BuddyPress will transform an installation of WordPress MU into a social network platform. It is a set of WordPress MU specific plugins, each plugin adding a distinct new feature. BuddyPress contains all the features you’d expect from WordPress but aims to let members socially interact.
BuddyPress-Kaltura Media Component
Integrates Kaltura open-source video platform seamlessly. This component adds missing media rich features like photos, videos and audios uploading to BuddyPress which are essential if you are building social network.