zlacker

>>jacque+(OP)
> Atkinson still uses HyperCard every day. His address book is a big HyperCard stack, and he has written a number of custom programs to help him with his photography and to maintain his website.

I wonder if he still does in 2020? Or if not, when did he stop?

>>Wowfun+lS3
SuperCard would be a kind of replacement:

https://supercard.us/index.html

>>lispm+214
Unfortunately, that one doesn't have 64-bit support (requires a full rewrite to get off of carbon). So no Catalina, but it is very impressive it works on Tiger through Mojave with no hitches! That's 10 versions of the OS.