QGIS - QGIS is a desktop geographic information system, or GIS.
Maptitude - Maptitude is a mapping software that is fitted with GIS features that avail maps and other forms of data regarding the surrounding geographical areas. Read more about Maptitude.
ArcGIS - ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.
GPS Visualizer - GPS Visualizer is an online DIY Mapping facility that allows you to create profiles and maps seamlessly by using geographic data.
Topocal - TopoCal - Cálculos Topográficos: la topografía al alcance de todos. ¡Ya puedes descargar TopoCal 2020!
PostGIS - Open source spatial database