Slack is not available as a self-hosted solution but there are plenty of alternatives for power users and business that want to host a solution on-premise. The best open source Self-Hosted alternative is Element. It's not free, so if you're looking for a free alternative, you could try Element or Zulip. If that doesn't suit you, our users have ranked more than 100 alternatives to Slack and many of them are open source and available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting open source Self-Hosted alternatives to Slack are Matrix, Wire, Twake and Mirotalk.
WorkLand is a metaverse for tech teams. Team members can gather in WorkLand, manage projects, track tasks and get work done. WorkLand also features a break room.
This app is the Prologue, and you and your friends create the story. Chat, voice call, video call, screenshare, and more. Always free and privacy first.
Colibri is an open source chat platform built on the AT protocol for communities big and small. It gives you the ability to create communities, manage members, and communicate through text, voice, and forum channels, all while maintaining true ownership of your data.
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