Zaychess

Zaychess is a lightweight chess app for macOS with a strong local engine. It runs entirely on your Mac—no account or internet required. Features • Play vs computer as black or white • Legal-move highlights, check/checkmate detection, undo/redo • Save & load games (PGN), import FEN/PGN • Clean UI with light/dark boards • Local network mode (LAN/localhost): host or join by IP on the same machine or your local network. Peer-to-peer; no third-party servers. • Sandboxed for privacy; works offline Why Zaychess? Simple, fast, and private. Ideal for quick games or practicing tactics offline, plus easy LAN play when you want it.