Chess Game Software and PGN
Viewer
Features include PGN support, fast game database browsing, game analysis, game annotations, position
editing, importing FEN, an option to play against the GreenChess engine or the open source Stockfish engine, playing
with time controls, diagramming positions, an opening book, highlighting captures and threats, nineteen different boards
and four different piece sets, hundreds of different window colors, and conversion of games to images and movies
suitable for embedding in websites.