NullpoMino is described as 'open-source action puzzle game that works on the Java platform. It has a wide variety of single-player modes and netplay to allow players to compete over the Internet or LAN'. There are more than 25 games similar to NullpoMino for a variety of platforms, including Android, Windows, iPhone, Linux and Mac. The best alternative is Quadrapassel, which is both free and Open Source. Other NullpoMino like games are Blockinger (Free, Open Source), Tetris Blitz (Freemium), Tetris Online Poland (Free) and 1010! Klooni (Free, Open Source).
In Quadrapassel, the GNOME version of Tetris, your goal is to create as many complete horizontal lines as possible. The lines are made from seven different shapes. The shapes fall randomly from the top center of the screen.
Tetris Online Poland (TOP) is an online tetris game where you can play tetris with your friends and tetris experts from all over the world. You can also challenge your own records or train yourself against a bot.
1010! Klooni is a free, libre and open source klooni of the original minimalistic puzzle game by Gram Games. Fill Up the Board: Drag the pieces on the board and try to clear as many strips as you can! Beware though, it is not that easy o:)
Play the popular tetris arcade game on your Mac. This classic puzzle game is easy and fun to play and suitable for kids of all ages. Use the arrow keys on your keyboard to move the and rotate the blocks.
LTris as a tetris clone: differently shaped blocks are falling down the rectangular playing field and can be moved sideways or rotated by 90 degree units with the aim of building lines without gaps which then disappear (causing any block above the deleted line to fall down).
PureBlocks is a minimalist falling blocks game for those who simply want to play. No registration or internet access needed. Simply start the app and have fun! Default controls: - Move the blocks with the arrow keys. - Rotate with the UP and D and A keys.