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GPS Visualizer vs GPSBabel: catalog facts
GPS Visualizer	GPSBabel
Free Free to use, supported by donations.	Free Free software distributed under the GNU General Public License.
Web	Windows, macOS, Linux
Many output formats, from Leaflet maps to KML and SVG Elevation profiles and elevation lookup	Supports hundreds of GPS receivers and programs Filtering and track simplification tools
Dense, dated interface with many options Online only	Does not convert or transfer maps Aimed more at conversion than visual editing
Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL
No account needed	No account needed
Needs internet	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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