phpList
Description: phpList is an open source newsletter and email marketing software. It allows you to easily create, send, and track email newsletters, announcements, notifications, and more to a list of subscribers.
Type: software
Pricing: Open Source
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