Here are the stuff I have worked for the Motorola EZX Phone (E680I/A780/A1200?)
Details of the programs and the source code / binrary will be upload soon

• EZX Theme (Colour Scheme) [ Theme creating guide ]
  
• Seed Grey
• Seed Blue
• Cloud Grey (converted from Motorola A1200 China Version)
• EZX native program [ How to set up the crosscompiler ]
  
• QListBox Frontend
• Theme Manager
• ezxEditor
• Other small programs...
• EZX port of SDL Game [ Building libSDL , libSDL_mixer... ]
• LBreakout (sdl_mixer, sdl_image)
  
• Barrage (sdl_mixer)
• Kobo Deluxe 0.2
• Dodgin' Diamond 2
• Block Rage 0.2.3 
• The Cheap Game Show
• Tail Tile (http://www.fumi2kick.com/gp2x)
• Supertux
• xPce (http://mmo-zaurus.hp.infoseek.co.jp/zpce/index.html)
• Pipepanic 0.13 
• Noiz2sa (http://www.asahi-net.or.jp/~cs8k-cyu/windows/noiz2sa.html)
• Don Ceferino Hazaña (http://www.losersjuegos.com.ar/juegos/ceferino/ceferino.php)
• Miss Driller (http://www.geocities.co.jp/Berkeley/2093/driller.html)
• ONSripter 20060504 (http://nscripter.insani.org/onscripter.html)
• Heroes (http://heroes.sourceforge.net/index.html)
• Super Transball 2(http://www.braingames.getput.com/stransball2/default.asp)
• Level Shmup (http://secure.dnsuk.co.uk/~trlmscom/games.php)
•  Others