What is Shortwave (Gnome)?
The successor of Gradio, Shortwave will include all important Gradio features and more.
Discovery and search radio stations listed in the radio-browser.info database, listen to them, automatically record songs, and stream to Google Cast-enabled (Chromecast) devices.
Shortwave (Gnome) Screenshots
Shortwave (Gnome) information
Comments and Reviews
Said about Shortwave (Gnome) as an alternative
The same functionality and it's open-source.