
1) Linux game 2) Space combat simulator
Found on
https://www.crosswordclues.com/clue/netrek

Unix (many variants) up to 16 players total Netrek is an Internet game for up to 16 players, written almost entirely in cross-platform open source software. It combines features of multi-directional shooters and team-based real-time strategy games. Players attempt to disable or destroy their opponents` ships in real-time combat, while taking over....
Found on
http://en.wikipedia.org/wiki/Netrek
No exact match found.