NautilusChess is a lightweight Python chess bot with a GUI, screen-based move recognition, and Minimax logic. It plays on platforms like Lichess and Chess.com using pixel-level board tracking, and supports external chess engines and opening books.

Professional chess diagram generator with full FEN support, custom board themes, and high-resolution export. Built with React, Tailwind CSS, and HTML5 Canvas.

CLI tool to merge PGN chess game files into one database. Combine Lichess, Chess.com and tournament PGNs fast.

Chess resources and tools

Chess Cheat is a browser extension powered by the Stockfish chess engine that helps you find the best possible move during games on Chess.com. It analyzes the board in real-time using your computer’s processing power and provides strong move suggestions to improve your gameplay and understanding of chess strategy.

Convert chess.com live game URLs into lichess analysis links (PGN extraction + CLI/TUI).