Alternatives to Sybu JavaScript Blocker for all platforms with any license

NoScript

Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Free Open Source Mac Windows Linux BSD Chrome ... SeaMonkey Firefox
Anonymity Firefox Extensions Firefox Extensions Add a feature

300 Like
uMatrix

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc. uMatrix: A point-and-click...
- Discontinued
  The repository has been archived and the development has been stopped. https://github.com/uBlockOrigin/uMatrix-issues/issues/291
Free Open Source Mac Windows Linux Chrome Opera ... Chromium Firefox
Granular control Block ads Browser based Browser extension ... Google Chrome Extensions Firefox Extensions Opera extension Outbound firewall Request filter Timer for clearing cache Using public domain lists Add a feature

149 Like
Ghostery

Ghostery sees the invisible web - tags, web bugs, pixels and beacons. Ghostery tracks the trackers and gives you a roll-call of the ad networks, behavioral data...

Freemium $ $ $ Mac Windows Android iPhone Android Tablet ... iPad Microsoft Edge Vivaldi Browser Chrome Safari Yandex.Browser Opera Firefox
Tracker blocker Block ads Block trackers Browser extension ... Google Chrome Extensions Firefox Extensions Microsoft Edge extension No Tracking Opera extension Safari extension Add a feature

321 Like
LibreJS

LibreJS is a Web browser plugin that protects the freedom of its users by blocking non-free JavaScript code.

Free Open Source Mac Windows Linux BSD GNU IceCat ... Firefox
Firefox Extensions Privacy focused Add a feature

6 Like
RequestPolicy

RequestPolicy is an extension for Mozilla browsers that improves the privacy and security of your browsing by giving you control over when cross-site requests are...

Free Open Source Mac Windows Linux Firefox
Browser extension Add a feature

33 Like
ScriptSafe

A simple extension that brings some of http://alternativeto .

Free Open Source Mac Windows Linux Vivaldi Browser Chrome ... Opera Chromium Firefox
Built-in Script Blocker Add a feature

13 Like
Negotiator

Negotiator is a web extension which gives users who are familiar with HTTP requests the tool to simply block and modify them permanently.

Free Open Source Mac Windows Linux Android iPhone ... Chrome OS Android Tablet BSD iPad Chrome Haiku Firefox
No features added Add a feature

2 Like
3P Request Blocker

Prevent your browser from connecting to 3rd party domain without user consent. Increase your privacy, security, and speed by blocking unnecessary requests.

Free Mac Windows Linux Firefox
Firefox Extensions No Tracking Add a feature

1 Like
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UltraBlock

UtraBlock is a browser extension that detects and blocks ads, invisible trackers and third-party cookies. It makes websites load faster, more secure and protects your...

Free Chrome OS
Block ads Block trackers Blocks Add a feature

1 Like