GNUfo is a shoot'em up game which is similar to galaga. Scenarios for the game are specified in a text file which describes the moves made by the enemies.
Release Notes: New planets on background, and modifications to the format of the scenario file (new commentary, number of enemy by waves, and a new delta x and delta y for each enemy of the wave).
Release Notes: A new start and exit menu, some enemy movements, a UFO, and a Tiled background.
Release Notes: A menu to start and exit the game has been added. A character set for titles have been added. The game stops when you have no more energy. Ufo movement is defined using splines built with the allegro spline editor.