Recently Posterous joined Twitpic for sharing images on Twitter. Posterous is a simple place to post anything including images, videos, mp3 and files by sending an email to post@posterous.com in reply you can see your post at http://yourname.posterous.com.Posterous new API let users to post your image to some of the most popular Twitter clients either from desktop or from your iPhone.
Tweetree puts your Twitter stream in a tree so you can see the posts people are replying to in context. It also pulls in lots of external content like twitpic photos, youtube videos and more, so that you can see them right in your stream without having to click through every link your friends post.
* Print a diary of your tweets.
* Archive your tweets on your computer.
* Add tweets & twitpics to your holiday photos.
* Surprise your friends with their tweet journal.
* New: Save/print keyword searches on twitter.com