A UCI-compatible four-player chess engine
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Updated
Jul 18, 2026 - C++
A UCI-compatible four-player chess engine
Enjoy a game of chess with 4 players! This is a web-based chess game that allows you to play with friends. The game is designed to be played in a web browser and is compatible with most modern browsers. Currently the game is in beta and is being actively developed. The game is open source and contributions are welcome!
UCI 4 player chess engine
A four-player chess engine built to play the strongest 4PC it can. NNUE evaluation, an alpha-beta core in C and a Python root. Perft-verified move generation, all five starting setups, and a browser board to play against it. Plays Teams; FFA rules implemented, FFA search in progress.
A novel four-player chess engine — OPPS + Swarm tactical resolution + MCTS + NNUE. Built from first principles for 14x14 FFA chess
A Chess.com client for connecting UCI-compatible four-player chess engines.
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