License Checker

A modern tool to check and audit open source licenses for your dependencies.

🌐 Live Demo • 📚 API Docs • 🐛 Issues

Features

• 🤖 AI-powered license analysis with web search
• 📦 Multi-language support (Node.js, Python, Go, Rust, Java, Swift, Ruby, PHP)
• 💾 Smart caching for faster queries
• 🎨 Modern UI with dark mode
• 🌐 Internationalization (English & Chinese)
• 🔒 Secure backend API

Quick Start

# Install dependencies
bun install

# Set up environment variables
cp .env.example .env

# Start development server
bun run dev

Visit http://localhost:3000

API Usage

# Check from GitHub repo URL
curl "https://licensecheck.dev/api/check?url=https://github.com/facebook/react"

# Check from file content
curl -X POST https://licensecheck.dev/api/check \
  -H "Content-Type: application/json" \
  -d '{"content": "..."}'

# Audit parsed dependencies
curl -X POST https://licensecheck.dev/api/audit \
  -H "Content-Type: application/json" \
  -d '{"dependencies": [{"name": "react", "version": "18.2.0"}]}'

See API Documentation for more details.

Documentation

• Architecture - Technical architecture and stack
• Setup Guide - Detailed setup instructions
• Deployment - Deployment guide
• API Reference - Complete API documentation

Tech Stack

TanStack Router • Vite • Supabase • Gemini AI • Vercel

License

MIT