Yahoo! released Friends on Fire, a Fire Eagle application for Facebook that lets you share your location with your friends. (Via Yodel Anecdotal)

WeFollow is a new, nice designed Twitter directory by Kevin Rose. (Via Twitter / Heiko Hebig)

Seesmic announced Seesmic for Facebook, an Adobe Air Facebook desktop client. Beside status updates it will support pictures and videos soon. Seesmic’s popular Twitter client twhirl will have Facebook support integrated in future. (Via Seesmic Blog)

After leaving FastCompany TV Robert Scoble‘s new project will be Building 43, a content and social networking community. (Via TechCrunch)

socialmedian, a social news service acquired by XING in December 2008, uses now Facebook Connect to let people login and participate on socialmedian. (Via socialmedian Blog)

Google Quick Search Box can now update your Twitter status. There is an instruction how to tweet on the Google Code site for Google Quick Search. (Via Twitter / steverubel)