head to head · open source
Zen Browser vs webui
Zen Browser has 45,517 GitHub stars, 1,946 forks, 689 open issues and last shipped yesterday. webui has 4,647 stars, 309 forks, 6 open issues and last shipped 6 days ago. Zen Browser leads on adoption by 879% (45,517 vs 4,647 stars). Zen Browser is written in C++ under MPL-2.0; webui is written in C under MIT. Zen Browser has attracted 4% as many forks as stars, webui 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 | webui | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 4.6K |
| License | MPL-2.0 | MIT |
| Written in | C++ | C |
| Last push | 2026-11-02 | 2026-10-28 |
| Forks | ⑂ 1.9K | ⑂ 309 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zen Browser if
- You weight community size — 46K 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 webui if
- You want the webui feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C
- You evaluated both and webui fits your workflow better
About Zen Browser
Zen Browser Zen is a firefox based browser with the aim of pushing your productivity to a new level! Download • Website • Documentation • Release Notes Firefox Versions Release Is currently built using Firefox version 155.0.1 ! Twilight Is currently built using Firefox version RC 155.0.1 ! Contributing If you'd like to report a bug, please do so on our GitHub Issues page and for feature requests, you can use GitHub Discussions. Zen is an open source project, and we welcome contributions from the community! Please take a look at the contribution guidelines before getting started! Partners Thanks to all the…
read the full Zen Browser overview →
About webui
WebUI v2.5.0 beta.4 [build status]: [last commit]: [release version]: [license]: [![][build status]]( [![][last commit]]( [![][release version]]( [![][license]]( Use any web browser or WebView as GUI, with your preferred language in the backend and modern web technologies in the frontend, all in a lightweight portable library. Ask AI Any Question About the WebUI WebUI GPT C/C++ Download Latest Stable Release Nightly Build Contents Features Showcase UI & The Web Technologies Documentation Build Examples Wrappers Supported Web Browsers License Documentation Online Documentation Features Portable ( Only needs a web…
read the full webui overview →
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Frequently asked questions
Is Zen Browser or webui more popular?
Zen Browser has 45,517 GitHub stars and webui has 4,647. Zen Browser has the larger community by that measure.
Are Zen Browser and webui free?
Both are open source. Zen Browser is licensed under MPL-2.0 and webui under MIT. Neither carries a licence fee.
What is the difference between Zen Browser and webui?
Zen Browser is written in C++ and webui in C. 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 webui?
Choose Zen Browser if you want the larger community (45,517 stars) or its MPL-2.0 licence terms. Choose webui if its feature set, stack or MIT licence fits better. Both are self-hostable.