Chess Assistant

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Chess Assistant Screen ¹

Chess Assistant 17 with Houdini 5: ChessOK ↩︎

Chess Assistant,
a chess GUI and database developed by a team around Victor Zakharov since 1988 ¹, commercially distributed via ChessOK, a brand name of Convekta Ltd., early versions running under MS-DOS, subsequent versions under Windows. The sophisticated GUI allows to search and edit games in a database, probe endgame tablebases, to edit games for web publishing, and is also front end for playing chess online.

Chess Assistant 24 is bundled with Rybka 4 , Stockfish 16, a database of millions of games, and a trial subscription to Chess King learn courses².

Contents

Database

The CA database is an organized collection of up to millions of chess games, either in form of (compressed) PGN as interchange format, or as proprietary CA-format, managing classifiers, tree-structures and datasets for data mining and faster CQL access.

CA Engines

Chess Assistant is compatible with most modern chess engines. It supports a variety of protocols such as the Chess Engine Communication Protocol and UCI. Various Chess Assistant versions were and are bundled with commercial and free engines over the time: