Add-ons
Top-Rated Extensions
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Xclear
Requires Restart
Safari-like icons in the URL, search and find fields to clear their contents.
FlashGot Mass Downloader
Requires Restart
Featured
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.
DownThemAll! AntiContainer
Requires Restart
Make the resources behind container pages easily downloadable by DownThemAll!
DSLR Notifier 2
Updated version of the original DSLR Notifier, created by Ryan Flint, which enables members of Dsl/Broadbandreports.com to keep tabs on their instant messages and updated...
Session Manager
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
Extended Link Properties + (obsolete)
Requires Restart
This application extends the Link Properties and displays File Size, Last Modified Date, Content Type and HTTP Header of a link...
Warning: developing discontinued, see least
WorldIP - Geo Add-on with Security Features
Requires Restart
Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter
Dafizilla Table2Clipboard
Requires Restart
Mozilla applications allow to select rows and columns from a table simply pressing Control key and picking rows/columns with left mouse button.
The selection can be copied to clipboard but the original table disposition is lost making ugly results wh...
Dark Background and Light Text (SeaMonkey)
Makes every page to have light text on dark background (exact colors are customizable)
Firefox version is here: https://addons.mozilla.org/firefox/addon/dark-background-light-text/
Pan
AVIM
Requires Restart
Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
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Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.
OpenDownload²
Requires Restart
OpenDownload² extends the "Save" dialog by a "Run" button to open the file directly.
rikaichan
Requires Restart
Japanese to English/German/French/Russian dictionary. Just hover the mouse on top of a word, and a popup appears. Automatically de-inflects verbs and adjectives. Detailed kanji view...
Advanced Dork:
Requires Restart
Advanced Dork: gives quick access to Google's Advanced Operators directly from the context menu...
Mozilla Archive Format, with MHT and Faithful Save
Requires Restart
— 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!
InspectorWidget
Requires Restart
Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.
Dorando keyconfig
Requires Restart
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
As of version 2016.2, Custom keys (using custom JavaScript) work again!
Remote XUL Manager
Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.
YouTube Anywhere Player
Watch videos anywhere in cinema mode without leaving the website you're on.
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