache 2.0 licensed. 10kApache-2.0Python
FlyteKubernetes-native workflow orchestration platform for AI/ML pipelines. Dynamic, resilient orchestration with strong type safety and reproducibility. Used by Lyft, Spotify, and Gojek. Apache 2.0 licensed. 7.1kApache-2.0GoPrefectWorkflow orchestration framework for building resilient data and ML pipelines. Python-native with modern observability and 200+ integrations. Apache 2.0 licensed. 23kApache-2.0Python
DagsterCloud-native orchestration platform for developing and maintaining data assets including ML models. Declarative programming model with integrated lineage and observability. Apache 2.0 licensed. 16kApache-2.0Python
Kubeflow PipelinesMachine Learning Pipelines for Kubeflow. Platform for building and deploying portable, scalable ML workflows using Kubernetes and Argo. Apache 2.0 licensed. 4.2kApache-2.0Python
Argo WorkflowsCNCF graduated container-native workflow engine for orchestrating parallel jobs on Kubernetes. Powers Kubeflow Pipelines and widely used for ML/data processing at scale. Apache 2.0 licensed. 17kApache-2.0Go
MLRunOpen-source AI orchestration platform for quickly building and managing continuous ML and generative AI applications across their lifecycle. Automates data preparation, model tuning, and deployment. Apache 2.0 licensed. 1.7kApache-2.0Python
KestraEvent-driven orchestration and scheduling platform for mission-critical workflows. Infrastructure-as-Code approach with declarative YAML, Git version control integration, and hundreds of plugins for data pipelines and ML workflows. Apache 2.0 licensed. 27kApache-2.0Java
KitOpsCNCF open source DevOps tool for packaging, versioning, and securely sharing AI/ML models, datasets, code, and configuration. Packages everything into OCI artifacts stored in existing container registries. Apache 2.0 licensed. 1.3kApache-2.0Go
PolyaxonMLOps Tools For Managing & Orchestrating The Machine Learning LifeCycle. Reproducible and scalable machine learning workflows on Kubernetes with experiment tracking, model management, and pipeline orchestration. Apache 2.0 licensed. 3.7kApache-2.0Netflix MaestroNetflix's next-generation workflow orchestrator for data and ML pipelines at massive scale. Highly scalable and flexible scheduler designed to handle millions of workflows across thousands of nodes. Apache 2.0 licensed. 3.8kApache-2.0Java
HAMiHeterogeneous GPU Sharing on Kubernetes. CNCF sandbox project providing GPU virtualization, slicing, and scheduling for efficient AI workload management across heterogeneous accelerators (GPUs, NPUs, MLUs). Apache 2.0 licensed. 3.5kApache-2.0Go
NVIDIA KAI SchedulerKubernetes-native GPU scheduler for AI workloads at large scale. Originally developed by Run:ai, now open-sourced by NVIDIA. Optimizes GPU resource allocation with dynamic allocation and efficient queue management. Apache 2.0 licensed. 1.3kApache-2.0GoNVIDIA DeepOpsInfrastructure automation tools for building GPU clusters with Kubernetes and Slurm. Deploys multi-node GPU clusters with monitoring, logging, and storage for AI/HPC workloads. BSD-3-Clause licensed. 1.4kBSD-3-ClauseShell
SkyPilotRun, manage, and scale AI workloads on any AI infrastructure. Unified interface to access and manage compute across Kubernetes, Slurm, and 20+ cloud providers. Used by Shopify and research institutions for training and inference. Apache 2.0 licensed. 10kApache-2.0Python
VolcanoCloud-native batch scheduling system for compute-intensive workloads. CNCF incubating project with gang scheduling, job dependency management, and topology-aware scheduling for AI/ML and deep learning. Apache 2.0 licensed. 5.6kApache-2.0Go
FeaturetoolsOpen-source Python library for automated feature engineering. Transforms transactional and relational datasets into feature matrices for machine learning using Deep Feature Synthesis with reusable primitives. BSD-3-Clause licensed. 7.7kBSD-3-ClausePython
KedroToolbox for production-ready data science. Uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular. Apache 2.0 licensed. 11kApache-2.0Python
Feature-enginePython library with multiple transformers to engineer and select features for machine learning models. scikit-learn compatible with fit() and transform() methods for encoding, imputation, variable transformation, and feature selection. BSD-3-Clause licensed. 2.2kBSD-3-ClausePython
LiteLLMAI Gateway to call 100+ LLM APIs in OpenAI format with unified cost tracking, guardrails, load balancing, and logging. 49k–Python
OpenLITOpenTelemetry-native LLM observability platform with GPU monitoring, evaluations, prompt management, and guardrails. 2.5kApache-2.0TypeScript
flameoxRuntime-evidence toolkit for agents that coordinates PyTorch Profiler and Nsight Systems captures, preserves native traces, and compares GPU-kernel and inference runs. MIT licensed. 10MITPython
OpenLLMetry (Traceloop)Open-source observability for GenAI/LLM applications based on OpenTelemetry with 25+ integration backends. 7.2kApache-2.0Python
AgentaOpen-source LLMOps platform combining prompt playground, prompt management, LLM evaluation, and observability. 4.2k–TypeScript
LatitudeOpen-source agent engineering platform with prompt management, evaluations, and optimization. Features prompt playground, LLM-as-judge evals, and GEPA prompt optimizer for production LLM features. LGPL-3.0 licensed. 4.1kMITTypeScript
HeliconeOpen-source LLM observability platform with request logging, caching, prompt management, rate limiting, and cost analytics. Apache 2.0 licensed. 5.8kApache-2.0TypeScript
GiskardOpen-source evaluation and testing library for LLM agents. Red teaming, vulnerability scanning, RAG evaluation, and safety testing with modular architecture. Apache 2.0 licensed. 5.4kApache-2.0Python
Awesome Agentic EngineeringZero-dependency AI agent production-readiness toolkit with GitHub Actions score and risk-profile gates, prompt-injection fixtures, machine-readable results, and reproducible LangGraph traces. MIT licensed. 2MITJavaScript
Portkey GatewayBlazing fast AI Gateway to route 200+ LLMs with unified API. Integrated guardrails, load balancing, fallbacks, and cost tracking. MIT licensed. 12kMITTypeScript
Envoy AI GatewayManages unified access to generative AI services built on Envoy Gateway. Kubernetes-native AI gateway for routing, load balancing, and managing LLM traffic with enterprise-grade reliability. Apache 2.0 licensed. 1.7kApache-2.0Go
Unified AI SystemSelf-hosted Apache-2.0 AI gateway and MCP server: per-key virtual tokens with token budgets, exact and lexical-approximate response caching (semantic-grade matching requires an attached embedding endpoint), an append-only audit chain, deterministic local prompt enhancement that makes no provider call, and reverse MCP governance that exposes upstream MCP servers and OpenAPI 3 operations as allow-listed tools. 7Apache-2.0JavaScript
PezzoCloud-native LLMOps platform with prompt management, versioning, and observability. Features collaborative prompt editing, A/B testing, and cost analytics. Apache 2.0 licensed. 3.2kApache-2.0TypeScriptMicrosoft PromptFlowComprehensive suite for LLM-based AI app development from prototyping to production. Includes prompt engineering, evaluation, and deployment tools with VS Code integration. MIT licensed. 11kMITPython
ChainForgeVisual programming environment for battle-testing prompts and evaluating LLM outputs. Features node-based prompt chains, multi-model comparison, and hypothesis testing. MIT licensed. 3kMITTypeScript
Future AGIOpen-source self-hostable end-to-end agent engineering and optimization platform that unifies tracing, evals, simulations, datasets, gateway, and guardrails. Built for shipping self-improving AI agents with one feedback loop from prototype to production. Apache 2.0 licensed. 1.1kApache-2.0Python
KubeStellar ConsoleAI-powered multi-cluster Kubernetes dashboard with GPU workload monitoring, AI pipeline observability, and CNCF ecosystem integrations. Apache 2.0 licensed. 111Apache-2.0TypeScript
OrcaReplayRecords a coding-agent run below the harness and replays it offline with the network off, or forks it from a checkpoint onto another model. 225Apache-2.0TypeScript
tokenwatt-checkCLI that health-checks NVIDIA GPU nodes against reference values for the same model (power limit, sustained clocks, BF16 TFLOPS, memory bandwidth, throttle reasons, PCIe, ECC), with a per-minute watch mode for rentals. MIT licensed. 0MITPython
HOL GuardOpen-source security layer that scans agent skills, plugins and MCP servers, and applies local approval or blocking controls to supported AI coding-agent tool actions. Apache-2.0 licensed. 1.1kApache-2.0Rust
PurpleLlama (Meta)Comprehensive set of tools to assess and improve LLM security. Includes Llama Guard safety classifiers, CyberSec Eval benchmarks, and Prompt Guard for prompt injection detection. BSD-3-Clause licensed. 4.2k–PythonGarak (NVIDIA)The LLM vulnerability scanner. Probes models for hallucinations, data leakage, prompt injection, misinformation, toxicity, and jailbreaks. Extensive plugin-based architecture with 100+ vulnerability probes. Apache 2.0 licensed. 8kApache-2.0Python
PromptfooOpen-source LLM evaluation and red teaming framework. Test prompts, agents, and RAGs with automated security vulnerability scanning, side-by-side model comparison, and CI/CD integration. Now part of OpenAI. MIT licensed. 22kMITTypeScript
DeepTeam (Confident AI)Red teaming framework for LLM systems with 50+ vulnerabilities, 20+ adversarial attacks, and production-ready guardrails. Includes OWASP, NIST, and MITRE ATLAS framework mappings. Apache 2.0 licensed. 1.9kApache-2.0PythonSkillSpector (NVIDIA)Security scanner for AI agent skills that detects vulnerabilities, malicious patterns, and security risks. Apache 2.0 licensed. 3.4kApache-2.0Python
ADR (Uber)Enterprise security system for AI agents providing telemetry collection, benchmark evaluations, and threat detection. Apache 2.0 licensed. 1kApache-2.0Python
SafetyCardSafety-check MCP servers and AI agents against the OWASP agentic Top 10, and get the safest setup to run them. MIT licensed. 3MITPython
Eval open-source AI projects
LiveBenchContamination-free LLM benchmark with objective ground-truth scoring. ICLR 2025 spotlight paper featuring frequently-updated questions from recent sources. Tests math, coding, reasoning, language, instruction following, and data analysis. 1.2k–Python
OpenCompassEvaluation platform for benchmarking language and multimodal models across large benchmark suites. 7.1kApache-2.0Python
MLPerf InferenceIndustry-standard ML inference benchmarks with reference implementations for AI accelerators. 1.6kApache-2.0PythonMLPerf TrainingIndustry-standard ML training benchmarks from MLCommons. Reference implementations for training AI models at scale across image classification, object detection, NLP, and recommendation tasks. Apache 2.0 licensed. 1.8kApache-2.0PythonVLMEvalKitOpen-source evaluation toolkit for large multi-modality models (LMMs). Supports 220+ LMMs and 80+ benchmarks including MMMU, MathVista, and ChartQA. Powers the OpenVLM Leaderboard. Apache 2.0 licensed. 4.2kApache-2.0Python
Vectara Hallucination LeaderboardLeaderboard comparing LLM performance at producing hallucinations when summarizing short documents. Systematic evaluation of factual consistency across major models. Apache 2.0 licensed. 3.3kApache-2.0PythonSSWE-rebench (Nebius)Continuously updated benchmark with 21,000+ real-world SWE tasks for evaluating agentic LLMs. Decontaminated, mined from GitHub. ––
PinchBenchBenchmarking system for evaluating LLM models as OpenClaw coding agents. Built with Rust by the kilo.ai team. MIT licensed. 1.2kMITPythonIImageBench V1Prompt-adherence leaderboard for text-to-image models. Same prompts run across 60+ frontier models (Flux 2 Max, Nano Banana Pro, Seedream V4, Reve 2.1, Imagen 4 Ultra, Qwen Image 2.0 Pro) and judged by a VLM panel. Public methodology, head-to-head compare pages, and the full prompt+judgment dataset on Hugging Face (CC0). ––
iFixAiAgent-auditing framework that runs adversarial and operational inspections against AI agents, producing scored JSON and Markdown reports for CLI, CI, and agent-plugin workflows. Apache-2.0 licensed. 28kApache-2.0Python
Inspect AIFramework for large language model evaluations from the UK AI Security Institute. 2.2kMITPythonLightevalEvaluation toolkit for LLMs across multiple backends with reusable tasks, metrics, and result tracking. 2.4kMITPython
LMMs-EvalUnified multimodal evaluation toolkit for text, image, video, and audio tasks with 100+ supported benchmarks. 4.2k–Python
BrowserGymGym environment for web task automation and agent evaluation. Includes MiniWoB, WebArena, WorkArena, and more. Apache 2.0 licensed. 1.2k–Python
TruLensEvaluation and tracking for LLM experiments and AI agents. Provides feedback functions for measuring quality, relevance, and groundedness with LangChain and LlamaIndex integrations. MIT licensed. 3.4kMITPythonOpenEvalsOpen-source evaluation library for LLM and agent applications. Built by LangChain with pre-built evaluators for common use cases including RAG, agents, and structured output validation. MIT licensed. 1.1kMITPython
AutoRAGRAG AutoML tool for automatically finding optimal RAG pipelines. Evaluates and optimizes retrieval-augmented generation with AutoML-style automation for your own data and use-case. Apache 2.0 licensed. 4.8kApache-2.0Python
E2B Code InterpreterPython & JS/TS SDK for running AI-generated code in secure isolated sandboxes. Essential infrastructure for evaluating code-generating LLMs with safe execution environments. Apache 2.0 licensed. 2.3kApache-2.0PythonEvalScope (ModelScope)Streamlined and customizable framework for efficient large model (LLM, VLM, AIGC) evaluation and performance benchmarking. One-stop evaluation solution with 80+ benchmarks. Apache 2.0 licensed. 2.9kApache-2.0Python
HarborFramework for running agent evaluations and creating/using RL environments. Evaluate arbitrary agents like Claude Code, OpenHands, and Codex CLI. Build and share benchmarks and environments. Apache 2.0 licensed. 2.3kApache-2.0Python
YYLO BenchmarkLongitudinal evaluation for agent runs: executes task prompts in private fresh-repository attempt workspaces and retains attempt evidence, evaluator provenance, and reports for later re-evaluation. MIT licensed. 1MITTypeScript
JevOssTest suite for decision-model servers that implement the Jev API, reporting accuracy and probability calibration and probing prompt injection, option-order sensitivity, irrelevant padding and repeated-call consistency. Apache 2.0 licensed. 2Apache-2.0Python
Safety open-source AI projects
AgentOpsPython SDK for AI agent monitoring, LLM cost tracking, benchmarking, and evaluation. Integrates with CrewAI, Agno, OpenAI Agents SDK, LangChain, Autogen, AG2, and CamelAI. MIT licensed. 5.6kMITPython
BloomOpen-source agentic framework for automated behavioral evaluations of frontier AI models. Generates targeted evaluation suites to probe LLMs for specific behaviors (sycophancy, self-preservation, political bias, etc.) with quantitative elicitation rates. From Anthropic's safety research team. MIT licensed. 1.3kMITPython
interpret (Microsoft)Fit interpretable models and explain blackbox machine learning with state-of-the-art explainability techniques including Explainable Boosting Machines and SHAP-based explanations. 6.9kMITC++
nnsightLibrary for inspecting, tracing, and intervening on neural network internals at scale. 949MITPython
EasyEditEasy-to-use knowledge editing framework for LLMs. Enables precise modification of model knowledge and behavior to correct hallucinations or outdated information. ACL 2024. MIT licensed. 2.8kMITJupyter Notebook
PyRIT (Microsoft)Python Risk Identification Tool for generative AI. Microsoft's open-source framework for automated red teaming with multi-modal attack support, crescendo strategies, and 100+ operations experience. MIT licensed. 3.9kMITPython
