Raspbian OS I successfully use with lightshowpi
https://downloads.raspberrypi.org/raspbian/images/raspbian-2020-02-14/
I use this OS Buster version with Lightshowpi since the newer OS versions don't support older python scripts and libraries such as the ones Lightshowpi is required to use.
Here is a link of the original Buster IMG, some instructions, and when I have more time I'll add my pre-configured Lightshowpi IMG: