C# chess library containing a complete data structure and move generation.

Perft debugger. Compare your chess engine's move generation to Stockfish

Bitboard chess move generation based on magic bitboards

a public distributed effort to traverse the depths of the game of chess.

Chess engine with UCI and Xboard interface

JavaScript chess move generator with strictly legal moves. Integrated check/checkmate/stalemate detection. Two implementations: x88 & Bitboards. Tactical analysis: captures, hanging pieces, safe squares. UCI engine. Perft validated. 7M NPS performance.

Quickly determine the number of positions at some depth in Tak.

Simple, well performed and enough optimized C#/.NET bitboard chess engine.

A local-first deterministic chess study, research, programming, data-generation, and publishing toolkit.

A perft benchmarking tool.

Chess engine written from scratch in C with legal move generation, FEN/SAN parsing, reversible make/unmake moves, perft tests and negamax search

Chess Engine in C

Bitboard based fast legal move generator for standard 2 player chess.

High-performance C++20 bitboard chess base and move generation library and perft engine with exact legal move generation, reaching 500M+ nodes/s.

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.

chess move generator

ChessMG — chess move generation at engine speed, with Python comfort.

A custom made high-performance Chess Engine created entirely from scratch in modern C++, supporting UCI and terminal plays, O(1) memory hashing, and highly optimized game tree search algorithms along with Tapered evaluation leading to a signifcant rise in performance.

High-performance legal chess move generator and perft engine in C99, optimized for AMD Zen 4.

Original legal UCI chess engine (Rust): Podman CI, perft verification, Fastchess gauntlets, Lichess bot bridge.