Corty.co

Corty.co is a tiny and Open Source URL shortener service written in Go.

Tools

• Go 1.24+
• Tailwind CLI helper for rebuilding CSS in development
  • Install with go tool tailo download
• Leapkit
• Htmx
• Gomponents
• Gomui
• Lucide
• Beszel

Features

• Shorten long URLs
• Redirect shortened URLs to original URLs
• Simple and clean codebase
• Easy to set up and run
• Uses SHA-256 hashing for URL shortening

Quickstart (local)

1. Install deps: go mod download
2. Create a database and run migrations: go tool db create && go tool db migrate
3. Run the app: go tool dev --watch.extensions=.go,.css,.js
4. Visit http://localhost:3000 and paste a URL you want to short.

Docker

• Build: docker build -t cortyco .
• Run: docker run --rm -p 3000:3000 cortyco

Observability

• Beszel
• Run: $ docker compose up -d
• Open: http://localhost:8090