Hi,
just to help you a bit, you should've recieved it per mail.
If not here you go for their stuff (all on dropbox, i miss the "opensource" they claim as well.
Mini 2020: [
www.dropbox.com]
XL 4020: [
www.dropbox.com]
I couldn't find the STL's used for the XL as well. maybe someone has luck and found em ?