Slack
Description: Slack, the modern messaging platform for teams. Communicate in real-time, organize conversations into channels, and streamline collaboration. With integrations, file sharing, and a user-friendly interface, Slack enhances team communication and productivity.
Type: software
Pricing: free
Yahoo! Groups
Description: Yahoo! Groups is a free online communication platform that allows people to have ongoing conversations in a group format, share files, photos, links, and more. It facilitates communication through email, messaging, file sharing, polls, calendars and more.
Type: software