There are 4 repositories under google-chromecast topic.
cli for Google Chromecast, Home devices and Cast Groups
Java implementation of ChromeCast V2 protocol client
A open source software to create a digital signage system with google chromecasts.
Chromecast desktop app: Node.js, Electron, React & Material-UI.
Sample of player with chromecast supporting
Configure a Chromecast device without having to use Google Home or any other app.
Manage chromecast devices and play media on them ( work in progress )