Mailman
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
Sandglaz
Description: Sandglaz is a free online task management and team collaboration tool. It allows users to easily create tasks, organize them in flexible lists, set due dates, assign tasks to team members, and track progress. Sandglaz has an intuitive drag-and-drop interface that makes it easy to prioritize tasks.
Type: software
Pricing: Freemium