Kodi - Kodi is an award winning free and open source media player that got its start on the Xbox console.
OpenTheatre - Search movies, series, anime, subtitles, torrents and archives from open directories
Stremio - Watch videos, movies, TV series and TV channels instantly.
iStream - Zero-configuration media-streaming to your SmartTV.
Universal Media Server - Universal Media Server allows you to host your entire library of video, music, and pictures, and broadcast them conveniently to a wide variety of different devices.
VLC Streamer - Stream Videos from desktop to mobile