Nebulinc is an old school one-button shoot 'em up action game. You embark on multiple space missions to defend planets against hostile alien forces that are invading your galaxy. Thanks to the advanced shield technology installed on your ship, you are the only one left who stands a chance against them.
Unzip the downloaded ZIP-archive to a folder of your preference. Open your terminal program and browse to this folder. To start the game, type "sh Nebulinc_demo.run" in the terminal and press enter.