The Internet Archive hosts these files. Download at your own risk. Nintendo has issued takedowns for first-party titles (Mario, Zelda, Pokémon), but third-party games (EA, Ubisoft, Sega) often remain untouched.

: Specifically for digital-only content like WiiWare, Virtual Console, and DLC. How to Use These Files

: WBFS is a widely supported format for USB loaders on original Wii hardware.