Add-ons
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AMO Browsing for SeaMonkey
This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.
Zindus
Requires Restart
Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)
VKontakte.ru Downloader (music/videos/photos @ VK)
Requires Restart
Download music, videos and photos from VK.com / vkontakte.ru. One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.
Youtube Downloader Gold
This extension to download audio and video from popular video hosting YouTube. To download the available formats mp4, webm, mp4a, mp3.
IP Flager
LinkedTop Helper
YouTube Videos Download in one click
Requires Restart
Download YouTube videos by clicking a button underneath videos in YouTube. Save YouTube videos and songs in 1080p (HD) MP4 or FLV format.
Shop Companion
Access to full-resolution product images and videos on various shopping sites is easy with this add-on. It adds links to the largest/xxl/best-size version of product images on various shoppings sites.
Open-source code on github.com/ShopCompanion
No LDS Footnote Letters
Requires Restart
Removes only the superscript letters of the footnotes but leaves the links in the scriptures at lds.org
Serenatas For You
/r/CFB Easy Flair
Requires Restart
Easily insert flair into /r/CFB posts with a shorthand system.
Galaxytoolbar
Requires Restart
A Firefox extension for the OGame Galaxytool to keep it up-to-date.
GitHub Extension Installer
Forecastbar Enhanced
Requires Restart
Note from Mozilla: This add-on has been discontinued. Try Forecastfox Weather instead.
Get international weather and weather forecasts with Forecastbar Enhanced.
Yahoo! Mail Notifier
Requires Restart
This extension notifies you when new messages arrive in your Yahoo mailbox.
ConQuery
Requires Restart
Context searching for everyone and URL manipulation tool for advanced users...
NDselector
ALLYouTubeDownloader
Requires Restart
ALLYouTubeDownloader extention (FLV/MP4/WebM; HD/HQ). Windows only. Works only with ALL YouTube Downloader 2.3 application or higher (versions 2.2 and lower doesn't work anymore).
Homepage: http://www.allplayer.org/youtube-to-allplayer
Video Pinner
Pins a YouTube video to the page so that it is always visible while you scroll and read comments. Port of Chrome's Video Pinner extension
WOT Play ReplayTo create your own collections, you must have a Mozilla Add-ons account.
