K-man's Mugen - http://k-man2001.tripod.com/KmansMugen/ Provides character information and artwork.
Mugen Fury - http://www.mugenfury.com/ Includes characters, stages, tutorials, and games.
Mugenation - http://www.mugenation.com/ Offers news, characters, forums, and game information.
Simple MUGEN 2004 - http://www.geocities.com/simple_mugen_2004/index.html Contains information and projects.
