Chessigma
Free unlimited chess game analysis and reports for Chess.com, Lichess, and PGN games
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Chessigma is a chess analysis platform that runs Stockfish 17 client-side via WebAssembly. Users enter a Chess.com or Lichess username or paste/upload a PGN to get a game report with per-move grades (Brilliant to Blunder), accuracy percentage, opening identification, an evaluation graph, and engine best moves, with no signup or daily limit required. It also offers 4M+ puzzles with adaptive Elo tracking, a daily puzzle, an openings trainer, an Elo calculator, a best-move tool from any FEN, a free no-key chess analysis API, and an MCP server exposing chess tools to MCP clients. Paid plans add an AI coach, daily training plans, blunder training, human-like bots, and Woodpecker sets.
- Category
- Other
- Pricing
- freemium · from $0
- Free tier
- yes
- API
- yes
- MCP server
- yes
- SDK
- unknown
- Open source
- unknown
Listed 2026-10-27 · last verified 2026-10-27 · extracted by @cf/zai-org/glm-5.3-flash · confidence 0.9
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API
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