For FF 9
by smayer97
About this Collection
Compatible with FF 9
40 Add-ons in this Collection
DownThemAll! by Nils Maier, Federico Parodi, others
232 users
The first and only download manager/accelerator built inside Firefox!
NetVideoHunter by netvideohunter
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
163 users
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
NoRedirect by Kai Liu
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
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
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
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"
162 users
It adds some options to launch easily other profiles and the Profile Manager.
Disable Add-on Compatibility Checks by Kris Maglione
178 users
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
Thumbnail Zoom Plus by David Adler
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
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.
Quick Locale Switcher by ppclick
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
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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