SdrGlut works nicely with the RSP1 and RSP2. I don’t know about the other versions of the Sdrplay – those are the two that I have. It has been tested on MacOS High Sierra, MacOS Mojave, MacOS Catatina, Windows 7, Windows 10, Ubuntu 18.04, Ubuntu 20.04 and the Raspberry Pi 4. Gqrx and CubicSDR are having problem on some of those system. There are several videos that show its Capabilities. The website is –
https://github.com/righthalfplane/SdrGlut