HereticOpen-source system for automatic censorship and robustness suppression removal in language-model outputs. 24kAGPL-3.0Python
Agentic SecurityAgentic LLM vulnerability scanner and AI red teaming kit with multi-step attack simulation and automated security probing. Apache 2.0 licensed. 1.9kApache-2.0PythonNeMo Guardrails (NVIDIA)Programmable guardrails toolkit for LLM-based conversational systems. Uses Colang DSL to define safety rules, dialog flows, and content boundaries. Integrates with LangChain, LangGraph, and LlamaIndex for production deployments. Apache 2.0 licensed. 6.4k–Python
Guardrails AIInput/output validation framework for building reliable AI applications. Detects and mitigates risks through composable validators for PII, toxicity, prompt injection, and structured output validation. Features Guardrails Hub with 50+ pre-built validators. Apache 2.0 licensed. 7kApache-2.0Python
DetoxifyTrained models and code to predict toxic comments on all 3 Jigsaw Toxic Comment Challenges. Built using PyTorch Lightning and Transformers for toxicity, severe toxicity, obscene, threat, insult, identity attack, and sexual explicit content detection. Apache 2.0 licensed. 1.3kApache-2.0Python
RedAmonAI-powered agentic red team framework that automates offensive security operations from reconnaissance to exploitation to post-exploitation with zero human intervention. Integrates multiple security tools for comprehensive penetration testing. MIT licensed. 2kMITPython
CAICybersecurity AI framework for semi- and fully-automating offensive and defensive security tasks. Purpose-built for cybersecurity use cases with agent-based architecture for vulnerability assessment and security operations. MIT licensed. 8.8k–PythonAI-Infra-Guard (Tencent)Full-stack AI Red Teaming platform securing AI ecosystems via OpenClaw Security Scan, Agent Scan, Skills Scan, MCP scan, AI Infra scan and LLM jailbreak evaluation. Apache 2.0 licensed. 3.8kApache-2.0Python
PentestAgent (GH05TCREW)AI agent framework for black-box security testing, supporting bug bounty, red-team, and penetration testing workflows. MIT licensed. 2.6kMITPython
SuperagentProtects AI applications against prompt injections, data leaks, and harmful outputs. Embed safety directly into your app and prove compliance to your customers. MIT licensed. 6.6kMITTypeScript
Anthropic Sandbox RuntimePortable sandbox execution environment for AI agents with constrained filesystem and network boundaries, designed to reduce blast radius in tool-use and LLM autonomy tests. 4.4kApache-2.0TypeScript
SchemaBrainAn open-source schema intelligence and safety layer (like Cloudflare) between AI agents and databases. Exposes a read-only Model Context Protocol (MCP) interface with PII masking, structured query recovery, and tamper-evident SHA-256 audit logs. Apache 2.0 licensed. 3Apache-2.0Python
Responsible AI ToolboxSuite of tools providing model and data exploration, assessment interfaces and libraries for understanding AI systems. Enables developers to develop and monitor AI more responsibly with better data-driven actions. MIT licensed. 1.8kMITTypeScript
Domains open-source AI projects
NVIDIA ModulusOpen-source deep learning framework for physics-informed machine learning (Physics-ML). Build, train, and fine-tune models for AI4science and engineering applications using state-of-the-art SciML methods. Apache 2.0 licensed. 2.9kApache-2.0Python
BoltzOpen-source biomolecular interaction prediction models. Boltz-1 was the first fully open source model to approach AlphaFold3 accuracy; Boltz-2 adds binding affinity prediction for drug discovery. MIT licensed. 4kMITPython
PyMCModern, comprehensive probabilistic programming framework in Python. Bayesian modeling with advanced MCMC sampling, variational inference, and seamless integration with ArviZ for visualization. Apache 2.0 licensed. 9.6k–Python
MONAIMedical Open Network for AI. End-to-end framework for healthcare imaging with state-of-the-art, production-ready training workflows. Apache 2.0 licensed. 8.2kApache-2.0Python
AlexOpen-source desktop novel-writing engine and AI story scaffold with Tauri, FastAPI, SQLite, and plot-generation workflows. MIT licensed. 27–Python
Unity ML-AgentsToolkit for training intelligent agents in games and simulations using deep reinforcement learning. Enables NPC behavior control, automated testing, and game design evaluation. Apache 2.0 licensed. 19k–C#
RL Baselines3 ZooA training framework for Stable Baselines3 reinforcement learning agents with hyperparameter optimization, pre-trained agents, and extensive benchmark environments. MIT licensed. 2.8kMITPython
skrlModular reinforcement learning library implemented in PyTorch, JAX, and NVIDIA Warp with support for Gymnasium, NVIDIA Isaac Lab, MuJoCo Playground, and other environments. MIT licensed. 1.1kMITPython
OpenBBFinancial data platform for analysts, quants and AI agents. Open-source investment research infrastructure with extensive data integrations. AGPL-3.0 licensed. 69k–Python
FinGPTOpen-source financial large language models. Democratizing financial AI with data-centric training pipeline and multiple model releases for trading, analysis, and robo-advising. MIT licensed. 20kMITJupyter NotebookFinRLFinancial reinforcement learning framework for quantitative trading. Deep RL library for stock trading, portfolio allocation, and market execution with pre-built environments and benchmarks. MIT licensed. 15kMITJupyter NotebookQlibAI-oriented quantitative investment platform from Microsoft. Supports diverse ML modeling paradigms including supervised learning, market dynamics modeling, and RL. Now equipped with RD-Agent for automated R&D process. MIT licensed. 44kMITPythonFinRobotOpen-source AI agent platform for financial analysis using LLMs. Multi-agent system with specialized agents for trading, analysis, and research. Apache 2.0 licensed. 7.2kApache-2.0Jupyter Notebook
Daily Stock AnalysisLLM-powered multi-market stock analysis system providing automated decision dashboard reports and real-time market insights. MIT licensed. 48kMITPython
stock-analysisEvidence-first market research CLI and Agent Skill for A-share, Hong Kong, and US stocks, funds, and portfolios, with auditable JSON Evidence Packs and explicit data-quality gaps. MIT licensed. 24MITPythonVibe-TradingOpen-source personal trading agent and research autopilot platform featuring multi-agent swarms, quantitative backtesting, and broker connectors. MIT licensed. 15kMITPython
CVATIndustry-leading data annotation platform for computer vision. Interactive video and image annotation tool used by tens of thousands of teams for machine learning at any scale. 16kMITPythonSAM 2Promptable image and video segmentation model with released checkpoints and training code. 19kApache-2.0Jupyter Notebook
AI Segmentation by TerraLabQGIS plugin for point-and-click SAM segmentation of buildings, trees and any object in satellite and drone imagery, with a free CPU-only local mode. 41GPL-2.0Python
Roboflow SupervisionReusable computer-vision utilities for detection, tracking, and segmentation pipelines in Python. 41kMITPython
Open3DModern library for 3D data processing with Python and C++ APIs. Core features include 3D data structures, processing algorithms, scene reconstruction, surface alignment, 3D visualization, and GPU acceleration. MIT licensed. 14k–C++
Point Cloud Library (PCL)Standalone, large-scale open project for 2D/3D image and point cloud processing. Comprehensive algorithms for filtering, feature estimation, surface reconstruction, registration, model fitting, and segmentation. BSD licensed. 11k–C++PyTorch3DFAIR's library of reusable components for deep learning with 3D data. Provides efficient 3D operators, differentiable rendering, and mesh processing tools integrated with PyTorch. BSD licensed. 9.9k–Python
