Installation. Migration. Podcast. Home. Help Site - Migrating to Joomla! from Mambo. Note: You may also migrate directly to Joomla!
1.5, however this option hasn't been as strenuously tested as the Joomla! 1.0 migration. The benefit of this method is that version of Mambo older than 4.5.2 can usually be migrated. Please keep in mind that those versions may add features not available in Joomla! 1.0 which won't be migrated properly.