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SAGA GIS vs Generic Mapping Tools: catalog facts
SAGA GIS	Generic Mapping Tools
Free Free and open source.	Free Free and open source under the GNU Lesser General Public License.
Windows, Linux	Windows, macOS, Linux, Command line
Strong focus on terrain analysis Geoscientific processing tools in one desktop program	Processes geographic and Cartesian data Includes more than 30 map projections and transformations
Aimed at analysis rather than map layout Project site is sparse and forwards to SourceForge	Requires supporting geographic data for features such as coastlines and political boundaries
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: LGPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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