Videostream - The easiest way to stream video from your computer to Chromecast or AndroidTV.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
AirWire - AirWire is a highly advanced application that enables its users to connect to their smartphone or any tablet device to a network, select any file and start playing any multimedia file.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
AllCast - AllCast is a mobile application that allows you to send photos, videos and music on your phone to your TV.
foobar2000 - An advanced freeware audio player for the Windows platform.