Interestingly enough, UEFI ships with UI toolkit. This can be partially customized by vendor, but essentially the idea is that for many simpler utilities and co

Interestingly enough, UEFI ships with UI toolkit. This can be partially customized by vendor, but essentially the idea is that for many simpler utilities and config panels, you can don't have to worry about details and just use a basic UI framework which will be handled into VT-UTF8 or GUI as needed.