♞ lichess.org: the forever free, adless and open source chess server ♞
MakeChessBetter is a fully adaptive Lichess chess bot that dynamically matches its strength to your live skill level using real-time centipawn loss analysis — not your profile rating. The harder you play, the harder it fights back. Built with Python, Stockfish & python-chess. It is built by Aarav Patel.
Zagreus is a UCI Chess Engine. Currently around ~2300 ELO Rapid on Lichess.
Train Like a Grandmaster: AI-Powered Chess Blunder Analysis for 2026
AI chess analyst — import Lichess games, analyze locally with Stockfish, chat to find blunders, opening mistakes & rating trends. Private, client-side, no backend
Local-first desktop chess companion: import chess.com & Lichess games, analyze with Stockfish, build an opening repertoire, and train tactics puzzles. Built with Tauri, React & Rust.
Analyze live chess games on Chess.com and Lichess using real-time Stockfish engine evaluations.
Get your lichess.org player's data (periodically updated) into a JSON file
A desktop client for Chess.com and Lichess
Python CLI that finds a player's ratings on various chess websites
Papers that use Lichess data, study Lichess, or cite Lichess
A bridge between Lichess bots and chess engines
Create custom Lichess puzzle sets by combining multiple themes and filters to run offline directly in your browser.
Using engines running outside of the browser on https://lichess.org/analysis
To associate your repository with the lichess topic, visit your repo's landing page and select "manage topics."