head to head · open source
uBlock vs javascript-obfuscator
uBlock has 67,923 GitHub stars, 4,353 forks, 15 open issues and last shipped yesterday. javascript-obfuscator has 16,257 stars, 1,741 forks, 24 open issues and last shipped 9 days ago. uBlock leads on adoption by 318% (67,923 vs 16,257 stars). uBlock is written in JavaScript under GPL-3.0; javascript-obfuscator is written in TypeScript under BSD-2-Clause. uBlock has attracted 6% as many forks as stars, javascript-obfuscator 11%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (javascript), 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 | javascript-obfuscator | |
|---|---|---|
| GitHub stars | ★ 68K | ★ 16K |
| License | GPL-3.0 | BSD-2-Clause |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-09 |
| Forks | ⑂ 4.4K | ⑂ 1.7K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick uBlock if
- You weight community size — 68K 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 javascript-obfuscator if
- You want the javascript-obfuscator feature set and don't need the biggest community
- You prefer the BSD-2-Clause license terms
- Your stack matches TypeScript
- You evaluated both and javascript-obfuscator fits your workflow better
About uBlock
uBlock Origin is a CPU and memory efficient, wide spectrum content blocker for Chromium and Firefox, aimed at anyone who wants ads, trackers, coin miners, popups, anti blockers and malware sites neutralised by default without hand tuning anything.
read the full uBlock overview →
About javascript-obfuscator
JavaScript Obfuscator is a free, BSD 2 Clause licensed TypeScript obfuscator for JavaScript and Node.js source code, built for developers who need to ship browser or server side JavaScript that is hard to read, tamper with, or reverse engineer.
read the full javascript-obfuscator overview →
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Frequently asked questions
Is uBlock or javascript-obfuscator more popular?
uBlock has 67,923 GitHub stars and javascript-obfuscator has 16,257. uBlock has the larger community by that measure.
Are uBlock and javascript-obfuscator free?
Both are open source. uBlock is licensed under GPL-3.0 and javascript-obfuscator under BSD-2-Clause. Neither carries a licence fee.
What is the difference between uBlock and javascript-obfuscator?
uBlock is written in JavaScript and javascript-obfuscator 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 javascript-obfuscator?
Choose uBlock if you want the larger community (67,923 stars) or its GPL-3.0 licence terms. Choose javascript-obfuscator if its feature set, stack or BSD-2-Clause licence fits better. Both are self-hostable.