NoScript is described as 'The NoScript Firefox extension provides extra protection for Firefox, Seamonkey and other mozilla-based browsers: this free, open source add-on allows JavaScript, Java, Flash and other plugins to be executed only by trusted web sites of your choice (e.g. your online bank)' and is a very popular Ad Blocker in the web browsers category. There are more than 10 alternatives to NoScript for a variety of platforms, including Mozilla Firefox, Google Chrome, Mac, Windows and Linux apps. The best NoScript alternative is uBlock Origin, which is both free and Open Source. Other great apps like NoScript are uMatrix, uBlock Origin Lite, ScriptSafe and wBlock.
StopTheScript is a Safari extension for iOS and iPadOS that stops all JavaScript on your selected websites. StopTheScript is the only Safari extension that stops inline JavaScript on the web page as well as externally loaded JavaScript.
Allows quick enable and disable of Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth. (Read details for info on Java with FF52+!).
An fork of uMatrix. It features the same point & click system that forbids/allows any class of requests made by your browser. Same as uMatrix use it to block scripts, iframes, ads, facebook, etc. Currently in early development, only Firefox for now.
This was posted over reddit a few months ago, Apparently Ad Blockers are not allowed on Youtube. Is this a new thing they've implemented? and judging by all the recent comments and posts all over r/youtube, this change was just rolled out on a larger scale.
Negotiator is a web extension which gives users who are familiar with HTTP requests the tool to simply block and modify them permanently.
Better Pop Up Blocker improves the default pop up blockers for Google Chrome and Apple Safari by blocking pop up windows opened by javascript, & other annoyances like alert, prompt, and confirm boxes.
Prevent your browser from connecting to 3rd party domain without user consent. Increase your privacy, security, and speed by blocking unnecessary requests.
Filter the noise. Browse in peace. A lightweight browser extension that hides unwanted content, distractions, and clutter for a cleaner web experience.
A new wide-spectrum content blocker for Safari designed to be performant, efficient, and effective.
Our new Ads Transparency Spotlight (Alpha) extension for Chrome is part of our ongoing initiative to give people more visibility into the data used to personalize ads and more control over that data.
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It functions as an HTTP proxy like Fiddler. You could filter JS with it, but it gives such fine-grained control that this would be tedious.