Xenon

A 100% local all-in-one dashboard for any screen, tablet or phone. Windows, with macOS and Linux in beta. System monitor, media and mic, a voice AI that can build dashboard pages for you, a Stream Deck style grid, RGB lighting, and Twitch/OBS control. Free and source-available, no account, no telemetry. Maintained by marcimastro98 on GitHub, where it has earned 47 stars from the community.

It's actively developed around corsair, system-monitor, xeneon-edge, and is a solid reference for anyone building with these tools.