Extensions by Name



Statusbar button to turn the proxy on and off with a single click.

Rated 4 out of 5 stars (208)
19,913 users


Enable Proxy from single click

Rated 4 out of 5 stars (14)
4,206 users


Displays a QRCode(tm) in Page Info

Rated 5 out of 5 stars (2)
124 users


Ever needed to restart Firefox after enabling or disabling an extension, switching to a new theme, or modifying configuration files (such as userChrome.css or user.js)?

This simple extension adds a "Restart Firefox" item to the "File" menu. You can ...

Rated 4 out of 5 stars (123)
1,412 users


Quicksearch - удобный способ поиска выделенного текста на веб-странице. (Quicksearch is a convenient way to search selected text on a web page. It opens search block above where you can choose search engine.)

Rated 5 out of 5 stars (1)
17 users



Rated 4 out of 5 stars (17)
554 users

quickseeker No Restart

a basic add-on

Not yet rated
1 user


Ever tired of searching Google for finding out the synonym of a word...Try out this add-on, it saves you the time as you can view the synonym of the word by just selecting and right clicking on it ! Moreover this addon does not rely on the internet !

Not yet rated
14 users

QuickTab No Restart

Long Press Open New Tab Browser Extension

Rated 4 out of 5 stars (3)
394 users


With this add-on, you can have the Transport for London Journey Planner always at your fingertip!

Rated 5 out of 5 stars (1)
2 users


Toggle cookies, javascript with a single click, and manage simple http proxy config, in the status bar.

Rated 3 out of 5 stars (3)
361 users


Allows to show or hide firefox and add-ons toolbars with a single click.

Though the add-on is still partially working, it is no longer in development.

Rated 4 out of 5 stars (48)
316 users


Quick post tweet on firefox

Rated 5 out of 5 stars (5)
17 users


A tool to preview any link / phrase and check WhoSpoke - opinions of others..

Rated 4 out of 5 stars (1)
3 users


Quick lookup in Wiktionary and Wikipedia, without the need to open a new tab.
Just right-click a word while shift / ctrl / alt is pressed.

Rated 4 out of 5 stars (136)
12,181 users

QuickWikiEditor No Restart

Edittool for Wikipediaauthors – With this add-on it is possible to make little edits to wiki-articles without having to leave or reload the page, so the flow in reading an article is barely disturbed.

Rated 5 out of 5 stars (1)
152 users

Quidco Cashback Reminder

Quidco is the UK's number 1 cashback site. Never miss out on cashback ever again with the Quidco Cashback Reminder. Our new add on, displays no toolbar which may affect the view of your browser and is now compatible at over 4,200 retailers.

Rated 2 out of 5 stars (8)
3,455 users

Quiet Read

Adds a page to Quiet Read

Not yet rated
1 user


QuietUrl automatically converts mistyped or obfuscated URLs to valid ones, can obfuscate URLs on form submission for privacy and it also creates clickable links from text URLs, which works with incomplete URLs as well, like those in YouTube comments.

Rated 4 out of 5 stars (41)
1,155 users

Quik Google Search And Translate No Restart

Quik access to Google search and translate when highlighting words.

Rated 4 out of 5 stars (2)
1,178 users