by Zulkarnain K.

42 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,036 reviews

13,154,712 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Ghostery – Privacy Ad Blocker by Ghostery

Rated 5 out of 5 stars 2,081 reviews

1,057,447 users

Ghostery is a powerful privacy extension.

Block ads, stop trackers and speed up websites.

NoScript Security Suite by Giorgio Maone

Rated 4 out of 5 stars 2,590 reviews

1,508,613 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks, "Spectre", "Meltdown" and other JavaScript exploits.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,675 reviews

737,314 users

The first and only download manager/accelerator built inside Firefox!

Stylish - Custom themes for any website by

Rated 4 out of 5 stars 1,255 reviews

351,028 users

Stylish lets you customize any website with custom user styles (themes for websites). Choose from the largest userstyles library to change the color scheme, background, and skin for Google, Facebook, YouTube and many, many more sites.

Web Developer by chrispederick

Rated 4 out of 5 stars 461 reviews

290,413 users

The Web Developer extension adds various web developer tools to the browser.

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 422 reviews

190,558 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 282 reviews

119,870 users

Manage any SQLite database on your computer.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 314 reviews

169,115 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 200 reviews

19,052 users

A simple note-taking extension.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 209 reviews

78,727 users

View HTTP headers of a page and while browsing.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 200 reviews

44,334 users

An HTTP analyzer addon for Firefox

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 379 reviews

64,895 users

Adds the ability to create and edit entries in the password manager.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 353 reviews

74,911 users

Adds zoom and rotation functionality for images...

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 26 reviews

24,571 users

Important note: This extension will not work in Firefox 57 and above. Providing this functionality in Firefox is no longer possible, the extension is discontinued.
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