I cannot link emulator downloads. Distributing/sharing BIOS & ROMs violates copyright. However, emulation itself is legal (Sony v. Connectix, 2000) if you:
Dump your own BIOS from your GameCube/Wii (via Homebrew / GC2ISO).
Dump your own game discs (CleanRip on Wii / Friidump on PC + LG drive).