favorites

by imoz

19 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 6,716 reviews

13,256,260 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).

Video DownloadHelper by mig

Rated 4 out of 5 stars 10,212 reviews

3,488,211 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

NoScript Security Suite by Giorgio Maone

Rated 4 out of 5 stars 2,521 reviews

1,522,678 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.
Fx52? https://noscript.net/getit

Greasemonkey by Anthony Lieuallen

Rated 4 out of 5 stars 1,491 reviews

733,644 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,513 reviews

996,833 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,516 reviews

773,784 users

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

Web Developer by chrispederick

Rated 4 out of 5 stars 436 reviews

274,539 users

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

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 411 reviews

174,544 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 232 reviews

121,969 users

Manage any SQLite database on your computer.

Nightly Tester Tools by Automation Development, Tony Mechelynck, others

Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.

Secure Login by Sebastian Tschan, Sarah Av.

Rated 4 out of 5 stars 374 reviews

23,099 users

Secure Login is an extension for Firefox integrated password manager.

WebExtension alternative: https://addons.mozilla.org/firefox/addon/keepasshelper/

Certificate Patrol by Carlo v. Loesch, tg(x), others

Rated 4 out of 5 stars 68 reviews

4,285 users

Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.

FirePHP by cadorn

Rated 4 out of 5 stars 56 reviews

16,045 users

Log from PHP to a devtools panel.

FaviconizeTab by Kyosuke Takayama

Rated 4 out of 5 stars 364 reviews

6,021 users

This extension adds a new "FaviconizeTab" option to the context menu of the tab...
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