head to head · open source
uBlock vs ublacklist
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. ublacklist has 6,674 stars, 349 forks, 2 open issues and last shipped 3 days ago. uBlock leads on adoption by 934% (69,033 vs 6,674 stars). uBlock is written in JavaScript under GPL-3.0; ublacklist is written in TypeScript under MIT. uBlock has attracted 6% as many forks as stars, ublacklist 5%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (blocker, browser-extension), 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 | ublacklist | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 6.7K |
| License | GPL-3.0 | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 4.4K | ⑂ 349 |
| 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 ublacklist if
- You want the ublacklist feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and ublacklist 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 ublacklist
uBlacklist English Deutsch 简体中文 Blocks specific sites from appearing in Google search results Chrome : Chrome Web Store Firefox : Firefox Add ons Edge : Edge Add ons Safari : App Store (macOS and iOS, thanks to Group Leafy) Description This extension prevents the sites you specify from appearing in Google search results. You can add rules on search result pages, or on sites to be blocked by clicking the toolbar icon. Rules can be specified either by match patterns (e.g. :// .example.com/ ) or by expressions including regular expressions, variables and string matchers (e.g. /example\.(net org)/ , path ="example"i…
read the full ublacklist overview →
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Frequently asked questions
Is uBlock or ublacklist more popular?
uBlock has 69,033 GitHub stars and ublacklist has 6,674. uBlock has the larger community by that measure.
Are uBlock and ublacklist free?
Both are open source. uBlock is licensed under GPL-3.0 and ublacklist under MIT. Neither carries a licence fee.
What is the difference between uBlock and ublacklist?
uBlock is written in JavaScript and ublacklist 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 ublacklist?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose ublacklist if its feature set, stack or MIT licence fits better. Both are self-hostable.