RTAB-MapReal-Time Appearance-Based Mapping library for RGB-D, Stereo and LiDAR SLAM. Graph-based SLAM approach with incremental appearance-based loop closure detection for large-scale and long-term operation. BSD licensed. 3.8k–C++
MuJoCoGeneral-purpose physics simulator for robotics, biomechanics, and ML research. High-fidelity contact dynamics with native Python and C++ bindings. Apache 2.0 licensed. 14kApache-2.0C++
OpenEnvEnd-to-end sandbox execution environment framework for agentic reinforcement learning training built on Gymnasium-compatible APIs. 2.3kBSD-3-ClausePython
GluonTS (AWS Labs)Probabilistic time series modeling with deep learning. Powers Amazon SageMaker forecasting with PyTorch and MXNet backends. Apache 2.0 licensed. 5.2kApache-2.0Python
ExecuTorchPyTorch runtime and toolchain for deploying AI models on mobile, embedded, and edge devices. 4.7k–PythonApache TVMOpen Machine Learning Compiler Framework. Universal deployment to bring models into minimum deployable modules that can be embedded and run everywhere from datacenter to edge devices. Apache 2.0 licensed. 13kApache-2.0PythonNCNNHigh-performance neural network inference framework optimized for mobile platforms. No third-party dependencies, cross-platform, and runs faster than all known open-source frameworks on mobile CPU. Powers Tencent apps including QQ, WeChat, and Pitu. BSD-3-Clause licensed. 23k–C++
OpenContractsSelf-hosted document annotation platform for legal AI. Semantic search, contract analysis, version control, and MCP integration for building legal knowledge bases. AGPL-3.0 licensed. 1.3kMITPython
Harvey LABBenchmark dataset and execution harness for evaluating AI agents on complex legal work across 24+ practice areas. MIT licensed. 968MITPython
Korean Law MCPMCP server and CLI for Korea's official legal database (Ministry of Government Legislation Open API) covering statutes, precedents, administrative rules, local ordinances, and treaties, with existence and content checks for legal citations in LLM output. MIT licensed. 2.7kMITTypeScript
CARLAOpen-source simulator for autonomous driving research. High-fidelity simulation of urban environments with realistic physics, sensors, and traffic scenarios. Widely used for training and validating self-driving algorithms. MIT licensed. 14kMITC++
WebotsOpen-source multi-platform robot simulator providing a complete development environment for modeling, programming, and simulating robots, vehicles, and mechanical systems. Used in education, research, and industry. Apache 2.0 licensed. 4.4kApache-2.0C++Habitat-SimHigh-performance physics-enabled 3D simulator for embodied AI research. Supports 3D scans of indoor/outdoor spaces, CAD models, and configurable sensors. Powers Meta's embodied AI research. MIT licensed. 3.7kMITC++
Genesis WorldGeneral-purpose simulation platform for embodied AI and robotics research with flexible scenes, sensors, and agent workflows. Apache 2.0 licensed. 29kApache-2.0Python
UI open-source AI projects
OpenClawLocal-first personal AI assistant with multi-channel integrations and full agentic task execution. 377k–TypeScript
AstrBotMulti-channel personal AI agent assistant and integration framework for messaging platforms, LLMs, and plugins. AGPL-3.0 licensed. 37kAGPL-3.0Python
text-generation-webuiWeb UI for running local LLMs with multiple backends, extensions, and model formats. 47kAGPL-3.0Python
KhojSelf-hostable personal AI assistant for search, chat, automation, and workflows over local and web data. 35kAGPL-3.0Python
NewelleGNOME/Linux desktop virtual assistant with integrated file editor, global hotkeys, and profile manager. 1.4kGPL-3.0Python
NextChatLight and fast AI assistant supporting Web, iOS, macOS, Android, Linux, and Windows. One-click deploy with multi-model support. MIT licensed. 88kMITTypeScript
big-AGIAI suite for power users with multi-model "Beam" chats, AI personas, voice, text-to-image, code execution, and PDF import. MIT licensed. 7kMITTypeScript
MorphicAI-powered search engine with a generative UI. Supports multiple AI providers (OpenAI, Anthropic, Google, Ollama) and search providers (Tavily, SearXNG, Brave). Features smart search modes, widgets, and image/video search. Apache 2.0 licensed. 8.9kApache-2.0TypeScript
HorizonSelf-hostable AI news radar that aggregates sources, applies configurable profile-specific scoring and deduplication, adds research context, and publishes or delivers personalized daily briefings. MIT licensed. 13kMITPython
LeonYour open-source personal assistant. Built around tools, context, memory, and agentic execution. Self-hosted, privacy-focused, and extensible. MIT licensed. 17kMITTypeScript
WillowOpen source, local, and self-hosted Amazon Echo/Google Home competitive voice assistant alternative with hardware support. Apache-2.0 licensed. 3kApache-2.0CCoPawYour Personal AI Assistant; easy to install, deploy on your own machine or on the cloud; supports multiple chat apps with easily extensible capabilities. Apache-2.0 licensed. 17kApache-2.0Python
Smart2BrainPrivacy-focused Obsidian plugin for AI-powered second brain functionality. Chat with your notes using local or remote LLMs including Ollama and OpenAI. MIT licensed. 1.1kMITTypeScript
CasibaseOpen-source enterprise-level AI knowledge base and agent management platform. Supports multiple LLM providers, RAG, and team collaboration. Apache-2.0 licensed. 5.2kApache-2.0Go
BionicGPTOn-prem ChatGPT replacement for teams with assistants, RAG, access controls, auditing, and enterprise deployment features. 2.3k–Rust
OpenHumanA local-first personal assistant and memory harness with Obsidian integration, model routing, and automatic integration sync. GPL-3.0 licensed. 32kGPL-3.0Rust
Open-LLM-VTuberTalk to any LLM with hands-free voice interaction, voice interruption, and Live2D talking face running locally across platforms. MIT licensed. 11k–Python
AIRISelf-hosted cyber companion and VTuber platform with Live2D character rendering, real-time voice chat, and game integration capabilities. MIT licensed. 42kMITTypeScript
Next AI Draw.ioNext.js web application that integrates AI capabilities with draw.io diagrams to create and edit diagrams through natural language. Apache-2.0 licensed. 33kApache-2.0TypeScript
lucinateTerminal-native AI chat client supporting OpenClaw, Hermes, Ollama, and any OpenAI-compatible backend — with routines, multi-agent switching, and local agent skills, all in the TUI. Apache-2.0 licensed. 11Apache-2.0GonanobotLightweight personal AI agent with a built-in WebUI, model routing, MCP, and multi-channel chat integrations. MIT licensed. 46kMITPython
LifeOSGeneral-purpose personal AI harness and assistant framework with persistent memory, custom skills, and goal tracking. MIT licensed. 18kMITTypeScript
ThoughtDAGLocal-first visual LLM workspace where graph edges determine the context sent to the model, with branching, merging, document extraction, and Ollama or OpenAI-compatible endpoint support. MIT licensed. 97MITTypeScript
ThursdayVoice assistant started with npx thursday-agent that runs on the user's computer: an OpenAI GPT-Live call stays in conversation while background bots on OpenAI, Anthropic, Google or xAI models work with a shell, a browser, Agent Skills and MCP servers, and calls, memory and files stay in ~/.thursday. MIT licensed. 4MITTypeScript
LocalAIOpen-source AI engine running LLMs, vision, voice, image, and video models on any hardware. Self-hosted OpenAI-compatible API. MIT licensed. 47kMITGo
OnyxFull-featured AI platform with Chat, RAG, Agents, and Actions. 40+ document connectors and every LLM support. MIT licensed (Community Edition). 30k–Python
biniouSelf-hosted webUI for 30+ generative AI models. Generate multimedia content with AI on your own computer, even without dedicated GPU (8GB RAM minimum). Works offline once deployed. GPL-3.0 licensed. 1.1kGPL-3.0Python
