The first non-free game made by "inty-home" team, developed with an own engine and distributed with GPL (General Public License), Gyruss is a popular fixed shooter arcade game designed by Yoshiki Okamoto and released by Konami in 1983.
Parker Brothers released ports for home systems such as Atari VCS and ColecoVision over the years, but never announced an Intellivision console release.
From the far reaches of Neptune, to the safe haven of Earth battle your way across the Universe in this excitingadventure based on the popular arcade game. Suspense builds with every beat of thrilling and dramatic music perhaps unlike any video game music you've ever heard before! To these compelling strains, you'll fend off unremitting waves of spiraling, swirlingalien ships. Piloting your spacecraft in a circular flight pattern, blast these fiendish intruders with your rapid-fire lasers before they vaporize you. And watch out for killer meteors and deadly satellites along the way! Reach one planet and you'll have just enough time to catch your breath for the next, and more difficult, wave of enemy attacks that separate you from eventually reaching the sanctuary of Earth!