This is my (sametz) fork of Fit-o-mat for personal use and tinkering. I have retained the original README as README_original.md, and have retained the original author's license.
From the original README:
Fit-o-mat - a versatile program for nonlinear least-squares fitting
(also check out http://www.moeglich.uni-bayreuth.de/en/fit-o-mat/)