QGIS (Quantum GIS) is a cross-platform free and open-source desktop geographic information system (GIS) application that supports viewing, editing, and analysis of geospatial data. Developed by OSGeo, Open Source Geospatial Foundation
License: Open Source
QGIS is a powerful open-source GIS software with extensive features and customization options, making it ideal for advanced users and complex GIS projects. In contrast, Mapline offers a more user-friendly, cloud-based solution suitable for collaborative mapping and quick data visualization, but lacks some of the advanced functionalities of QGIS.