GitHub - davebaol/d2x-cios: A custom IOS for the Wii and Wii-U console, i.e. an IOS modified to add some new features not available in the official IOS.
cIOS - Wii Guide
How to Jailbreak the Nintendo Wii (2021) - MOS & BOO
How To Install Custom IOS (cIOS) On The Nintendo Wii (d2x cIOS Installer) Tutorial! - YouTube