A collection of helpful Mathematica (11.3) bits for the GPR at my local university
HUPP is made almost entirely by Julien Kluge, see http://people.physik.hu-berlin.de/~julien/ We talked sometime in the past about it, and I did only add a dozen(!) letters to his file, in order to migrate to Mathematica 11.3.
(disclaimer: I am not in any way a connected to the staff of hu)
(disclaimer2: I am very inexperienced and do not know a thing about statistics. I hope to improve, but please use this with caution!)