fb4j is Facebook library written for Java developers, by Java developers. fb4j aides Facebook application development by providing a consistent object model to all of the functionality of the Facebook API.
Some Twitter users may have, at some point, had the need to share a conversation or a string of tweets with other people, and would have been left frustrated with the discovery that there wasn't really a way to do that. This was the very frustration that fuelled the creation of TweetVue; a tool that makes it possible to share Twitter conversations with other people. In addition, TweetVue's API gives developers access to this data, allowing them to access and share these conversations.