F1

F1 is a lite add-on for Firefox that will make easier that task of sharing links with friends through the Internet.

The program takes advantage of social networks like Facebook, LinkedIn or Twitter as well as mail services like GMail or Yahoo.

F1 can be specially useful if you want to send something to your friends. You'll only have to click the button of the application when you are surfing the website you want to share and decide the way you'll share it.