PS4 Remote Play - Use the PS4 Remote Play application to control your PlayStation®4 system from your computer.
HapticKey - Trigger haptic feedback when tapping Touch Bar
OneCast - Stream your Xbox games to your Mac
Haptic Touch Bar - The missing haptic feedback for Touch Bar keys
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.
Touch Bar Simulator - The macOS Touch Bar Simulator as a standalone app