PlaneOpen-source Jira, Linear, Monday, and ClickUp alternative. AI-powered project management platform with intelligent task triage, sprint planning, and automated workflows. AGPL-3.0 licensed. 50kAGPL-3.0TypeScript
BuzzSelf-hostable workspace and Nostr relay implementation where human team members and AI agents collaborate in shared channels, canvases, and workflows. Apache-2.0 licensed. 9.9kApache-2.0RustCloudflare OSOpen-source agent workspace for building and running AI-created apps, documents, and agents in sandboxed Cloudflare Workers with capability-based integrations and reviewable actions. Apache-2.0 licensed. 11kApache-2.0TypeScript
MacroUnified team workspace combining email, messaging, documents, tasks, CRM, and AI agents with shared memory. AGPL-3.0 licensed. 2.6kAGPL-3.0Rust
ODSApache-2.0-licensed self-hosted local AI stack for inference, chat, voice, agents, workflows, and RAG. 5.1kApache-2.0Python
Self-Hosted AI StackMIT-licensed Docker Compose stack for private AI with Ollama, a LiteLLM gateway, chat/RAG, voice, and MCP tooling. 159MITShellOctop (Tencent Cloud)Self-hosted multi-user, multi-agent AI assistant platform featuring long-term memory, MCP tool integration, and sandboxed execution. MIT licensed. 3.8kMITPython
ENZOSelf-hosted AI workspace combining agents, skills, and tools (Gmail, Calendar, file conversion) that runs entirely on your own provider API keys, sealed in the browser so the server stores none of them. Apache-2.0 licensed. 79Apache-2.0TypeScript
OpenBotSelf-hosted platform for running a team of persistent AI bots that use tools and MCP servers, keep long-term memory, hand work to each other in shared threads, and can pause to ask a human for approval. MIT licensed. 25MITPython
KwantSelf-hosted team of AI agents in one Rust binary with shared chats, @mention handoffs, scheduled routines, approval prompts, and spaces. AGPL-3.0 licensed. 81AGPL-3.0Rust
InvoiceFlowAIOpen-source Windows/macOS desktop app that collects emailed PDF/OFD/XML invoices, uses OCR with human review, and exports Excel summaries; optional model providers support extraction. 477Apache-2.0Python
AI Language PartnerLocal-first Expo and FastAPI Japanese practice app for Korean speakers that uses Whisper-compatible STT, local TTS, and embedding-based dialogue matching without a runtime LLM. 7MITTypeScript
Cherry StudioAI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified access to frontier LLMs. AGPL-3.0 licensed. 47kAGPL-3.0TypeScript
DeepChatA smart assistant that connects powerful AI to your personal world. Built-in MCP and ACP support, multiple search engines, privacy-focused with local data storage. Apache-2.0 licensed. 5.9kApache-2.0TypeScript
ChatALLConcurrently chat with multiple AI bots to discover the best answers. Desktop app for comparing ChatGPT, Claude, Gemini, and 20+ LLMs side-by-side. Apache 2.0 licensed. 16kApache-2.0JavaScript
PanelizeChrome and Edge extension that sends one prompt to ChatGPT, Claude, Gemini, DeepSeek and other chatbots and shows their official web apps side by side, using existing logins instead of API keys. MIT licensed. 53MITJavaScript
aiFetchlyOpen-source desktop AI agent for business automation: lead generation, knowledge library RAG, outreach, and scheduled workflows on Windows, macOS, and Linux. 1Apache-2.0TypeScript
ChatboxPowerful desktop AI client for ChatGPT, Claude, and other LLMs. Cross-platform with modern UI. GPLv3 licensed (Community Edition). 40kGPL-3.0TypeScript
MaidFree and open-source Android app for interfacing with llama.cpp models locally and remote APIs (Anthropic, DeepSeek, Mistral, Ollama, OpenAI). MIT licensed. 2.5kMITTypeScript
Jev for WhatsAppAndroid reply copilot for WhatsApp that reads the chat on screen, judges intent and risk with your OpenRouter key, drafts two replies, and fills the one you pick. MIT licensed. 7.7kMITKotlin
DiveOpen-source MCP Host Desktop Application with dual Tauri/Electron architecture. Seamlessly integrates with any LLMs supporting function calling. MIT licensed. 1.8kMITTypeScript
PocketPal AIOpen-source app that brings small language models directly to your phone. Run AI 100% privately on iOS and Android with no cloud required. MIT licensed. 7.2kMITTypeScript
ScowldNative iOS AI voice companion with an animated VRM character, voice and text chat, local conversation history, optional camera context, and BYOK AI, speech-to-text, and text-to-speech providers. MIT licensed. 11MITSwift
Hermes DesktopDesktop companion application for installing, configuring, and chatting with Hermes Agent. MIT licensed. 12kMITTypeScript
DSH StudioCross-platform desktop application for installing, running, health-checking, and supervising DeepSeek Harness locally. MIT licensed. 23MITRust
Craft AgentsOpen-source desktop and web interface for agentic workflows, featuring built-in MCP support, customizable API connections, and session sharing. Apache-2.0 licensed. 6.7kApache-2.0TypeScript
MeetilyPrivacy-first local AI meeting assistant for real-time transcription and summary generation. MIT licensed. 17kMITRust
oatsOpen-source local-first macOS meeting-notes app with live transcription, speaker labels, AI summaries, and optional fully offline on-device mode. MIT licensed. 23MITRust
OpenSuperWhispermacOS dictation application providing real-time audio transcription and drag-and-drop file transcription using Whisper and Parakeet models. MIT licensed. 1.8kMITSwift
HandyCross-platform local speech-to-text app that uses Whisper or Parakeet with voice-activity detection, then pastes the transcription into the active application. MIT licensed. 37kMITRust
akoumacOS desktop app that records calls, transcribes them on-device with speaker labels, and lets Claude Code, Codex, or any MCP client follow and question a call while it runs. GPL-3.0 licensed. 4GPL-3.0TypeScript
T3 CodeMinimal web GUI and desktop app for interacting with coding agents like Codex, Claude Code, Cursor, and OpenCode. MIT licensed. 14kMITTypeScript
OpenWorkOpen-source desktop app for sharing AI workflows, skills, and MCP capabilities across agents. MIT licensed. 20k–TypeScript
ego liteDesktop browser designed for running web automation tasks and AI agents in parallel within isolated workspaces. MIT licensed. 2.5kMITJavaScript
Off Grid AI DesktopLocal-first macOS AI app that runs LLM chat, image generation, voice transcription, and personal memory/RAG fully on-device via llama.cpp - nothing leaves the machine. AGPL-3.0 licensed. 74AGPL-3.0TypeScript
Clips KittyLocal-first Windows desktop app that turns long videos and livestreams into vertical clips, using faster-whisper for word-level captions and a local LLM through Ollama to pick highlights. AGPL-3.0 licensed. 40AGPL-3.0Python
VozmacOS dictation app that types transcribed speech at the cursor in any application, with whisper.cpp and the Whisper model bundled so it runs offline with no setup. Also records meetings on-device and generates summaries through a bundled llama.cpp. GPL-3.0 licensed. 0GPL-3.0Swift
Codex-XCross-platform desktop management application for OpenAI Codex Desktop and CLI with provider switching, local failover routing, session history management, MCP configuration, and token usage analytics. MIT licensed. 3.5kMITRust
PersonalJarvisDesktop voice and chat assistant for Windows, macOS, and Linux with a custom wake phrase, local speech-to-text, and a workspace that runs CLI coding agents side by side in terminal panes, working with any single model provider key or local models via Ollama. Apache-2.0 licensed. 74Apache-2.0Python
PlainsayMIT-licensed native macOS menu-bar dictation app whose free Local mode runs Whisper (WhisperKit) or NVIDIA Parakeet (FluidAudio) on device and pastes the text where you dictated it, with optional hosted Polishing and paid cloud transcription. 12MITSwift
