controllermate requires a kernel extension to work.
If the installation fails, retry after you enable it in:
System Preferences → Security & Privacy → General
For more information, refer to vendor documentation or this Apple Technical Note:
https://developer.apple.com/library/content/technotes/tn2459/_index.html
controllermate has been officially discontinued upstream.
It may stop working correctly (or at all) in recent versions of macOS.
You must reboot for the installation of controllermate to take effect.
