Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Downloading and File Management
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).
A Multimedia Download Tool
Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.
AutoSave is an Add-On to the firefox extension ScrapBook Plus by haselnuss and ScrapBook with XSidebar for SeaMonkey. This is a modified version of the original Add-On. Uninstall the original AutoSave before you use this extension.
BackupHelper is an Add-On to the firefox extension ScrapBook / ScrapBook Plus. This is modified version of the original Add-On. Uninstall the original BackupHelper before you use this extension.
Watch videos without limit
Download YouTube videos in various formats including 480p/1080p (DASH formats). Convert audio track from videos to MP3 or WAV, or save audio track in native format (Ogg Vorbis, AAC/M4A, MP3). Save YouTube page, video, and comments pages to one folder
Exports all cookies in IE manner.
Makes a Netscape standard cookies.txt file.
Very useful for WGET --load-cookies option.
Imports cookies from a textfile.
Reads Netscape standard cookies.txt files as exported by IE and others.
Very useful in combination with the Cookie Exporter add-on.
CopyPageInfo Plus is an Add-On to the firefox extension Scrapbook Plus by haselnuss or ScrapBook with XSidebar for Seamonkey. This is modified version of the original Add-On. Uninstall the original CopyPageInfo before you use this extension.
Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.
Download Status Bar No Restart
If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.
Download YouTube Videos as MP4 No Restart
An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.
The first and only download manager/accelerator built inside Firefox!
Make the resources behind container pages easily downloadable by DownThemAll!
Easiest YouTube Video Downloader No Restart
This Addon simply adds a dropdown button that lets you download YouTube Videos in various Formats. Download YouTube Videos in FLV, 3GP, MP3, MP4, 720p, 1080p in a single click.
Easy Youtube Video Downloader Express No Restart
Only one with 1080p Full-HD and 192kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV,3GP,MP3,MP4,720p, 1080p qualities on Youtube pages.
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
Facebook Chat Download No Restart
Create a simple html page containing the whole chat. The page will contain only the chat section. All other page elements will be removed. Once the addons ends loading the chat you can save the clean page from your browser.
FlashGot Mass Downloader 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.