Hottest free UNIX games
Play free, free-to-play and open source games developed for the "UNIX" operating system sorted by popularity.
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Freeciv
strategy / 4X
The Freeciv project

Beneath a Steel Sky
adventure / point & click
Revolution Software

Rocks'n'Diamonds
puzzle / action puzzle
Artsoft Entertainment

Hack
RPG / roguelike
Jay Fenlason