PS4 Remote Play - Use the PS4 Remote Play application to control your PlayStation®4 system from your computer.
Chiaki - Chiaki is an open source PS4 remote play client that has been designed to track everything related to your gameplay on your operating systems.
OneCast - Stream your Xbox games to your Mac
PStreamer - PStreamer is a leading gaming console application that allows you to play PS4 games right on your Android devices.
Repl4y - Repl4y is an all-in-one remote play application that has been designed for PS4 AND PS5 to get awesome functionalities while you are playing.
Steam Link - Play your Steam games on any TV in the house