Format Numbers with Metric Prefixes in JavaScript – UnitFormat.js
Convert numbers to readable metric units with UnitFormat.js. Supports base 10/2 formatting, custom prefixes, and engineering notation.
JavaScript & CSS number format
Convert Unicode Characters to Numbers with JavaScript – unicode-number.js
A lightweight JavaScript library that converts Unicode number characters to their numeric values.
Easy Number Validation & Formatting – Numeric Input
Simplify number input validation in your web forms. Try Numeric Input, a JavaScript library for custom number fields.
Convert Large Numbers Into Words – digit.js
A JavaScript library that converts large numbers (larger than 6 digits) into human-readable words (like 2.1 Million, 5.0 B, etc).
Data/File Size Formatting & Parsing Library – Bytes.js
A tiny utility library that converts raw byte values into user-friendly formats like “100 KB” or “50 MB”, and vice versa.
Real-Time Number/Currency Formatting With liveNumberFormat.js Library
A lightweight JavaScript library that allows for real-time formatting of numbers and currencies as users type.
Transform Words into Numbers with JavaScript – numbers-from-words
Quickly parse number words into numerics with the lightweight numbers-from-words JavaScript library. No dependencies.
Integer Range Merging With simplify-ranges JavaScript Library
A JavaScript library that takes an array of integer ranges and merges any adjacent or overlapping ranges together
Convert Words To Numeric Digits – Numberify-Text
A JavaScript library that can take numbers written in words and convert them to numeric digits.
Convenient Multi-language Number Formatting Library – numbro
numbro is a robust number formatting JavaScript library used for converting, formatting, and manipulating numbers with support for currency, time, percentage, and much more.