Dolphin SVN r4524 is a Wii and Gamecube emulator for Windows. It also basic Triforce emulation (this is pending a commit, and does not run games yet).

Gamecube compatibility is about the same Wii emulator support games show their intro movies. There is preliminary Wiimote emulation. This package also contains both 32bit and 64bit versions. Download at our WII emulator page.