Web Development

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Ook? Video Ook! Requires Restart

Ook? Video Ook! enables you to download embedded videos from several systems (such as YouTube, Google Video, Pornotube, Metacafe and many more). ...

Rated 3 out of 5 stars (24)
85 users

Web2PDF Requires Restart

Convert web pages to PDF

Rated 3 out of 5 stars (19)
2,578 users

Merge Windows Compatible with Firefox 57+

Merges the tabs from multiple windows together into one window.

Extension won't show context menu item when there aren't more than one window of the same type to merge together.

Private windows will only merge with private windows not normal.

Rated 3 out of 5 stars (5)
295 users

Cisco Web Communicator Compatible with Firefox 57+

Enable Web applications integrated with Cisco Jabber voice and video to use the Cisco Web Communicator add-on.

Rated 3 out of 5 stars (5)
514 users

MyIP Requires Restart

MyIP is a useful extension that shows your IP address in the status bar.

Rated 3 out of 5 stars (5)
6 users

Smart Refresh Button Requires Restart

Adds a toolbar button for re-render the page (without triggering cache reload).

Rated 3 out of 5 stars (5)
279 users

FireStorage Requires Restart

Displays the content of the HTML5 Local Storage for the current site.

Rated 3 out of 5 stars (5)
206 users

UxU - UnitTest.XUL Requires Restart

This is a testing tool for addon developers.

Rated 3 out of 5 stars (5)
2 users

Web Clipper : Easy Screenshot (WebExtension) Compatible with Firefox 57+

Easy Screenshot is an easy-to-use screen capturing tool from right-click context menu.

Rated 3 out of 5 stars (9)
424 users

Performance Reporter

Displays extensions and tabs CPU and memory usage

Rated 3 out of 5 stars (15)
299 users

Zaqwes Guide Lines

Layouts every day? Designer or web developer? It will help you to check grid or relative positions of elements on page.

Rated 3 out of 5 stars (4)
77 users

Remove css from website Compatible with Firefox 57+

Removes css from website. Remove inline styles, stylesheets, add custom styles.

Rated 3 out of 5 stars (4)
101 users

H1.cz SEO rozšíření Requires Restart

Rozšíření s několika SEO nástroji pro české prostředí

Rated 3 out of 5 stars (4)
1 user

AngularDetect

Detects the use of AngularJS on a webpage and gives you an alert when it detects AngularJS. It just gives you a heads up that hey, this site was built with angular, so that might be why its so cool! And if your an angular dev, inspiration!

Rated 3 out of 5 stars (4)
463 users

Expand Short Url Requires Restart

Know Redirecting url behind every short url. This extension will help in expanding short Urls.
HomePage: http://www.voizle.com/

and for shortening url service tool visit: http://u.voizle.com/bravq

Rated 3 out of 5 stars (11)
7 users

IE Tab + (FF 8+, 7, 6, 5, 4, 3.6, 3.5, SeaMonkey) Requires Restart

IE Tab + is an enhanced version of IE Tab. It supports FF 3.5 or greater, integrates IE Tab with Adblock Plus in the IE Tab engine, and synchronizes cookies between IE and Firefox. You can easily import settings from the original IE Tab into IE Tab +

Rated 3 out of 5 stars (84)
38,606 users

Link Checker Requires Restart

A file host link checker. Supports over 50 hosts! Example rapidshare.com, hotfile.com, filefactory.com, etc Uses immortalxx.com checking algorithm and resources to verify link integrity. 56k supportive as your connection to check links is not used!

Rated 3 out of 5 stars (7)
0 users

Firebomb

Firebomb puts an arsenal of fun, stress relieving 8-bit explosives at your fingertips while you browse. You can annihilate, destroy, and explode any persistent bugs or bad designs live on any web page... More firepower than Firebug alone.

Rated 3 out of 5 stars (7)
84 users

Mobile toolkit Requires Restart

A toolbar for Mobile WebDevelopers, lets you quickly validate your code, check renders and find documentation.

Rated 3 out of 5 stars (7)
663 users