The fastest JSON schema Validator
A visual, example-driven guide to Claude Code
Semantic Search & Call Graphs for AI Agents
Postgresql JDBC Driver
Turn your ES5 code into readable ES6
Use Claude Code, Cursor CLI or Codex on mobile and web with CloudCLI
The IDE for competitive programming
MacroTools provides a library of tools for working with Julia code
The compiler for writing next generation JavaScript
Linux Userspace x86_64 Emulator with a twist, targeted at ARM64 Linux
The FastLED library for colored LED animation on Arduino
AI agent workspace with Code and Write modes built into your apps
Free, ultrafast Copilot alternative for Vim and Neovim
A programming tool that replaces the lua code in pico-8 cartridges
Create desktop apps using Go and Web Technologies
SQLite JDBC Driver
A cross-platform C# editor based on Roslyn and AvalonEdit
Interactive programs without callbacks or side-effects
Memory Efficient Serialization Library
Free, local, open-source Cowork for Gemini CLI, Claude Code, Codex
Code coverage for Ruby with a powerful configuration library
Opal is a Ruby to JavaScript source-to-source compiler
The recommended code splitting library for React
A painless self-hosted Git service
Fetch source code for npm packages