For FF <3.6

by smayer97

58 Add-ons in this Collection

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,899 reviews

232 users

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

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 893 reviews

443 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

NetVideoHunter by netvideohunter

Rated 4 out of 5 stars 538 reviews

42 users

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

163 users

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

Element Hiding Helper for Adblock Plus by Felix Dahlke

Rated 5 out of 5 stars 473 reviews

265 users

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

NoRedirect by Kai Liu

Rated 4 out of 5 stars 95 reviews

7 users

NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.

Mozilla Archive Format, with MHT and Faithful Save by Christopher Ottley, Paolo Amadini

Rated 5 out of 5 stars 359 reviews

41 users

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

JavaScript Debugger by James Ross, Robert Ginda, others

Rated 4 out of 5 stars 52 reviews

926 users

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Canadian English Dictionary by Paul Schmiedge

Rated 4 out of 5 stars 82 reviews

9,361 users

For some reason, Mozilla doesn't have a Canadian localization team, but I know that even the British dictionary doesn't quite cut it for the truly patriotic.

ProfileSwitcher by Paolo "Kaosmos"

Download Now

Experimental

Rated 4 out of 5 stars 114 reviews

162 users

It adds some options to launch easily other profiles and the Profile Manager.

Thumbnail Zoom Plus by David Adler

Rated 4 out of 5 stars 397 reviews

3 users

Shows full image when you hover over a thumbnail. Works with Amazon, Baidu Images, Bing Images, Facebook, Flickr, Google+, Google Images, IMDb, LinkedIn, Netflix, Pinterest, Reddit, Twitter, Yandex, YouTube, Wikipedia, Yahoo Images, & many more.

RequestPolicy by Justin Samuel

Rated 4 out of 5 stars 215 reviews

7 users

Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 355 reviews

163 users

Adds zoom and rotation functionality for images...

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 88 reviews

67 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Toolbar Buttons by Button Guy

Rated 4 out of 5 stars 372 reviews

314 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.
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