There is an extension API: https://gjs.guide/extensions/development/creating.html https://gjs.guide/extensions/development/creating.html The API isn't guarante

There is an extension API: https://gjs.guide/extensions/development/creating.html https://gjs.guide/extensions/development/creating.html The API isn't guaranteed to be backwards compatible, though, so you do need to occasionally update your extension code when a new version of Gnome comes out.