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Top JavaScript open source projects

This page lists tracked GitHub repositories where JavaScript is the primary language. Rankings use current star counts, while each project page adds summaries, use cases, alternatives, and growth history when available.

21 tracked repositories in this language.

facebook/react

The library for web and native user interfaces.

244,328JavaScript
trekhleb/javascript-algorithms

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

195,779JavaScript
airbnb/javascript

JavaScript Style Guide

148,112JavaScript
vercel/next.js

The React Framework

138,569JavaScript
affaan-m/everything-claude-code

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

132,256JavaScript
Chalarangelo/30-seconds-of-code

Coding articles to level up your development skills

127,303JavaScript
nodejs/node

Node.js JavaScript runtime ✨🐢🚀✨

116,505JavaScript
mrdoob/three.js

JavaScript 3D Library.

111,716JavaScript
axios/axios

Promise based HTTP client for the browser and node.js

108,935JavaScript
facebook/create-react-app

Set up a modern web app by running one command.

103,737JavaScript
mui/material-ui

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

98,012JavaScript
sveltejs/svelte

web development for the rest of us

86,145JavaScript
louislam/uptime-kuma

A fancy self-hosted monitoring tool

84,753JavaScript
anuraghazra/github-readme-stats

:zap: Dynamically generated stats for your github readmes

78,941JavaScript
openai/codex-plugin-cc

Use Codex from Claude Code to review code or delegate tasks.

9,537JavaScript
magnum6actual/flipoff

Free split-flap display emulator for any TV. The classic flip-board look, without the $3,500 hardware.

2,576JavaScript
meodai/heerich

Tiny engine for 3D voxel scenes rendered to SVG — boolean ops, oblique/perspective cameras, zero dependencies. Inspired by the geometric cardboard sculptures of Erwin Heerich.

377JavaScript
hellowind777/hello2cc

Native-first Claude Code plugin for third-party models with silent Agent model injection and output styles.

308JavaScript
iZiTTMarvin/Claude-code-open-explain

针对cc客户端源码的详细讲解,面向新手。

295JavaScript
ZhangHanDong/harness-engineering-from-cc-to-ai-coding

Harness Engineering From Claude Code source code to AI Coding

246JavaScript