There are 2 repositories under widescreen-fix topic.
Plugins to make or improve widescreen resolutions support in games, add more features and fix bugs.
A collection of Cheats to force widescreen aspect ratio for PS2 games, ready to use on real hardware with OpenPS2Loader or CheatDevice
A collection of fixes and enhancements for the game "Toy Story 2: Buzz Lightyear to the Rescue".
Custom launcher for Taz: Wanted game with trainer features, patcher enhances and repacking ability
Modules for StuntKit loader, used for Stunt GP
Proper Widescreen Menu & HUD support for EA SPORTS CRICKET 2007 on PC