List_of_codes.md

List of Microlens Modeling Codes

Below is a list of publicly available gravitational microlensing modeling packages.

Name and Repo	Docs	Language	Main Paper	Note
VBMicrolensing		C++, python wrapper		model generation only
RTModel	docs	C++, python wrapper		model fitting (VBM for generation)
pyLIMA	docs	python
MulensModel	docs	python
eesunhong	docs	fortran
BAGLE	docs	python
muLAn		python
microlux	docs	python-JAX
microjax	docs	python-JAX

Comparisons of the different codes can be found in:

• List of Model Classes Supported
• List of Model Fitting Approaches
• Lu et al. 2026