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
zipBoard
Description: zipBoard is an online virtual whiteboard and collaboration software. It allows teams to brainstorm ideas, diagram concepts, annotate documents, and collaborate remotely in real-time. Its key features include infinite canvases, screen sharing, video chat, sticky notes, shape tools, and integrations with Google Drive and Dropbox.
Type: software