VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
api.video - Building the backbone of online video
QuickTime Player - Watch Internet video, HD movie trailers, and personal media clips.
BitTorrent Live - Live streaming video. iPhone, Apple TV, MacOS. Android soon.
JuceVLC - JuceVLC is VLC with a simple MediaCenter-like fullscreen User Interface.
Movies Anywhere - Combine movies on iTunes, Amazon & Google Play in one place