QG

QGIS

Free and open-source geographic information system

Maps & GIS ★ 14.2k stars Medium setup GPL-2.0

QGIS is a professional, full-featured geographic information system for creating, editing, analyzing, and visualizing spatial data. It runs on the desktop and supports many data formats and plugins.

Key features

  • Full GIS analysis toolkit
  • Many data format support
  • Large plugin ecosystem
  • Map composer

Strengths

  • Released under the GPL-2.0 license
  • Mature project with 14.2k GitHub stars
  • Written in C++

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