Hello all!
I did made my switch to the Linux world some time ago. I was surprised to see how much of the original tools here actually do work here (with wine or having a native port). However one tool I mainly used to apply widescreen patches onto PS2 ISOs (PS2 Patch Engine as seen here...
PS2 Patch Engine
PS2 Patch Engine is a tool designed to embed both static (ELF) and run-time (memory) patches directly into PS2 disc images.
Patches can provide widescreen support as well as controller remapping
PS2 Widescreen Patch Archive
PS2 Controller Remapper
Images may be in .iso, .img...