Install chessx by entering the following commands in the terminal:
sudo apt update sudo apt install chessx
With ChessX you can operate your collection of chess games in many ways: browse, edit, add, organize, analyze, etc. . Current features: - Multi-platform. Supports Windows, Linux and Mac OS X. - Load and save PGN files. - Work with multiple databases simultaneously. - Browse games, including variations. - Enter moves, variations and comments. - Setup board, copy/paste FEN. - Search header (click on columns in game list header). - Display opening tree for the current position. - Analyze using UCI and Winboard/XBoard chess engines. - Observe and play games on FICS.