List of games

To Do: Sort through this: http://ja.wikipedia.org/wiki/テトリス

Official Tetris games
Legal disputes make the term official unclear for some early titles. To clarify, this list includes both licensed games and those developed under the pretense of having a license.

1985 1986 1987 1988 1989 1990 1991 1992 1993</B> 1994</B> 1995</B> 1996</B> 1997</B> 1998</B> 1999</B> 2000</B> 2001</B> 2002</B> 2003</B> 2004</B> 2005</B> 2006</B> Uncertain</B>
 * Tetris (Electronica 60)
 * Tetris (IBM PC)
 * Tetris (Amstrad CPC)
 * Tetris (Atari ST)
 * Tetris (Macintosh)
 * Tetris (Amiga)
 * Tetris (Apple II)
 * Tetris (Atari)
 * Tetris (Commodore 64)
 * Tetris (Famicom)
 * Tetris (J3100)
 * Tetris (MSX2)
 * Tetris (PC-8801)
 * Tetris (PC-9801)
 * Tetris (Sega)
 * Tetris (Sinclair Spectrum)
 * Tetris (X68000)
 * Vs. Tetris
 * Bloxeed
 * Flash Point
 * Tetris (FM Towns)
 * Tetris (Game Boy)
 * Tetris (Game and Watch)
 * Tetris (Megadrive)
 * Tetris (Milton Bradley)
 * Tetris (NES, Nintendo)
 * Tetris (NES, Tengen)
 * Tetris (Sharp Wizard)
 * Tetris (Microsoft Entertainment Pack for Windows)
 * Super Tetris
 * Tetris (Tomy)
 * Tetris 2 and Bombliss
 * Tetris (CD-i)
 * Tetris Classic
 * Super Tetris 2 and Bombliss
 * Tetris Battle Gaiden
 * Tetris & Dr. Mario
 * Super Tetris 3
 * Super Tetris 2 and Bombliss Limited Edition
 * Super Bombliss
 * Tetris Plus
 * V-Tetris
 * Tetris Blast
 * Tetris S
 * Tetris X
 * Tetris Plus 2
 * Magical Tetris Challenge
 * Tetris 4D
 * Tetris 64
 * Tetris DX
 * Tetris The Grand Master
 * Kids Tetris
 * Sega Tetris
 * Super Bombliss Deluxe
 * The New Tetris
 * The Next Tetris
 * The Next Tetris DLX
 * In-Flight Tetris
 * Magical Tetris Challenge
 * Pocket Tetris
 * SuperLite 1500 Series: The Tetris
 * The Next Tetris - Online Edition
 * Tetris (Cassiopeia E-10)
 * Tetris Challenge
 * Tetris The Absolute The Grand Master 2
 * Tetris The Absolute The Grand Master 2 PLUS
 * Tetris with Cardcaptor Sakura Eternal Heart
 * Tetris (Radica)
 * Tetris Worlds
 * Bombliss
 * Tetris (yoomedia)
 * Tetris (Pokémon Mini)
 * Tetris Blue
 * Tetris Jr.
 * Tetris (Wonderswan Color)
 * Tetris Red
 * Minna no Soft Series: Tetris Advance
 * Tetris (Blue Lava Wireless)
 * Tetris Cascade
 * Tetris Deluxe
 * Tetris Kiwamemichi
 * Lighted Tetris
 * Tetris Elements
 * Tetris Tournament for Prizes
 * Tetris Tower 3D
 * Big Screen Tetris
 * Tetris The Grand Master 3 Terror-Instinct
 * Tetris The Grand Master Ace
 * Tetris Black
 * Tetris DS
 * Tetris (Oasys)
 * Tetris Payout
 * Tetris (BBC Electron)
 * Tetris (Casio)
 * Tetris Jr. 2
 * Tetris Jr. III
 * CPlay TV Legends Tetris
 * Play TV Legends Tetris
 * Tetris 3 Minutes
 * Tetris (Sharp X1-Turbo)
 * Tetris (Free2Play)
 * Tetris (GoPlayTV)
 * Shockwave Tetris
 * Tetris (NEC PC-VA)
 * TETRIS.com
 * Tetris (Tandy)
 * Tetris (PC, Spectrum Holobyte)
 * Tetris Classic (Pocket PC)
 * Tetris Classic (Palm OS)
 * Nintendo Mini Classics Tetris

G-Mode is crazy:
 * Tetris VS http://www.g-mode.co.jp/en/service/vodafone/v01.html
 * Tetris VS (Dragon)
 * Tetris VS (Saru Banana)
 * Tetris Blue ~DX Version~
 * Tetris Battle http://www.g-mode.co.jp/en/service/au/a02.html
 * Groovin' Tetris http://www.g-mode.co.jp/en/service/docomo/i01.html
 * Mini Tetris 2 http://www.g-mode.co.jp/en/news/press/main10.html
 * Outdoor Tetris http://www.g-mode.co.jp/en/service/au/a01_ey1_1-100.html

Other "-tris" games
Some games used the Tetris name or its '-tris' suffix in their titles, despite their distinctively different gameplay. Legal disputes make it unclear which early games used the name or suffix legally. The list below includes both licensed uses and uses by developers who have also made an official Tetris game.
 * Welltris, 1989
 * Hatris, 1990
 * Faces...Tris III, 1991
 * Wordtris, 1991
 * Tetris 2, 1993
 * Tetris Flash, 1993
 * Tetris Attack, 1996
 * 3D Tetris, 1996
 * Tetrisphere, 1997

Notable fan games
There are many fan made derivatives of Tetris. Sometimes these games infringed on copyright and/or trademark, though nevertheless a number of them have fostered a large user base and have achieved some cultural importance.