Atari 800 - Homebrew - 2016
Actris! is a version of the classic Tetris game for Atari 8bit. Like the standard game, you must choose how to place falling puzzle pieces to complete horizontal lines, which will then remove the completed line and award you points.
Atari 800 - Homebrew - 2011
CTetris4G1 is a fairly standard Tetris game, which offers the user various options on how to play (starting level/height, fast drop, auto-rotate or single rotate). In gameplay it is classic tetris, with the same object shapes, advancing difficulty over time, and clearing rules.