head to head · open source
uBlock vs Floorp
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. Floorp has 8,476 stars, 285 forks, 98 open issues and last shipped yesterday. uBlock leads on adoption by 714% (69,033 vs 8,476 stars). uBlock is written in JavaScript under GPL-3.0; Floorp is written in TypeScript under MPL-2.0. uBlock has attracted 6% as many forks as stars, Floorp 3%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (firefox), so they are genuine substitutes rather than adjacent tools.
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
| uBlock | Floorp | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 8.5K |
| License | GPL-3.0 | MPL-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 4.4K | ⑂ 285 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick uBlock if
- You weight community size — 69K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Floorp if
- You want the Floorp feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Floorp fits your workflow better
About uBlock
[![Badge Commits]][Commit Rate] [![Badge Issues]][Issues] [![Badge Localization]][Crowdin] [![Badge License]][License] [![Badge NPM]][NPM] [![Badge Mozilla]][Mozilla] ![Badge Chrome] [![Badge Edge]][Edge] uBlock Origin (uBO) GitHub Releases Stable and development versions on Firefox, Chromium MV2, and Thunderbird. Must be placed manually into web browsers; the Chromium and Thunderbird versions usually won't auto update. Related: uBlock Origin Lite uBlock Origin (uBO) is a CPU and memory efficient [wide spectrum content blocker][Blocking] for Chromium and Firefox. It blocks ads, trackers, coin miners, popups…
read the full uBlock overview →
About Floorp
Floorp Browser A browser built for keeping the Open, Private and Sustainable Web alive. Based on Mozilla Firefox. [![Contributors][contributors shield]][contributors url] [![Forks][forks shield]][forks url] [![Stargazers][stars shield]][stars url] [![Issues][issues shield]][issues url] [![License][license shield]][license url] [contributors shield]: [contributors url]: [forks shield]: [forks url]: [stars shield]: [stars url]: [issues shield]: [issues url]: [license shield]: [license url]: Floorp Browser A browser built for keeping the Open, Private and Sustainable Web alive. Based on Mozilla Firefox. Official…
read the full Floorp overview →
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Frequently asked questions
Is uBlock or Floorp more popular?
uBlock has 69,033 GitHub stars and Floorp has 8,476. uBlock has the larger community by that measure.
Are uBlock and Floorp free?
Both are open source. uBlock is licensed under GPL-3.0 and Floorp under MPL-2.0. Neither carries a licence fee.
What is the difference between uBlock and Floorp?
uBlock is written in JavaScript and Floorp 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, uBlock or Floorp?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose Floorp if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.