The easy way to download and convert Web videos from hundreds of YouTube-like sites.
This works also for audio and picture galleries.
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!
Personas are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite Personas.
Integrate your Facebook life into your browser...
Increase your pageviews and improve your blog posts with related posts, images and links!