💻 Open-source projects:
Greenlight 
Electron application that allows you to Stream your Xbox One / Xbox Series console to your computer. Works on Windows, OSX and Linux.
Open on Github
xbox-xcloud-player
Xbox-Xcloud-Player is a library that can connect to an xCloud / xHome stream using WebRTC and provides an API interface for controlling the stream. Mainly developed to separate the player from Greenlight.
Open on Github
homebridge-smartglass
Homebridge plugin that adds support for the Xbox console. Allows you to turn on, off and control using the build-in iOS remote.
Open on Github
xbox-smartglass-core-node 
NodeJS library for controlling an Xbox over the Smartglass Protocol.
Open on Github