Metastream - Watch streaming media with friends
Kodi - Kodi is an award winning free and open source media player that got its start on the Xbox console.
Watch2Gether - Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.
Serviio - Web on Big Screen. Serviio enables playback of online sources like RSS feeds, live streams or web site content so that you can listen to your favourite podcasts or watch latest TV programmes published online.
Kosmi - Digital Hangouts Reinvented
Emby - media server for personal streaming movies tv music photos in mobile app or browser for all devices android iOS windows phone appletv androidtv smarttv and dlna.