Poly DuoiPhone Shortcut that chains the official Ask ChatGPT and Ask Claude app actions, so one model answers and the other reviews it, on the user's own accounts with no server or API keys; the Android counterpart is a separate app with its own key path and does not use the Shortcut's actions. Apache-2.0 licensed. 4Apache-2.0PythonSpeech to SpeechLow-latency, fully modular voice-agent pipeline integrating voice activity detection, speech-to-text, LLMs, and text-to-speech via an OpenAI Realtime-compatible WebSocket API. Apache 2.0 licensed. 6.1kApache-2.0Python
LiveKit AgentsFramework for building realtime voice AI agents with WebRTC transport, STT-LLM-TTS pipelines, and production-grade orchestration. Used by Salesforce Agentforce and Tesla. Apache-2.0 licensed. 11kApache-2.0Python
Dev Tools open-source AI projects
Claude PetDesktop companion for Claude Code that reacts to hook events with animated emotions and sounds, maintains a local SQLite graph memory per project injected as a compact recap at session start, promotes repeated patterns into SKILL.md files, and monitors GitHub repository activity. macOS/Windows/Linux, 100% local. MIT licensed. 14MITPython
RalphAutonomous AI development loop for Claude Code with intelligent exit detection. Automates iterative coding workflows with self-monitoring capabilities. MIT licensed. 9.3kMITShell
NimbalystDesktop app for running multiple Codex and Claude Code AI sessions in parallel Git worktrees. Test, compare approaches and manage AI-assisted development workflows in one unified interface. MIT licensed. 1.2kMITTypeScript
YardletNative macOS app that runs Codex, Claude Code, OpenCode and other coding-agent CLIs side by side in one window, each with its own sign-in and session history. MIT licensed. 17MITRust
NezhaCode editor for the AI agents era. Run multiple Claude Code and Codex agents across projects on your machine with an intuitive interface. GPL-3.0 licensed. 1.4kGPL-3.0TypeScript
Aider DeskPlatform for AI-powered software engineers. Desktop application that enhances the aider terminal experience with a modern UI. Apache 2.0 licensed. 1.3kApache-2.0TypeScript
ZedHigh-performance, multiplayer code editor with built-in AI features. From the creators of Atom and Tree-sitter. Native AI agentic editing with support for any LLM provider. GPL licensed. 85k–Rust
Code ServerRun VS Code on any machine anywhere and access it in the browser. Self-hosted cloud IDE with full extension support. MIT licensed. 78kMITTypeScript
GitpodCloud development environment platform with automated prebuilds, ephemeral workspaces, and support for any IDE. Self-hostable with open-source core. AGPL-3.0 licensed. 14kAGPL-3.0TypeScript
OnlookOpen-source AI-first design and React editing environment for visually building and modifying frontend applications. 26kApache-2.0TypeScript
DaytonaSecure elastic infrastructure for running AI-generated code. Self-hosted alternative to GitHub Codespaces with support for multiple IDEs, prebuilds, and any cloud provider. AGPL-3.0 licensed. 73kAGPL-3.0TypeScript
AI WorkdeckOpen-source AI-native IDE workspace for legal and document-heavy workflows — "VS Code for lawyers." Self-hosted with MCP agent orchestration, OCR, due-diligence risk flagging, evidence-chain management, WPS WebOffice integration, smart clipboard. Supports air-gapped deployment with Ollama + local storage. AGPL-3.0 licensed. 46AGPL-3.0Java
OrcaAn agentic development environment (ADE) for running and orchestrating coding agents in parallel Git worktrees on desktop and mobile. MIT licensed. 6.8kMITTypeScript
TeraxLightweight terminal-first AI-native dev workspace (ADE) featuring multi-tab terminals, a code editor with AI edit diffs, source control, and agentic workflows. Apache 2.0 licensed. 8.2kApache-2.0TypeScript
Pi WebWeb UI and local workspace for the pi coding agent with session browsing, file previews, and model configuration. MIT licensed. 2.1kMITTypeScript
GarconBrowser and mobile workspace for running and steering parallel Claude Code, Codex, Cursor Agent, OpenCode, Amp, Droid, and Pi sessions, with integrated terminal, file editing, diff review, Git/PR workflows, mobile approvals, scheduling, and cross-agent transfers. GPL-3.0 licensed. 62–TypeScript
Open WalnutSelf-hosted web console for Claude Code on your laptop and remote dev boxes; a daemon on each machine owns the claude processes, so sessions keep running when SSH drops (no tmux), and one browser page (phone too) shows every session and which ones wait for you, with a per-session diff. Also runs Codex, OpenCode, and Goose on the local machine over ACP. MIT licensed. 48MITTypeScript
screenshot-to-codeMIT-licensed tool that turns screenshots, mockups, and Figma designs into frontend code. 76kMITPython
ClineOpen-source IDE coding agent that can edit files, run commands, and use tools with user approval. 63kApache-2.0TypeScript
AiderTerminal-based AI pair programmer. Edit code in your local editor and aider implements the changes. Supports multiple LLMs, voice coding, and automatic Git commits. Top scores on SWE Bench. Apache 2.0 licensed. 46kApache-2.0PythonKimi Code CLIAI coding agent that runs in your terminal to edit code, execute shell commands, and manage Model Context Protocol (MCP) servers and skills. MIT licensed. 4.8kMITTypeScript
Qwen CodeOpen-source AI agent for the terminal, optimized for Qwen series models. Multi-protocol provider support including OpenAI, Anthropic, Gemini, Alibaba Cloud, OpenRouter. Features agentic workflow with Skills and SubAgents. Apache 2.0 licensed. 25kApache-2.0TypeScript
ForgeOpen-source terminal AI coding agent (Rust TUI) that unifies agent, code editor, and shell in one keyboard-driven workspace with durable SQLite session journals, MCP support, and approval-aware command execution. MIT licensed. 5MITRustDeepCodeTransforms research papers and natural language into production-ready code. AI-powered research-to-code automation tool. MIT licensed. 16kMITPython
OpenSpecSpec-driven development (SDD) framework and CLI tool for AI coding assistants, providing structured workflows for proposing, implementing, and archiving code changes. MIT licensed. 58kMITTypeScript
Spec KitToolkit and CLI for Spec-Driven Development that integrates with AI coding agents to generate structured code implementations from executable specifications. MIT licensed. 121kMITPython
SpecJudgeCLI that reads a project's specification files and recommends which LLM fits the work, using a local judge model via Ollama and citing the spec fragment behind each demand level. MIT licensed. 47MITPython
Open NotebookOpen-source implementation of Notebook LM with multi-modal content support (PDFs, videos, audio, web pages). Features multi-speaker podcast generation, 18+ AI provider integrations, and full-text + vector search. Self-hosted with complete data sovereignty. MIT licensed. 25kMITTypeScript
Deta SurfPersonal AI notebook for organizing files and webpages with AI-generated notes. Local-first data storage, open data formats, and open model choice including local models. Cross-platform desktop app for research and thinking workflows. Apache 2.0 licensed. 3.4kApache-2.0TypeScript
FilePilot AILocal-first file intelligence app, CLI, and MCP server for searching, summarizing, tagging, deduplicating, and safely organizing local files for AI agent workflows. MIT licensed. 9MITPython
QuartoOpen-source scientific and technical publishing system built on Pandoc. Create dynamic content with Python, R, Julia, and Observable. MIT licensed. 5.7k–JavaScript
DrawdataDraw datasets from within Python notebooks. Interactive data visualization tool for creating and editing datasets directly in Jupyter environments. MIT licensed. 1.7kMITJavaScript
SemLocal structural code search, caller navigation, impact analysis, and entity-level diffs exposed to coding agents through a CLI and MCP server. Apache-2.0 licensed. 3.4kApache-2.0RustWeaveSyntax-aware merge tool for overlapping coding-agent changes, with branch previews and Git merge-driver integration. Apache-2.0 licensed. 1.3kApache-2.0Rust
