head to head · open source
uBlock vs Browser Operator
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. Browser Operator has 516 stars, 83 forks, 15 open issues and last shipped 8 months ago. uBlock leads on adoption by 13,278% (69,033 vs 516 stars). uBlock is written in JavaScript under GPL-3.0; Browser Operator is written in TypeScript under BSD-3-Clause. uBlock has attracted 6% as many forks as stars, Browser Operator 16%. uBlock 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
| uBlock | Browser Operator | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 516 |
| License | GPL-3.0 | BSD-3-Clause |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-03-19 |
| Forks | ⑂ 4.4K | ⑂ 83 |
| 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 Browser Operator if
- You want the Browser Operator feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches TypeScript
- You evaluated both and Browser Operator 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 Browser Operator
Open source, privacy focused AI browser that transforms how you work on the web. An intelligent platform for research, analysis, and automation—running locally in your browser. Download • Docs • Community 🚀 Getting Started ⬇️ Download for macOS ⬇️ Download for Windows System Requirements: macOS 10.15+ or Windows 10 (64 bit)+ • 8GB RAM (16GB recommended) • 2GB free disk space AI Provider Setup Quick Setup: Settings → Select provider → Enter credentials → Choose model → Save 🎬 What You Can Do Multi Agent Automation – Specialized AI agents work together to handle complex web tasks autonomously Privacy First – All…
read the full Browser Operator overview →
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Frequently asked questions
Is uBlock or Browser Operator more popular?
uBlock has 69,033 GitHub stars and Browser Operator has 516. uBlock has the larger community by that measure.
Are uBlock and Browser Operator free?
Both are open source. uBlock is licensed under GPL-3.0 and Browser Operator under BSD-3-Clause. Neither carries a licence fee.
What is the difference between uBlock and Browser Operator?
uBlock is written in JavaScript and Browser Operator 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 Browser Operator?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose Browser Operator if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.