head to head · open source
Zen Browser vs VideoTogether
Zen Browser has 44,486 GitHub stars, 1,755 forks, 689 open issues and last shipped yesterday. VideoTogether has 1,773 stars, 121 forks, 18 open issues and last shipped 7 months ago. Zen Browser leads on adoption by 2,409% (44,486 vs 1,773 stars). Zen Browser is written in C++ under MPL-2.0; VideoTogether is written in JavaScript under MIT. Zen Browser has attracted 4% as many forks as stars, VideoTogether 7%. Zen Browser 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
| Zen Browser | VideoTogether | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 1.8K |
| License | MPL-2.0 | MIT |
| Written in | C++ | JavaScript |
| Last push | 2026-09-17 | 2026-02-09 |
| Forks | ⑂ 1.8K | ⑂ 121 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zen Browser if
- You weight community size — 44K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick VideoTogether if
- You want the VideoTogether feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and VideoTogether fits your workflow better
About Zen Browser
Zen Browser is a privacy focused, open source web browser built on Firefox’s Gecko engine. It inherits Firefox’s compatibility and extension ecosystem while introducing a streamlined interface and productivity oriented features. The project lives in the desktop browser ecosystem, targeting users who want a Firefox based experience with reduced clutter and enhanced customization.
read the full Zen Browser overview →
About VideoTogether
VideoTogether VideoTogether is a browser extension that syncs video playback with friends in real time on Chrome, Edge, and Safari. Visit for more information [ English ] [中文 ] Installation Please visit our website for installation guide Development Extension The core code is main/source/extension/vt.js We use a very simple compile script script/build extension.py to build run python script/build extension.py to build, the output directory is ./release Service service code is in source/go server
read the full VideoTogether overview →
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Frequently asked questions
Is Zen Browser or VideoTogether more popular?
Zen Browser has 44,486 GitHub stars and VideoTogether has 1,773. Zen Browser has the larger community by that measure.
Are Zen Browser and VideoTogether free?
Both are open source. Zen Browser is licensed under MPL-2.0 and VideoTogether under MIT. Neither carries a licence fee.
What is the difference between Zen Browser and VideoTogether?
Zen Browser is written in C++ and VideoTogether 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, Zen Browser or VideoTogether?
Choose Zen Browser if you want the larger community (44,486 stars) or its MPL-2.0 licence terms. Choose VideoTogether if its feature set, stack or MIT licence fits better. Both are self-hostable.