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Garmin BaseCamp vs Viking: catalog facts
Garmin BaseCamp	Viking
Free Free download from Garmin.	Free Free and open source under the GNU GPL.
Windows, macOS	Windows, Linux
Plans routes on a computer before a trip Organizes waypoints, tracks and maps in one place	Edits tracks, routes and waypoints in GPX, KML and TCX Shows OSM, Bing Aerial and other map layers
Built around Garmin devices and maps Closed source	Real-time GPS and Mapnik rendering are not available on Windows GTK interface looks dated on Windows
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it 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.