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BatchDownload Requires Restart
Like FlashGet's batch download,but special designed for some image site!
YouTube Video Player Pop Out
YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.
Simple Steganography Requires Restart
Hide messages in PNG-32 images, extract them via context menu. The text is embedded invisibly by a "Least Significant Bit" algorithm.
You can also encode very short messages by re-sorting text lists and extract them via context menu.
Stop Tube HTML5
Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.
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
ePhotoUploader Requires Restart
ePhoto Uploader is a Mozilla/Firefox addon to allow you to upload any image on websites you're browsing to your ePhotoBay account by just one click. For the addon to work a free ePhotoBay account is required.
Foobar Controls Requires Restart
Allows you to control the Foobar2000 Mp3 player from the Firefox window...
InlineDisposition
InlineDisposition changes the disposition of Content-Disposition response headers from attachment to inline; this prevents servers from forcing the browser to save a file and allows that file to be viewed in the browser, if the browser supports it.
Splash! Requires Restart
Adds a splash screen to most Mozilla and Mozilla Based products. Supports sound, opacity, CSS customization, custom images, and much more. You can add {appVersion}, {buildID} and {userAgent} to the loading text and it will be filled in for you.
RvrtRip Requires Restart
This add-on gathers information from the Belgium public radio station website(VRT) for searching music/festivals and radio programs.
In addition to the VRT website, it's possible to download the streams to disk so you can listen with your mp3player.
YouTube Anywhere Player
Watch videos anywhere in cinema mode without leaving the website you're on.
HD Video Downloader
Download every YouTube video you want and you can download them as Full HD MP4, FLV, 3GP, MP3, M4A and AAC formats.
Youtube Downloader Gold
This extension to download audio and video from popular video hosting YouTube. To download the available formats mp4, webm, mp4a, mp3.
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.
To create your own collections, you must have a Mozilla Add-ons account.