Free open source chess database and PGN reader for Windows 10.
Create and save PGN files with variations and comments.
Create a chess game database to store and edit your games;
Insert and analyse variations nested to any level;
Analyse your games using the very strong Stockfish 8 chess engine;
Run a Stockfish blunder-check to find your mistakes;
Annotate your games automatically after running a blunder-check;
Filter the game list - e.g. Find all Sicilian Defense games;
Export and print and games with diagrams as PDF files;
View game result statistics for any selected player.