ChessPad - ChessPad is a feature-rich chess game viewer and PGN file editor available for Windows.
Scid vs. PC - Chess database and playing program.
Chess Tempo Database - Chess Tempo Database gives you a library of more than 2 million searchable chess games.
DecodeChess - AI chess tutor and analysis
Chess Insight - Chess Insight is a chess tutor that helps you with a number of analytical powers for judging every move in chess.
ChessOK Chess Assistant - ChessOK Chess Assistant is one of the most advanced chess database systems that is combined with the world’s rating leader among chess engines, i.e.