vbt
Staff member
Wii Video 9 is a free video conversion application developed by Red Kawa. It allows you to convert your computer video files (like avi, divx, mpeg, etc.) into the specific video formats that are playable on the Wii.
It looks like you can put the converted video on SD card and read it with the Wii.
Source : http://wiihaveaproblem.com/