Open-source alternatives to Microsoft Teams
Looking for open-source alternatives to Microsoft Teams? Below are curated self-hosted options that cover similar jobs. Pick one, launch a free trial, and decide with a live instance instead of a feature matrix alone.
- Free trial — no card required to start
- Real HTTPS URL while you evaluate
- Tear down anytime; keep or upgrade later
Curated alternatives
Secure collaboration with channels and integrations.
Team messaging with calls and marketplace apps.
How to switch
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1
Pick an app
Choose the alternative that best matches how you use Microsoft Teams.
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2
Launch a free trial
Get a real HTTPS instance in minutes — no local Docker required.
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3
Keep or upgrade
If it fits, claim the trial and continue. If not, tear it down and try another option.
FAQ
Is Microsoft Teams open source?
Typically no — Microsoft Teams is a commercial product. The apps listed here are open-source or source-available options you can self-host.
Can I migrate from Microsoft Teams?
Migration paths vary by product. Use a trial to validate imports, integrations, and daily workflows before you cut over.
Do I need a credit card to try?
You can start a free trial launch without buying a plan. Register if you want to keep the instance under your account.