I could dig a few JST sources. It's a mess but it also contains Keith (Abaddon) early JST work.
And at least Lotus versions are all supported in the JST install (including CD32 images
)
I didn't bother to put them on github. My dropbox will be enough
https://www.dropbox.com/s/rqo1htv74z...ource.zip?dl=0