The easy way to download and convert Web videos from hundreds of YouTube-like sites.
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.
Check out my new project, FireSSH!
Use the Evernote Web Clipper to save things you see on the web into your Evernote account.
Save an image of a web page (including Flash content) to a file. Web page screenshots may be captured interactively or from the command line. Options allow you to control the output format (PNG or JPEG), image file name, scaling, and much more.
Useful tools for the nightly tester.
Display all Google services as buttons or as a space-saving dropdown menu next to your address bar. Reach services like Gmail, Google reader, Google maps, Google calendar, and many more in a single click from your browser.
Select text and it's automatically copied to the clipboard. Also pastes on middle click.
Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.
ScribeFire Classic is a blog editor that integrates with Firefox and lets you easily post to your blog.
ScribeFire Classic is no longer supported; you should install ScribeFire Next: https://addons.mozilla.org/en-US/firefox/addon/scribefire-next
Easily make HTML, ForumCode, and other links from the context menu.
Note from Mozilla: This add-on has been discontinued. Try WebMail Notifier instead.
The original notifier for Gmail.
Collections are groups of related add-ons that anyone can create and share.Explore Collections