Lichess OAuth app demo

This is an example for a fully client side OAuth app that uses various APIs.

Features

• Fully client side, no server needed
• Login with Lichess (OAuth2 PKCE)
• View ongoing games
• Play games
• Challenge the AI opponent
• Challenge a player
• Create a game seek
• Watch Lichess TV

Try it out

The demo app is hosted on GitHub Pages

Run it on your machine

1. pnpm install
2. pnpm run dev for local development, or pnpm run build for production output
3. pnpm run serve to preview the production build on http://localhost:4173

Points of interest

• ND-JSON stream reader
• OAuth "Login with Lichess"
• Read the main event stream
• Game play
• Create a seek and await a game
• Challenge a player
• Watch Lichess TV

Feel free to reuse and learn from this code when building your own Lichess API app.