The code for the Lezer parser system

This project uses a central issue tracker for the core packages. Documentation and further info can be found on the website.

The core packages of the project are

@lezer/common: common data structures and types
@lezer/lr: the LR parser implementation
@lezer/generator: parser generator for @lezer/lr
@lezer/highlight: highlighting system for Lezer trees

The rest of the repositories under this organization are mostly grammars for specific languages.

markdown

TypeScript 1 1

A lezer-integrated Markdown parser

Updated 2026-07-15 11:07:44 +02:00

website

JavaScript 0 0

Sources for https://lezer.codemirror.net

Updated 2026-07-02 20:17:00 +02:00

css

JavaScript 0 0

CSS grammar for lezer

Updated 2026-06-27 11:05:22 +02:00

lezer-grammar

JavaScript 0 0

A Lezer grammar for Lezer grammars

Updated 2026-05-28 07:42:50 +02:00

python

JavaScript 0 0

A Python parser for Lezer

Updated 2026-05-28 07:39:45 +02:00

cpp

JavaScript 1 1

C++ grammar for the Lezer parser system

Updated 2026-05-28 07:39:08 +02:00

TypeScript 0 0

Incremental parsing system

Updated 2026-04-18 13:07:04 +02:00

yaml

JavaScript 0 0

YAML parser

Updated 2026-04-16 19:21:20 +02:00

php

JavaScript 0 0

PHP grammar for Lezer.

Updated 2026-04-16 19:21:20 +02:00

json

JavaScript 0 0

JSON grammar for Lezer

Updated 2026-04-16 19:21:16 +02:00

rust

JavaScript 0 0

Rust grammar for Lezer

Updated 2026-04-16 19:21:16 +02:00

JavaScript 0 0

Go parser for Lezer

Updated 2026-04-16 19:21:14 +02:00

java

JavaScript 0 0

Java grammar for Lezer

Updated 2026-04-16 19:21:12 +02:00

xml

JavaScript 0 0

An XML parser for lezer

Updated 2026-04-16 19:21:09 +02:00

html

JavaScript 0 0

An HTML parser for Lezer

Updated 2026-04-16 19:21:08 +02:00