Description: Discuss is an open-source discussion platform that allows organizations to host threaded conversations and community forums. It is lightweight, customizable and integrates seamlessly with other systems.
Type: software
Pricing: Open Source
Description: Mailman is an open source mailing list management system. It helps manage email discussion and announcement lists, allowing users to subscribe and unsubscribe, and helping admins moderate and post to the lists.
Type: software
Pricing: Free