head to head · open source
Zen Browser vs Notion-Boost-browser-extension
Zen Browser has 45,517 GitHub stars, 1,946 forks, 689 open issues and last shipped yesterday. Notion-Boost-browser-extension has 551 stars, 53 forks, 100 open issues and last shipped 5 days ago. Zen Browser leads on adoption by 8,161% (45,517 vs 551 stars). Zen Browser is written in C++ under MPL-2.0; Notion-Boost-browser-extension is written in TypeScript under GPL-3.0. Zen Browser has attracted 4% as many forks as stars, Notion-Boost-browser-extension 10%. 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 | Notion-Boost-browser-extension | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 551 |
| License | MPL-2.0 | GPL-3.0 |
| Written in | C++ | TypeScript |
| Last push | 2026-11-02 | 2026-10-29 |
| Forks | ⑂ 1.9K | ⑂ 53 |
| 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 Notion-Boost-browser-extension if
- You want the Notion-Boost-browser-extension feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Notion-Boost-browser-extension 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 Notion-Boost-browser-extension
Notion Boost browser extension Browser extension to add 20+ features to Notion.so like sticky outline (table of contents), small text & full width by default,scroll to top button, hide slash command menu, hide help button, bolder text and more. 🏠 Homepage ⬇ Downloads Chrome/Edge/Brave extension Firefox addon ⭐ All Features Missing some feature? suggest it See what's new in latest update: 👍 Liked this extension? express your love by rating ★★★★★ on Chrome/Firefox store. 👨💻 See my other projects:
read the full Notion-Boost-browser-extension overview →
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Frequently asked questions
Is Zen Browser or Notion-Boost-browser-extension more popular?
Zen Browser has 45,517 GitHub stars and Notion-Boost-browser-extension has 551. Zen Browser has the larger community by that measure.
Are Zen Browser and Notion-Boost-browser-extension free?
Both are open source. Zen Browser is licensed under MPL-2.0 and Notion-Boost-browser-extension under GPL-3.0. Neither carries a licence fee.
What is the difference between Zen Browser and Notion-Boost-browser-extension?
Zen Browser is written in C++ and Notion-Boost-browser-extension in TypeScript. 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 Notion-Boost-browser-extension?
Choose Zen Browser if you want the larger community (45,517 stars) or its MPL-2.0 licence terms. Choose Notion-Boost-browser-extension if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.