Analyze your moves

Play on the board, get pattern-based coaching, optional Stockfish lines, and export PGN, all in your browser.

Position board

Interactive

FEN Move list

Coach

Make a move, then click “Explain move.”

Your explanation will appear here in friendly, human-style language.

None yet

Good chess is not just about finding moves. It is about recognizing ideas.

White to move.

Stockfish 16 WASM

Local engine (GPLv3). First run downloads ~600 KB; analysis uses your CPU only.

Depth