Javascript GitHub Repositories (2026) · Open Source Tools

WebGPU components for React, Vue, Svelte, Solid, JS & Framer

Reverse engineer anything with agents, from app behavior down to native binaries.

Curated list of project-based tutorials

Unrestricted Open-source alternative to AI video platforms — Free AI image & video generation studio with 600+ models (Flux, Midjourney, Kling, Sora, Veo). No content filters. Self-hosted, MIT licensed.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Self-hosted Cloudflare Workers-compatible platform with Workers、KV、D1、R2、DO、Queues、Workflows、Cron、Cache、Images、Vectorize、AI Search、Artifacts、Static Assets、Service Bindings、Dynamic Workers、LogTail、Gateway in one Rust binary.

The Open Standard for Generative UI

Explainer videos and product demos made by your AI agent. Free and open source: a local voice (Kokoro), word timing (Whisper) and a canvas renderer turn a script into a narrated MP4.

Open-source, secure environment with real-world tools for enterprise-grade agents.

High performance self-hosted photo and video management solution.

📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.

The Privacy First PDF Toolkit

Codebase intelligence for TypeScript and JavaScript. Health, complexity hotspots, duplication, architecture boundaries, circular dependencies, design-system drift, and unused code, from one graph. CLI, GitHub Action, LSP, MCP, and VS Code. Rust, MIT licensed.

uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

MagicMirror² is an open source modular smart mirror platform. With a growing list of installable modules, the MagicMirror² allows you to convert your hallway or bathroom mirror into your personal assistant.

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

Build cross-platform Native Progressive Web Apps for iOS, Android, and the Web ⚡️

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.