Top 4 spherical-geometry open source projects

2D spherical and Cartesian triangulation toolkit using tripack, stripack, srfpack and ssrfpack

A Python package for handling spherical polygons that represent arbitrary regions of the sky

C++, CUDA, and MATLAB codes for the paper "An Exact and Fast Computation of Discrete Fourier Transform for Polar and Spherical Grid"

[KDD 2020] Hierarchical Topic Mining via Joint Spherical Tree and Text Embedding