Open Source Software
The SNAP architecture is ideal for Earth Observation processing and analysis due the following technological innovations: Extensibility, Portability, Modular Rich Client Platform, Generic EO Data Abstraction, Tiled Memory Management, and a Graph Processing Framework.
It is advanced 3D modeling software used for creating huge, interactive and immersive urban environments in less time. The cities create using CityEngine can be based on real-world GIS data or showcase a fictional city of the past, present, or future.
Quantum GIS (Q-Gis) 3.14.1
QGIS is a free and open-source cross-platform desktop geographic information system application that supports viewing, editing, and analysis of geospatial data.