Description: Gotalk is an open source, self-hosted team chat and collaboration platform. It offers features like public/private channels, direct messaging, file sharing, search, integrations and more. Gotalk aims to provide a simple and easy to use communication tool for teams.
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