Parallel Search MCPMIT-licensed client packages and a setup skill that connect coding agents to Parallel's hosted web search and page fetching service without a Parallel account or API key. 22MIT
Serply Agent SkillsMIT-licensed agent skill and Claude Code / Codex plugins that connect coding agents to the Serply API and hosted MCP server for Google web, News, Scholar, Maps and Jobs search, Bing, Amazon, Reddit and URL scraping; requires a Serply API key. 0MIT
Keenable MCPMIT-licensed stdio bridge (@keenable/mcp) that connects coding agents to Keenable's hosted web search and page fetching MCP server; no account or API key needed. 6MITShell
ArchifyDiagram-generation agent skill for Claude Code, Codex, and OpenCode that converts natural language into interactive system, workflow, sequence, data flow, and lifecycle diagrams. MIT licensed. 4.4kMITJavaScript
GraphifyAI coding assistant skill that maps a codebase and resource directory into an interactive knowledge graph for local query and navigation. MIT licensed. 86kMITPythonllama.vimLocal LLM-powered code completion plugin for Vim/Neovim using llama.cpp. Fast, privacy-first, no API key needed. 2kMITVim Script
CodeCompanion.nvimAI-powered coding assistant for Neovim. Inline code generation, chat, actions, and tool use with support for multiple LLM providers. 6.6kApache-2.0Lua
ProxyAILeading open-source AI copilot for JetBrains IDEs. Connect to any model in any environment with auto-apply, image chat, file references, web search, and customizable personas. Apache 2.0 licensed. 1.9kApache-2.0Kotlin
avante.nvimNeovim plugin that brings Cursor-like AI IDE features to Vim. Edit code with natural language, generate code from context, and chat with AI about your codebase. Apache 2.0 licensed. 18kApache-2.0Lua
SerenaPowerful MCP toolkit for coding agents providing semantic retrieval and editing capabilities. Integrates language servers for IDE-level code understanding. MIT licensed. 25kMITPython
Minuet AINeovim plugin offering code completion as-you-type from popular LLMs including OpenAI, Gemini, Claude, Ollama, Llama.cpp, Codestral, and more. GPL-3.0 licensed. 1.2kGPL-3.0LuaPeekaboomacOS CLI & MCP server enabling AI agents to capture screenshots and automate UI interactions. Visual question answering through local or remote AI models. MIT licensed. 4.6kMITSwift
SkillsA collection of custom productivity and engineering skills for Claude Code and other AI coding agents. MIT licensed. 126kMITShell
planning-with-filesPersistent file-based planning skill for AI coding agents to survive context loss and restarts with a deterministic completion gate. MIT licensed. 25kMITPython
Understand AnythingTurns subdirectories, codebases, or knowledge bases into an interactive, AI-navigable knowledge graph and dashboard. MIT licensed. 57kMITTypeScriptKnowledge Work Plugins (Anthropic)Collection of role-specific plugins and sub-agents for Claude Cowork and Claude Code. Apache 2.0 licensed. 20kApache-2.0Python
Cursor PluginsOfficial Cursor plugins for developer tools, workflows, and SaaS integrations. MIT licensed. 2k–TypeScriptClaude Plugins MarketplaceOfficial, Anthropic-managed directory of high-quality plugins for Claude Code. Apache 2.0 licensed. 31kApache-2.0Python
Agent Toolkit for AWSOfficial AWS-supported MCP servers, skills, and plugins to help AI coding agents build, deploy, and manage applications on AWS. Apache 2.0 licensed. 1.3kApache-2.0Python
CavemanSkill and setup script for Claude Code, Codex, Gemini, Cursor, and other coding agents that reduces token output by instructing agents to communicate in concise, caveman-style prose. MIT licensed. 83kMITJavaScript
Chrome DevTools MCPOfficial Model Context Protocol (MCP) server from Google that enables coding agents to control and inspect a live Chrome browser for automation, debugging, and web performance analysis. Apache 2.0 licensed. 45kApache-2.0TypeScriptCodex Plugin for Claude CodeOfficial integration plugin for Claude Code that enables developers to run Codex code reviews, delegate tasks, and manage background coding jobs. Apache 2.0 licensed. 23kApache-2.0JavaScript
Compound EngineeringOfficial AI engineering plugin for Claude Code, Codex, Cursor, and other coding agents that implements iterative brainstorm, plan, work, review, and compound workflows. MIT licensed. 24kMITTypeScript
Unity MCPModel Context Protocol (MCP) server bridging AI assistants with the Unity Editor to automate asset, scene, and script workflows. MIT licensed. 12kMITC#
.NET Agent SkillsCurated set of skills, custom agents, and plugins to assist AI coding agents with .NET and C development. MIT licensed. 4kMITC#
Claude VideoA skill and plugin that enables AI coding assistants to view, transcribe, and analyze video content. MIT licensed. 7.7kMITPythonStitch Design SkillsA library of agent skills and plugins designed to work with the Stitch MCP server, following the Agent Skills open standard. Apache 2.0 licensed. 7.3kApache-2.0TypeScript
ImpeccableDesign guidance skill, CLI tool, and detector rules to improve user interface design generated by AI coding agents. Apache 2.0 licensed. 46kApache-2.0JavaScript
HallmarkAnti-AI-slop design skill and ruleset for Claude Code, Cursor, and Codex to prevent generic, AI-generated layouts. MIT licensed. 5.1kMITCSS
Code Review GraphLocal-first code intelligence graph that builds a persistent map of a codebase to provide token-optimized context for AI coding tools. MIT licensed. 20kMITPython
CAD SkillsA library of modular agent skills for generating, inspecting, slicing, and exporting CAD and robot-description geometry (STEP, STL, URDF, SDF). MIT licensed. 9.6kMITJavaScript
ADHDTree-of-thought divergent reasoning skill for AI agents that spawns parallel cognitive frames to prune traps and score surviving paths. MIT licensed. 2.7kMITTypeScript
MCP LensDeepSeek Harness plugin that exposes configured remote MCP tools through a search interface and an explicit server/tool call interface with exact input schemas. MIT licensed. 6MITTypeScript
Assistant UIReact/TypeScript library for building production-grade AI chat interfaces. Drop-in components for streaming messages, tool calls, and multi-modal inputs. 10kMITTypeScript
Deep ChatFully customizable AI chatbot component for your website. Supports OpenAI, direct API services, and custom endpoints. MIT licensed. 3.6kMITTypeScript
MarkstreamMulti-framework streaming Markdown renderer for AI chat interfaces, with incomplete Markdown handling, Mermaid, KaTeX, Shiki/Monaco code blocks, SSR, and packages for Vue, React, Svelte, and Angular. 3kMITVue
RulerCentral AI agent rule registry. Manages and distributes rules for AI coding agents across projects. MIT licensed. 2.7kMITTypeScript
PR-Agent (Qodo)AI-powered code review agent for GitHub, GitLab, Bitbucket, and Azure DevOps. Automated PR analysis, improvement suggestions, and multi-platform deployment via CLI, GitHub Actions, or webhooks. AGPL-3.0 licensed. 11kApache-2.0Python
LLM (Simon Willison)CLI tool and Python library for interacting with dozens of LLMs via remote APIs or locally. Extensible plugin ecosystem, SQLite logging. Apache 2.0 licensed. 12kApache-2.0PythonaicommitsCLI that writes your Git commit messages for you with AI. Never write a commit message again. Supports multiple providers including OpenAI, Groq, xAI, Ollama, and LM Studio. MIT licensed. 9kMITTypeScriptCodex CLIOpenAI's lightweight coding agent that runs in your terminal. Code generation, file editing, and command execution with approval. Apache 2.0 licensed. 89kApache-2.0Rust
VibePodUnified CLI for running Claude Code, Codex, OpenCode, and other coding agents in isolated Docker or Podman containers, with local HTTP traffic and token metrics plus a side-by-side comparison dashboard. MIT licensed. 136MITPython
RepomixPowerful tool that packs your entire repository into a single AI-friendly file. Perfect for feeding codebases to LLMs with smart filtering and token counting. MIT licensed. 26kMITTypeScript
