Almabase - Build a powerful and engaging alumni website. For Free!
Disciple - Grow, engage and monetise your community with Disciple community software. Get your own branded community platform on Web, iOS and Android
Brilliant Directories - Brilliant Directories offers member management solution to streamline all aspects of membership website or association.
Forumotion.com - Create a free forum : free forum hosting, free forum skins, templates editing, chatbox, RPG mod... Choose PhpBB 2 - 3, Invision or PunBB. Create forums now!
Easy Alumni - Alumni websites for high school alumnus, colleges or universities who need to organize alumni. Alumni Web Software and Design
Proboards - ProBoards is a host of free forums with customer service.