Download and installation instructions
Download Zero-K client
Note: Windows XP not fully supported!
Create a writable folder, then execute:
sudo apt-get install mono-complete wget http://zero-k.info/lobby/Chobby.exe mono Chobby.exe
For alternate Linux instructions check here
- After startup, go to Settings -> Login and check "Use Zero-K server"
- Check Zero-K in Settings -> Games to show in battle list
While Mac is not officially supported, multiple people have had success by following the instructions at How to play on a Mac.