Platforms
- Mac
- Windows
- Linux
- Hangouts






Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.

Real-time chat platform structured with threads, custom feeds, project tagging, and AI moderation. Provides privacy controls, instant file and code sharing, multiple viewing modes, moderator tools, light/dark modes, and unifies collaboration for organizations and communities.

Chitchatter is a free (as in both price and freedom) communication tool. Designed to be the simplest way to connect with others privately and securely, it is:

Prose is a distributed, open-source, and native platform for workplace communication.




PeerSuite is an open source, decentralized, private alternative to apps like Discord or Slack. All data is sent only between clients through encrypted WebRTC channels.

Flock is the fastest growing team messenger and loved by over 25,000 companies globally. It also comes with its powerful platform, FlockOS.




End-to-end encrypted chat, VOIP, and video calling used by millions of people.



Talky makes our big world a little smaller. It’s truly simple video chat. No downloads, signup, or payment required.



Make video calls to anybody in the world with a private connection. Share the conversation by sharing url.

Nebulynk is a self-hosted team communication platform combining chat, persistent voice channels and voice/video meetings. It includes AI-powered meeting transcription, structured summaries and searchable follow-up through Ask the Meeting.



