Plugin
Get the Stream Deck plugin for Windows and macOS on Elgato Marketplace:
Most users should start with the Stream Deck plugin. If you need the optional Windows helper that unlocks advanced sensors, read on.
Helper
The optional Windows helper unlocks LibreHardwareMonitor-backed sensors such as AMD/Intel GPU metrics, temperatures, fan speeds, and voltages:
If you strongly care about installer size and already have the required .NET and WinUI runtime dependencies installed, you can grab the framework-dependent installer from the GitHub Releases page.