Software produced for proprietary consoles by reverse engineers, hobbyists, and more. Often targeting retro & alternative devices.
See:
Games inspired by the popular game where you organize falling blocks of different shapes to form complete rows
Explore Downloadable games that last about an hour tagged Homebrew and Tetris on itch.io · Upload your Downloadable games that last about an hour to itch.io to have them show up here.
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