TwitDesktop lets you share your desktop screenshot on twitter, and you can review, vote and share other screenshots, also you can share the wallpaper, icons and the theme of the screenshot to let people install your desktop style on their own desktops.
If you have a Twitter account then you already have a TwitDesktop account, just login to TwitDesktop with your Twitter username and password and you are all set. If you don’t have a Twitter account you can sign up for one for free at Twitter.com. For uploading a picture using TwitDesktop, just Login to TwitDesktop and go to the “Upload” page , and fill the upload form.
TwitDesktop is a completely web-based application. There is nothing to download and install. And there is no need to create an account either. If you have a Twitter account then you already have a TwitDesktop account.