Invision Community - Invision Community is a flexible, integrated set of apps for building communities on the web.
Higher Logic - Private, secure online communities that stimulate conversation and ignite engagement.
XenForo - Intuitive. Social. Engaging. Fast. XenForo brings a fresh outlook to forum software.
Tribe.so - Tribe is a white-label platform, empowering the new generation of online communities.
Mobilize - Mobilize is a scalable messaging app built for large groups.
Discourse - Discourse is an open source discussion platform built for the next decade of the Internet.