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...

You will need version 4 or higher of `firefox` https://www.mozilla.org/firefox
to run Pencil as a Firefox Extension. Linux users will need version 4 or higher of either `firefox`, `iceweasel` or `xulrunner` https://developer.mozilla.org/en-US/docs/Mozilla/Projects/XULRunner,
or version 25 or higher of `palemoon` https://www.palemoon.org/.
The Windows installer and OS X archive has everything you need built-in. Windows, Linux, OS X & Firefox Packages are available for download from the Releases Page https://github.com/prikhi/pencil/releases.
You can also install the Firefox Add-on from the Mozilla Add-on Repository https://addons.mozilla.org/en-US/firefox/addon/pencil-prototyping/.
To install the OS X package, unzip the archive and copy the `Pencil.app` folder t

Go to https://github.com/gorhill/uMatrix

uMatrix alternatives

uBlock Origin

A wide-spectrum efficient blocker. Which block ads, trackers and malware sites. Supports Chromium, Chrome, Edge, Firefox, Opera, Safari, Thunderbir...

tags: 3rd-party-filters ad-blocking chrome-extension custom-filters customizable
platform: Mac OS X Windows Linux Microsoft Edge Vivaldi Browser Google Chrome Safari Opera Chromium Firefox

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, be...

tags: ad-blocking ad-network analytics browser-extension no-tracking
platform: Mac OS X Windows Linux Android iPhone Android Tablet iPad Vivaldi Browser Google Chrome Safari Yandex.Browser Opera Firefox

NoScript

The NoScript Firefox extension provides extra protection for Firefox, Seamonkey and other mozilla-based browsers: this free, open source add-on all...

tags: firefox-extension flash javascript scripts xss
platform: Mac OS X Windows Linux BSD SeaMonkey Firefox

Privacy Badger

Privacy Badger is a browser-add on tool that analyzes sites to detect and disallow content that tracks you in an objectionable, non-consensual mann...

tags: ad-blocking block-trackers content-filtering privacy-protection script-block
platform: Mac OS X Windows Linux Google Chrome Firefox

uBlock

Enjoy a faster, cleaner web.

tags: Discontinued ad-blocking built-in-ad-blocker chrome-extension firefox-extension
platform: Mac OS X Windows Linux Android Chrome OS Google Chrome Safari Opera Chromium Firefox Discontinued

Adguard

Adguard is an unique internet filter that removes ads, ad-trackers and blocks websites with viruses & malware.

tags: anti-malware ad-blocking anti-phishing browsing-security
platform: Mac OS X Windows iPhone Chrome OS Vivaldi Browser Google Chrome Safari Yandex.Browser Opera Firefox

AdAway

An ad blocker that uses the hosts file. The hosts file contains a list of mappings between hostnames and IP addresses. When an app requests an ad, ...

tags: Root ad-blocking file-hosting redirect
platform: Android

Bluhell Firewall

Lightweight Ad-Blocker and Privacy Protector for Mozilla Firefox and Thunderbird.

tags: ad-blocking browser-extension firefox-extension privacy-protection thunderbird-extension
platform: Mac OS X Windows Linux Android Thunderbird Firefox

RequestPolicy

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

tags: analytics browser-extension browsing-security clickjacking cross-site-requests
platform: Mac OS X Windows Linux Firefox

ScriptSafe

A simple extension that brings some of NoScript 's functionality to Chrome while emphasizing simplicity and intuitiveness (no affiliation to NoScri...

tags: script-block block-javascript
platform: Mac OS X Windows Linux Google Chrome

ZenMate Web Firewall

Our Web Firewall is a security solution that blocks malware, trackers & security threats, plus free Ad Blocker against Malvertising!

tags: ad-blocking chrome-extension firewall
platform: Mac OS X Windows Linux Google Chrome

AdBlocker Ultimate

AdBlocker Ultimate is a cross-browser ad-blocker.

tags: ad-blocking ad-free adblock-blocker
platform: Mac OS X Windows Microsoft Edge Google Chrome Safari Yandex.Browser Opera Firefox

RedMorph Browser Controller

Control. Protection. Privacy.Privacy is now one click away!

tags: ad-blocking encrypted-connection privacy-protection proxy proxy-service
platform: Online Vivaldi Browser Google Chrome Yandex.Browser

Tint Browser Adblock Addon

This is an addon for Tint Browser.

tags: ad-blocking browser-extension
platform: Android Tint Browser

JS Blocker

JS Blocker is a Safari extension that puts you in control of which scripts—and more—are allowed on any given website—similar to NoScript for Firefo...

tags: ad-blocking block-javascript safari-extension
platform: Mac OS X Safari