DOP-Mii WiiBrew Edition v15 is released. DOP-Mii is a Wii HomeBrew program, originally known as DOP-IOS MOD. You can control the program using the WiiMote, Classic Controller, or GameCube controller.

Features:
Works completely online or offline (supports many offline formats such as WAD for offline installation)
Works with a plethora of different controllers
A pretty sexy GUI
Output a detailed report of your Wii's internals to the SD Card
Upgrade/Downgrade any IOS
Detect and delete stubbed IOSs
Upgrade/Downgrade and install a wide range of channels
Upgrade/Downgrade the System Menu
Upgrade/Downgrade MIOS
Upgrade/Downgrade BC
Upgrade boot2

Download: DOP-Mii WiiBrew Edition v15
Download: DOP-Mii v15
Source: Here