The Twitter-api-stream NodeJS SDK by Vineeta Sharma is an SDK that was designed to get data from the Twitter API in a simple way. The Twitter API allows developers to access core Twitter data, including updates to timelines, status data, and user information.
App.net, Dalton Caldwell’s proposed ad-free Twitter-alternative, has launched an experimental Developer Incentive Program to financially reward developers that create innovative and popular applications using the App.net API.
The upcoming Chirp conference organized by Twitter is bound to interest a new group of developers. Getting up to speed with a new API can take some research, but Twitter makes it easy with a handy list.