head to head · open source
bigbluebutton vs call-me
bigbluebutton has 9,223 GitHub stars, 5,982 forks, 721 open issues and last shipped 2 days ago. call-me has 764 stars, 89 forks, 0 open issues and last shipped today. bigbluebutton leads on adoption by 1,107% (9,223 vs 764 stars). bigbluebutton is written in JavaScript under LGPL-3.0; call-me is written in JavaScript under AGPL-3.0. bigbluebutton has attracted 65% as many forks as stars, call-me 12%. call-me was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| bigbluebutton | call-me | |
|---|---|---|
| GitHub stars | ★ 9.2K | ★ 764 |
| License | LGPL-3.0 | AGPL-3.0 |
| Written in | JavaScript | JavaScript |
| Last push | 2026-09-18 | 2026-09-20 |
| Forks | ⑂ 6.0K | ⑂ 89 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick bigbluebutton if
- You weight community size — 9.2K stars and counting
- You want the LGPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick call-me if
- You want the call-me feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and call-me fits your workflow better
About bigbluebutton
BigBlueButton is an open source web conferencing system built for virtual classes, described by its maintainers as an open source virtual classroom designed to help teachers teach and learners learn. It lives in the JavaScript ecosystem and is distributed under the LGPL 3.0 license. The project has been developed for roughly sixteen years, carries 9,215 stars and 5,978 forks on GitHub, and its latest release is BigBlueButton 3.0. It supports real time sharing of audio, video, slides with whiteboard annotations, chat, and screen, and it ships with GreenLight as its default front end.
read the full bigbluebutton overview →
About call-me
Call Me (MiroTalk CME) is an open source, self hosted WebRTC click to call solution for websites. It is written in JavaScript, licensed under AGPL 3.0, and listed under Business Software / Collaboration & Communication. The project provides a browser based video communication widget that a website operator can host independently and embed as a Call Me button.
read the full call-me overview →
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Frequently asked questions
Is bigbluebutton or call-me more popular?
bigbluebutton has 9,223 GitHub stars and call-me has 764. bigbluebutton has the larger community by that measure.
Are bigbluebutton and call-me free?
Both are open source. bigbluebutton is licensed under LGPL-3.0 and call-me under AGPL-3.0. Neither carries a licence fee.
What is the difference between bigbluebutton and call-me?
bigbluebutton is written in JavaScript and call-me in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, bigbluebutton or call-me?
Choose bigbluebutton if you want the larger community (9,223 stars) or its LGPL-3.0 licence terms. Choose call-me if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.