The Pychess Tag
Pychess is a free, open-source chess server designed to play several chess variants.
Currently supported games are Makruk, Makpong, Ouk Chatrang, Sittuyin, Shogi, Minishogi, Kyoto shogi, Dobutsu shogi, Gorogoro shogi, Xiangqi, Manchu, Janggi, Minixiangqi, Placement, Crazyhouse, Atomic, S-chess, Capablanca, Gothic, Grand, Shako, Shogun, Orda, Synochess, Hoppel-Poppel, Shinobi, Empire, Orda Mirror, S-house (S-chess+Crazyhouse), Capahouse (Capablanca+Crazyhouse), Grandhouse (Grand+Crazyhouse), and Chess.
Additionally, you can check the Chess960 option for Chess, Crazyhouse, Atomic, S-chess, Capablanca, and Capahouse to start games from random positions with Chess960 castling rules.
For move generation, validation, analysis, and engine play, we use Fairy-Stockfish, fairyfishnet, and lichess-bot-variants.
On client side, the user interface of the game board is based on chessgroundx.
The source code of the server is available on GitHub.
- Chak. A modern vision of what a Mayan chess would look like.
- Chennis. Kyoto-Shogi-inspired variant (with alternating piece sides), with a tennis theme.
- Empire Chess. Asymmetric variant where one army has pieces that move like queens but capture differently.
- Orda Chess. Asymmetric variant where one army has pieces that move like knights but capture differently.
- Orda Mirror. Symmetric battle using the Horde armies from Orda Chess.
- Shinobi Chess. Asymmetric variant where one army has droppable Shogi-inspired pieces that start in hand.
- Shogun Chess. Pieces promote and can be dropped, similar to Shogi.
- Synochess. Asymmetric west vs east variant where the western chess army plays against a Chinese and Korean-inspired army.
- Game Engine - Software that will play various games against people