34 Add-ons in this Collection
Expands the context menu's 'Search for' item into a list of installed search engines, allowing you to choose the engine you want to use for each search.
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
A no-clutter image viewer for Firefox that allows you to zoom, rotate and display images/videos against a custom background. ImageTweak is a must-have addon for any photographer or photography-loving user.
This extension adds a new "FaviconizeTab" option to the context menu of the tab...
The extension generates a documentmap or index of any web document structured with headings and/or with sections in HTML 5. It shows the headings structure, the errors in the structure (ie. incorrect levels), and it works as HTML5 Outliner too.
Easily make HTML, ForumCode, and other links from the context menu.
The main goal allows users to open (and in some cases edit) page source with external applications.
Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.
Notifies you when updates are available for your extensions and themes.
Launchy will enable you to open links and mailto's with external applications...
Looks up a user selected word in an online...
Email Yourself! allows you to email yourself the link, title, and a selected summary of the webpage you are viewing using GMail.