A listing of fan works related to Tetris. This include games that resemble the gameplay of Tetris but which are not official Tetris games.
Video Games
- NullpoMino (A modular, open-source clone, which prominently features modes based on Tetris: The Grand Master)
- Not Tetris
- TETRI.IO (A browser-based clone that features a variety of modes, such as the traditional "clear 40 lines mode", as well as multiplayer modes like conventional 1-on-1 and Tetris 99-inspired 99-player battle royale)
- TETRIS SEMIPRO-68k (Earliest known Tetris game, official or otherwise, to feature "20G" movement speeds — that is, pieces dropping so fast that they move from the top of a 20-cell well to the bottom in a single frame)
- Wesleyan Tetris
