MyTalk - Build a community around your product
Vanilla Forums - Build an engaging community forum using Vanilla's modern cloud forum software.
Memeni - Memeni is an online community engagement platform that helps brands and organizations launch their own branded mobile app & web community.
Discourse - Discourse is an open source discussion platform built for the next decade of the Internet.
Mobilize - Mobilize is a scalable messaging app built for large groups.
PunBB - PunBB is a fast and lightweight PHP-powered discussion board.