ChessX

[Damir]

https://sourceforge.net/projects/chessx/

Features

Multi-platform. Supports Windows, Linux and Mac OS X
Load and save PGN files
Work with multiple databases simultaneously
Browse chess games, including variations
Enter moves, variations, comments
Setup board, copy/paste FEN
Search in Databases for text or positions
Display tree of moves for the current position
Analyze using UCI and Winboard/Xboard Chess engines
Prepare for openings or opponents
Training mode (next move is hidden)
Integrated Stockfish engine
FICS Support
Nalimov and Syzgy Tablebases

[Frank Quisinsky]

Damir,

yes, since a longer time a new version is available.
v1.6.6, before v1.6.4

Thank you for your hint!

Again, the GUI programmers are on a journey of discovery.

Best
Frank