orfeotoolbox/OTB

Core OSSIM (Open Source Software Image Map) package including C++ code for OSSIM library, command-line applications, tests, and build system

Remote-sensing opensource python library reading optical and SAR sensors, loading and stacking bands, clouds, DEM and spectral indices in a sensor-agnostic way.

Algorithms and utilities for Synthetic Aperture Radar (SAR) sensors

Earth observation processing framework for machine learning in Python

framework for large-scale SAR satellite data processing

GMTSAR

The NASA Ames Stereo Pipeline is a suite of automated geodesy & stereogrammetry tools designed for processing planetary imagery captured from orbiting and landed robotic explorers on other planets.

GRASS - free and open-source geospatial processing engine

Python module for hyperspectral image processing