Vaave - Cloud-based alumni management solution for all alumni needs
Disciple - Grow, engage and monetise your community with Disciple community software. Get your own branded community platform on Web, iOS and Android
Digital Alumni - Digital Strategy Technologies --provides innovative software, strategic expertise, and client-tailored IT services
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!
Gradsgate - Alumni management software for schools & universities
Proboards - ProBoards is a host of free forums with customer service.