Blocks annoying video ads on YouTube, Facebook ads, banners and much more.
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
Automate Firefox. Record and replay repetitious work. If you love the Firefox web browser, but are tired of repetitive tasks like visiting the same sites every days, filling out forms, and remembering passwords, then iMacros for Firefox is the soluti...
Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!
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.
Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more
OpenDownload² extends the "Save" dialog by a "Run" button to open the file directly.
Expands the context menu's 'Search for' item into a list of installed search engines, allowing you to choose the engine you want to use for each search.
Add-on for quick bookmarking.
Allows to add or remove links in one click to read it later.
A no-clutter image viewer for Firefox that allows you to zoom, rotate and display images/videos against a custom background. ImageTweak is a must-have addon for any photographer or photography-loving user.
Add-on for Firefox that gives you a super-fast way to to open your favorite sites using keyboard shortcuts. Pressing Ctrl + Space invokes the 'Launcher' followed by a single key press to open a specific site. Example: open Facebook by Ctrl+Space, F.
Textmarker! is a text higlighter and text copying tool for Firefox. It allows you to highlight text selections via keyboard and context menu and then highlighted text to be copied. 3 highlighter colors can be configured.
With any text that can be treated as a URL, using this extension you can right click on the text and select "Open this URL".
Collections are groups of related add-ons that anyone can create and share.Explore Collections