DevProjexOpen-source GUI, TUI, CLI, and read-only MCP app for selecting project files, previewing, redacting secrets, and packing token-counted context with Git scopes and syntax-aware compression. Apache-2.0 licensed. 18Apache-2.0C#
GitIngestReplace 'hub' with 'ingest' in any GitHub URL to get a prompt-friendly extract of a codebase. Optimized for Python ecosystem and data science workflows. MIT licensed. 15kMITPython
GitDiagramConverts any GitHub repository into an interactive system architecture diagram using LLMs, with clickable source links and Mermaid export. MIT licensed. 17kMITTypeScript
InstructorPython library for extracting structured, validated data from LLMs using Pydantic models. Handles validation, retries, and error handling with 15+ provider support. MIT licensed. 13kMITPython
MirascopePython toolkit for building LLM applications with automatic versioning, tracing, and cost tracking. The "LLM Anti-Framework" for developers who want control. MIT licensed. 1.5kMITPython
Context7Up-to-date code documentation for LLMs and AI code editors. Fetches latest docs and code examples directly into LLM context via MCP. Eliminates hallucinated APIs. MIT licensed. 57kMITTypeScript
Claude SquadManage multiple AI terminal agents like Claude Code, Codex, OpenCode, and Amp. Terminal multiplexer for AI coding agents with session management and parallel execution. AGPL-3.0 licensed. 7.7kAGPL-3.0GoYYLOCommand-line orchestrator that runs AI coding agents (Claude Code, Codex, Gemini CLI) in parallel across isolated git worktrees, tracked on a Kanban board with typed merge and release flows. MIT licensed. 57MITPython
HerdrTerminal agent multiplexer and workspace manager with mouse-native split-panes and automatic agent state detection. AGPL-3.0 licensed. 6.1k–Rust
TUIOSTerminal window manager and multiplexer for coding agents, with cross-machine persistent sessions, agent-state reporting, a shared inbox, harness integrations, and MCP control. MIT licensed. 4.9kMITGo
agent-managerTerminal UI that runs coding-agent CLIs such as Claude Code, Codex, OpenCode, and Gemini CLI side by side, each in its own persistent tmux session, with live status, optional per-session Git worktrees, and a diff review that sends line comments back to the agent. Apache-2.0 licensed. 546Apache-2.0Go
agenttraceLocal-first TUI for observing AI coding agent sessions across Claude Code, Codex CLI, Gemini CLI, Aider, Cursor exports, OpenCode, and more. 54MITGo
agentsviewLocal-first session intelligence and cost analytics dashboard for AI coding agents, supporting Claude Code, Codex, and other tools. MIT licensed. 2.1kMITGo
Uni-CLISelf-repairing CLI catalog that exposes web, desktop, Electron, and bridge tools as deterministic commands for AI agents. 145Apache-2.0TypeScript
OpenChamber Mobile BridgeOpenCode/OpenChamber helper for exposing devcontainer-based coding sessions to private Tailscale mobile access through a host bridge. MIT licensed. 0MITJavaScript
DesktopCommander MCPMCP server for Claude providing terminal control, file system search, and diff file editing capabilities. Enables autonomous code editing through Model Context Protocol. MIT licensed. 6.1kMITTypeScript
Mobile MCPMCP server that lets AI agents automate and inspect iOS and Android simulators, emulators, and real devices through accessibility trees, screenshots, and structured device tools. Apache-2.0 licensed. 7.6kApache-2.0TypeScriptREAMCP server and CLI that lets AI agents inspect binaries, applications, websites, and runtime behavior with evidence-backed reverse-engineering results. MIT licensed. 19kMITTypeScriptClaude Code ActionGitHub Action for running Claude Code in PR and issue workflows with approval-aware automation and coding assistance. 7.9kMITTypeScript
OfficeCLIOffice suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files without external Office installations. Apache 2.0 licensed. 15kApache-2.0C#CLI-AnythingFramework for converting software applications into agent-native command-line interfaces for AI coding agents. Apache 2.0 licensed. 48kApache-2.0Python
MulmoTerminalBrowser grid of live Claude Code and Codex sessions started with one npx command. Each cell is a real PTY with a colour-coded status, tmux-backed persistence, and a git worktree per cell. For Claude Code, needs-you is shown separately from done, read from the CLI's own hooks. MIT licensed. 215MITTypeScript
WorktrunkCLI for Git worktree management and workflow automation designed for parallel AI coding-agent workflows. 7.9k–Rust
bestax-mcpOffline MCP server and Agent Skills that give coding agents the props, examples and CSS variables of Bestax, a React component library for Bulma v1. MIT licensed. 12MITTypeScript
KyttoMCPDesktop app for macOS (Swift) and Windows (.NET) that shows every MCP server across Claude Desktop, Claude Code, Cursor, VS Code and Codex in one matrix, runs health checks and a tool-description safety scan, and backs up configs before writing. MIT licensed. 8MITC#
ArchcoreGit-native context engineering and spec-driven development for AI coding agents. Apache 2.0 licensed. 69Apache-2.0TypeScript
CaprockDesktop app and local dashboard for Claude Code, Codex and OpenCode sessions: agents in tabs and split panes, token cost per repository at API list prices, plan-limit windows, loop alerts and searchable history. Apache 2.0 licensed. 18Apache-2.0GoLynxPromptSelf-hosted web app and lynxp CLI that turn one set of AI coding rules into the rule files of 30 tools, among them AGENTS.md, CLAUDE.md and Cursor rules, with blueprints a team can share. AGPL-3.0 licensed. 53AGPL-3.0TypeScriptgateway-price-checkZero-dependency CLI that sends one unauthenticated GET /v1/models to any OpenAI-compatible endpoint and classifies price disclosure into five verdicts, keeping "publishes no prices" separate from "could not be read"; includes a daily CI archive of the raw readings. 0MITJavaScript
Vercel AI SDKProvider-agnostic TypeScript toolkit for building AI-powered applications and agents. Unified API for OpenAI, Anthropic, Google, and 20+ providers with first-class streaming, tool-calling, and structured output support. Apache 2.0 licensed. 25k–TypeScriptGitHub Copilot SDKMulti-platform SDK for integrating GitHub Copilot Agent into apps and services. Production-tested agent runtime with planning, tool invocation, and context management. Build Copilot-style agents without writing your own orchestration. MIT licensed. 8.9kMITJava
IBM MCP Context ForgeGateway and registry for MCP/A2A/REST APIs with unified discovery, routing, and guardrails for production agent integrations. 3.8kApache-2.0Python
FernOpen-source SDK generator for REST APIs. Generate type-safe API clients in TypeScript, Python, Go, Java, and more from OpenAPI specs. Powers SDKs for companies like OpenAI, Anthropic, and Cloudflare. Apache 2.0 licensed. 3.6kApache-2.0TypeScript
no-mistakesA local Git proxy and validation pipeline that runs AI-driven checks and applies fixes in a temporary worktree before forwarding pushes and opening clean PRs. MIT licensed. 3kMITGo
oai-smokeMIT-licensed, standard-library-only Go CLI that validates /models and opt-in /chat/completions behavior for OpenAI-compatible APIs and emits bounded diagnostics without credentials or response bodies. 0MITGo
e2eAgent-native web and mobile end-to-end testing framework that executes natural-language goals and records verified actions for replay without further model calls. Apache-2.0 licensed. 3.8kApache-2.0TypeScript
GEPAReflective prompt evolution optimizer using natural language reflection and Pareto frontier learning. Outperforms reinforcement learning for prompt optimization. Integrated with DSPY and MLflow. MIT licensed. 5kMITJupyter Notebook
EntrolyLocal-first MCP server for explicit-budget context selection, content-addressed exact recovery, and auditable Context Receipts. Apache 2.0 licensed. 437Apache-2.0Python
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