head to head · open source
Zen Browser vs Recorder
Zen Browser has 44,486 GitHub stars, 1,755 forks, 689 open issues and last shipped yesterday. Recorder has 5,633 stars, 1,096 forks, 136 open issues and last shipped 2 months ago. Zen Browser leads on adoption by 690% (44,486 vs 5,633 stars). Zen Browser is written in C++ under MPL-2.0; Recorder is written in JavaScript under MIT. Zen Browser has attracted 4% as many forks as stars, Recorder 19%. 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 | Recorder | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 5.6K |
| License | MPL-2.0 | MIT |
| Written in | C++ | JavaScript |
| Last push | 2026-09-17 | 2026-07-30 |
| Forks | ⑂ 1.8K | ⑂ 1.1K |
| 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 Recorder if
- You want the Recorder feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and Recorder 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 Recorder
Recorder is an MIT licensed JavaScript library for HTML5 microphone recording that captures audio from any MediaStream and transcodes it into mp3, wav, ogg, webm, amr, g711a, or g711u, aimed at front end, hybrid app, and mini program developers who need recording, format conversion, or speech recognition inside a web page.
read the full Recorder overview →
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Frequently asked questions
Is Zen Browser or Recorder more popular?
Zen Browser has 44,486 GitHub stars and Recorder has 5,633. Zen Browser has the larger community by that measure.
Are Zen Browser and Recorder free?
Both are open source. Zen Browser is licensed under MPL-2.0 and Recorder under MIT. Neither carries a licence fee.
What is the difference between Zen Browser and Recorder?
Zen Browser is written in C++ and Recorder 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 Recorder?
Choose Zen Browser if you want the larger community (44,486 stars) or its MPL-2.0 licence terms. Choose Recorder if its feature set, stack or MIT licence fits better. Both are self-hostable.