Tribe Community Platform
Description: Tribe is an open source community platform that allows organizations to create branded online communities and manage memberships. It facilitates communication, collaboration, content sharing, and relationship building.
Type: software
Pricing: Open Source
Yahoo! Groups
Description: Yahoo! Groups is a free online communication platform that allows people to have ongoing conversations in a group format, share files, photos, links, and more. It facilitates communication through email, messaging, file sharing, polls, calendars and more.
Type: software