ANISE provides a toolkit and files for Attitude, Navigation, Instrument, Spacecraft, and Ephemeris data. It's a modern replacement of the NAIF SPICE toolkit.
RotEx is a set of python helper functions to apply 3D rotation, like Euler Angles etc, based on scipy.spatial.transform.Rotation. You can learn, understand and test Rotation quickly, and use these functions in your codes easily.
