lintsampler: Easy random sampling via linear interpolation. - Aneesh P. Naik; Michael S. Petersen (J. Open Source Softw., 2024)

EXP: a Python/C++ package for basis function expansion methods in galactic dynamics. - Michael S. Petersen; Martin D. Weinberg (J. Open Source Softw., 2025)

commensurability: a Python package for classifying astronomical orbits based on their toroid volume. - Subhadeep Sarkar; Michael S. Petersen (J. Open Source Softw., 2025)