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Generic Mapping Tools vs QGIS: catalog facts
Generic Mapping Tools	QGIS
Free Free and open source under the GNU Lesser General Public License.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
Processes geographic and Cartesian data Includes more than 30 map projections and transformations	Print layout designer with atlases and reports Precise digitizing and CAD-like editing tools
Requires supporting geographic data for features such as coastlines and political boundaries	Steep learning curve for newcomers to GIS Interface is dense with options
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-3.0-or-later	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.