The official gpt4free repository | various collection of powerful language models | o4, o3 and deepseek r1, gpt-4.1, gemini 2.5

Find, verify, and analyze leaked credentials

A proposal to bring ergonomic, inline error handling to JavaScript through a new try operator that always returns a Result.

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Build production-ready applications in TypeScript

The repository for high quality TypeScript type definitions.

Model Context Protocol Servers

React codemod scripts

CursorRIPER

📓 Lint commit messages

A Prettier plugin for Tailwind CSS that automatically sorts classes based on our recommended class order.

Context7 MCP Server -- Up-to-date code documentation for LLMs and AI code editors

FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI…

📄 Configuration files that enhance Cursor AI editor experience with custom rules and behaviors

Type-Safe Errors for JS & TypeScript

Disable web developer tools from the f12 button, right-click and browser menu

EncryptStorage provide a little more security in frontend

Curated coding interview preparation materials for busy software engineers

A description of React's new core algorithm, React Fiber

Validate and visualize dependencies. Your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.

🌠 An overview of the JavaScript landscape in 2025: trends about frontend, Node.js, fullstack frameworks, build tools, testing, Vue.js, React, state management...

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

Virtual whiteboard for sketching hand-drawn like diagrams

⚓ A collection of high-performance JavaScript tools.

✨ Jest matcher for image comparisons. Most commonly used for visual regression testing.

✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

✨ The all-contributors bot website and documentation. Recognize all contributors, not just the ones who push code ✨