Can I open-source Microsoft Teams Essentials?
YES · mature open-source replacementYes. Nextcloud Hub (36k stars), Jitsi Meet (25k stars), LiveKit (13k stars) are mature open-source replacements for Microsoft Teams Essentials — self-host with real ops work and stop paying $4/mo.
People still pay for Microsoft Teams Essentials because video products survive because real-time media quality and global reliability are infrastructure businesses, not weekend interface projects. The recurring cost buys TURN capacity, codecs, browsers, packet loss, scaling, recording, consent, abuse, monitoring, and incident response, not just the visible interface.
xMicrosoft identity, global media, calendars, files, telephony, admin, and support
xglobal low-latency media network
xdial-in and telephony
xlarge webinars
xtranscription, support, and compliance
These projects already replace it, free.
NNextcloud HubTeam files, documents, chat and calls under one roof; you also own the roof.open source↗JJitsi MeetVideo conferencing with no accounts and no time limits. Embed it, brand it, or just use meet.jit.si.open source↗LLiveKitRealtime audio/video/data infrastructure over WebRTC for calls, rooms, and AI voice agents.open source↗What each one is, in full: Nextcloud Hub · Jitsi Meet · LiveKit
all 3 open-source alternatives to Microsoft Teams Essentials →· no votes, no pay-to-list · just what's real
Microsoft Teams Essentials pricing
| plan | monthly | annual (per mo) | what you get |
|---|---|---|---|
| microsoft teams free | $0/user | $0/user | Group meetings up to 60 minutes and 100 participants; 1-to-1 meetings up to 30 hours; 5 GB storage per user |
| microsoft teams essentials | — | $4/user | Meetings up to 30 hours and 300 participants; 10 GB storage per user |
| microsoft 365 business basic | — | $7/user | Up to 300 users; meetings up to 300 participants; 1 TB storage per user |
| microsoft 365 business standard with copilot | — | $23.50/user | Up to 300 users; meetings up to 300 participants; 1 TB storage per user |
free tierGroup meetings: 60 minutes and 100 participants; 1-to-1 meetings: 30 hours; 5 GB storage per user
billingannual subscription with automatic renewal for the listed paid options; no public month-to-month Teams Essentials price
hidden costsThe $4 rate requires yearly billing. PSTN calling, Teams Phone and some advanced webinar/meeting features require other plans or add-ons.
verified 2026-08-12 · source ↗
Can I open-source Microsoft Teams Essentials?
Yes. Nextcloud Hub replaces Microsoft Teams Essentials today — self-host it on your own server or machine with no subscription. The full list of open-source alternatives is on this page.
How much does Microsoft Teams Essentials cost?
Microsoft Teams Essentials costs about $4/month (Teams Essentials, checked 2026-07-31), which is $48 per year. That's what you save by replacing it with open source.
What do I lose by replacing Microsoft Teams Essentials?
Honestly: Microsoft identity, global media, calendars, files, telephony, admin, and support; global low-latency media network; dial-in and telephony; large webinars; transcription, support, and compliance. If any of those are load-bearing for you, keep paying.
Is there an open-source alternative to Microsoft Teams Essentials?
Yes: Nextcloud Hub (Team files, documents, chat and calls under one roof; you also own the roof.) Jitsi Meet (Video conferencing with no accounts and no time limits. Embed it, brand it, or just use meet.jit.si.) LiveKit (Realtime audio/video/data infrastructure over WebRTC for calls, rooms, and AI voice agents.) All 3 curated open-source alternatives are at caniopensourceit.online/microsoft-teams-essentials/alternatives.