ShareMouse - With its easy setup and high level of versatility, ShareMouse is a great tool if you're looking to use a single mouse and keyboard across multiple computers.
Videostream - The easiest way to stream video from your computer to Chromecast or AndroidTV.
Type2phone - Type2Phone: Use your Mac as keyboard for iOS devices
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.
Synergy - Cross-platform software for sharing your mouse and keyboard between multiple computers
AllCast - AllCast is a mobile application that allows you to send photos, videos and music on your phone to your TV.