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kepler.gl vs uMap: catalog facts
kepler.gl	uMap
Free Free and open source.	Free Free and open source, with free public instances.
Web	Web, Self-hosted
Handles large datasets with WebGL rendering Runs in the browser with no installation	No coding needed to build and embed a map Several public instances run by OpenStreetMap chapters
Focused on visualization rather than editing or full GIS analysis Performance depends on the browser and GPU	Limited to OpenStreetMap-style background layers Some community resources are in French
Web application	Web application, Self-hosted
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
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.