a-stark's Stars
gramps-project/gramps
Source code for Gramps Genealogical program
lmfit/lmfit-py
Non-Linear Least Squares Minimization, with flexible Parameter settings, based on scipy.optimize, and with many additional classes and methods for curve fitting.
Ulm-IQO/qudi
(Legacy project) A modular laboratory experiment management suite, predecessor to qudi-core.