ChessX

ChessX is a free Open Source Chess Database for Linux, Windows, and Mac OS X. It uses Qt library to create modern, portable graphical interface. Current development is aimed at providing full featured PGN database, as well as a flexible native format.

Pas vraiment testé, cependant vous pouvez consulter cet article pour apprendre les ouvertures aux échecs

– Multi-platform. Supports Linux, Microsoft Windows and Mac OS
– Read-only support for PGN Files
– Work with multiple databases simultaneously
– Browse games
– Navigate through game, including variations
– Copy/Paste FEN/PGN
– Enter moves, setup board position
– Basic header search (click on columns in GameList header)
– Player database with picture support