UAE is a famous Amiga emulator ported to the Wii. UAE Wii can be found on googlecode at uae-wii.googlecode.com, and is based on the source code of E-UAE. The port uses SDL Wii.

Changes:

Fix the workbench graphics issue
(Binary) Rebuild against the latest devkitPPC, libogc and SDL (fixes some SD corruption issues caused by the old libfat)

http://wiibrew.org/wiki/UAE_Wii