PUBLIC MARKS from rmaltete with tag greffon

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of the browser. It is designed for Firefox, Flock, Mozilla and Seamonkey, and will run on any platform that these browsers support including Windows, Mac OS X and Linux.

Download videos from Youtube, Google, iFilm, Metacafe, DailyMotion, Music. VideoDownloader Firefox Extension ! (29-4-06) Are you tired of copy&paste URLs to download a video? Now it's even easier ! VideoDownloader Firefox Extension add a small icon on the status bar at the bottom of your firefox window, and a toolbar button.

Creammonkey is run specific JavaScript at any web page in Safari.