Show HN: Cb2026, a Rust chess engine that revisits a 2004 world-record project
Category: other
Tags: chess-engine, rust, nnue, uci, game-ai
Score: 7.0/10 (Innovation: 5, Technical: 9, Documentation: 9, Utility: 5)
cb2026 is a from-scratch Rust chess engine that implements UCI, XBoard, and a custom JSON protocol, backed by an NNUE evaluation network trained on self-play games and rated around 3379 CCRL blitz. It ships with a companion book explaining every technique, an interactive shell for toggling features, and packaged binaries for all major platforms, making it an unusually polished and educational engine project.
Target audience: chess engine enthusiasts, Rust systems programmers, AI/game-tree search learners
Repository: https://github.com/cjus/chessengine · Rust · Apache-2.0
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