There are several services that will allow you to update your status in multiple services like Facebook, Twitter and FriendFeed, but what if you want to do it from within Firefox without having to visit any website.
Must Read: Convert Firefox into a Social Networking Hub
FireStatus is a handy extension that will allow you to update the status of Twitter, Facebook and FriendFeed simultaneously.
Once you have installed FireStatus, setup the users for Twitter, FriendFeed and Facebook. To update your status in the social networking sites, click on the FireStatus icon in status bar and type your status message.
FireStatus is a experimental add-on so you will have to login to Mozilla before you can download it.