Apple TV - New Apple TV running tvOS
Kodi - Kodi is an award winning free and open source media player that got its start on the Xbox console.
Stremio - Watch videos, movies, TV series and TV channels instantly.
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.
Mi Box - 4K Ultra HD streaming and gaming box powered by Android TV
OSMC - OSMC is a free and open source media center built for the people, by the people.