Best Chess Analysis App
Credits
The photos, piece set and software behind this site, with authors and licenses.
This site is made by the team behind ChessHelper (chesshelper.ai). We thank the photographers and developers whose work appears on it.
Photos
All photos come from Wikimedia Commons and are used under the licenses shown. Each photo also carries its credit in the caption where it appears.
| File | Author | License | Source |
|---|---|---|---|
| Schachfiguren, Bauern -- 2022 -- 0022 (bw).jpg | Dietmar Rabich | CC BY-SA 4.0 | Photo: Dietmar Rabich, Wikimedia Commons, CC BY-SA 4.0 |
| Canada Water Chess Club 2 (16957256052).jpg | Barney Moss from London, UK | CC BY 2.0 | Photo: Barney Moss from London, UK, Wikimedia Commons, CC BY 2.0 |
| BlindenSchachuhr.jpg | Mussklprozz | CC BY-SA 4.0 | Photo: Mussklprozz, Wikimedia Commons, CC BY-SA 4.0 |
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The photos are shown in resized versions (JPEG and WebP). No other changes were made.
Chess pieces
Board diagrams use the mpchess piece set by Maxime Chupin, licensed under the GNU General Public License v3 or later. The set is distributed with the open-source Lichess project. The site icon is the mpchess white rook on an orange square.
Software used to check chess content
We checked the chess lines on this site with two open-source tools. Neither runs on this site.
- Stockfish, the chess engine, licensed under the GNU General Public License v3 (source code). We used the JavaScript/WebAssembly build stockfish.js by Niklas Fiekas.
- chess.js by Jeff Hlywa, licensed under the BSD 2-Clause license, for move legality.
Trademarks
ChessHelper is our product. Lichess, Chess.com, ChessBase, Fritz, DecodeChess and En Croissant are the names of their respective owners and are used here only to identify their products.