QGIS - QGIS is a desktop geographic information system, or GIS.
MySQL - The world's most popular open source database
Garmin BaseCamp - Garmin® BaseCamp® provides an interface for viewing Garmin map products and managing...
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
GRASS GIS - GRASS GIS is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.
SQLite - SQLite Home Page