Editing Game for Dolphin PC Emulator

Looking for database of gamecube games I don’t know where file belong .zlib and .bin files.I can’t find particular file as character models to edit in blender?

Let me explain my problem.Here’s the text explaining some examples and basics of gamecube editing 3d models

soruce of text is from gbatemp.net
I want turn Fox McCloud into Sabre and Krystal’s Star Fox Adventure design to Dinosaur Planet design.
Can I edit models with blender there are only .zlib and .bin files?
Do I have to import .bin or export .bin files?

I know it’s illegal,but what sort of model files and animations gamcube emulator support?