Maps & Navigation · head to head
Kepler.gl vs Leaflet

Kepler.gl
Maps & Navigation
Powerful open-source geospatial analysis tool for large-scale datasets, enabling beautiful data visualizations without coding
- From
- On request
- Rated
- -

Leaflet
Maps & Navigation
Leading open-source JavaScript library for mobile-friendly interactive maps, used by millions of developers worldwide
- From
- Free
- Rated
- -
The short version
- Only Leaflet has a free tier, so it costs nothing to try first.
- Each has a real cost: Kepler.gl kepler.gl is a free open source library with no vendor-sold edition; confirmed by the absence of any App Store, marketplace or G-Cloud listing, support is limited to community GitHub issues rather than a purchased SLA.; Leaflet 2D only with no support for 3D features, tilt, or rotation
Where they differ
Only the attributes on which Kepler.gl and Leaflet actually diverge.
Identical on both: platforms (Web), user rating (Not yet rated), category (Maps & Navigation).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Kepler.gl
Nothing recorded that Leaflet does not also cover.
Only in Leaflet
Nothing recorded that Kepler.gl does not also cover.
Both cover
- Core Functionality
- User Interface
What people use each for
The jobs each tool is most often brought in to do.
Kepler.gl
No use cases recorded yet. See the Kepler.gl review.
Leaflet
- Embedding interactive maps in a web pagenot Kepler.gl
- Mobile-friendly map interfaces across desktop and mobile browsersnot Kepler.gl
- Mapping where bundle size matters, at roughly 42 KB of JavaScriptnot Kepler.gl
- Extending a basic map with plugins rather than adopting a full platformnot Kepler.gl
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Kepler.gl
- Kepler.gl is a free open source library with no vendor-sold edition; confirmed by the absence of any App Store, marketplace or G-Cloud listing, support is limited to community GitHub issues rather than a purchased SLA.
Leaflet
- 2D only with no support for 3D features, tilt, or rotation
- Performance degrades when rendering large datasets of complex vector geometries without optimization
- Limited dynamic styling support; style is fixed on the server when using raster tiles
- Lacks native support for WMS features; requires plugins like Leaflet.WMS and complex feature identification is cumbersome
- Requires external tile service for map imagery; does not provide map tiles natively
Pricing, plan by plan
Kepler.gl
On requestNo published plan breakdown. See the Kepler.gl review.
Leaflet
FreeNo published plan breakdown. See the Leaflet review.
Which should you pick?
Choose Kepler.gl if
Nothing in the data separates Kepler.gl from Leaflet on the points above - pick on price and on how each one feels to use.
Questions people ask
- Is Kepler.gl or Leaflet better?
- Neither clearly leads. Kepler.gl starts at On request and Leaflet at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Kepler.gl or Leaflet?
- Leaflet has a free tier; the other does not. Paid plans start at On request for Kepler.gl and Free for Leaflet.
- Does Kepler.gl or Leaflet run on more platforms?
- Both run on Web, so platform support will not decide this one for you.
- Can I use Leaflet for free?
- Yes. Leaflet has a free tier, so you can try it without paying. Kepler.gl starts at On request.
Answered from the vendors’ own pages
Leaflet: Is Leaflet free and open source?
Yes. Leaflet is open-source JavaScript library licensed for free use. Over 400 plugins add capabilities like marker clustering, heatmaps, drawing tools, geocoding, and routing.
SourceLeaflet: How do I include Leaflet in my project via CDN?
Leaflet is available on multiple free CDNs including unpkg, cdnjs, and jsDelivr. Include the CSS stylesheet from https://unpkg.com/leaflet@1.9.4/dist/leaflet.css and JavaScript from https://unpkg.com/leaflet@1.9.4/dist/leaflet.js in your HTML head.
SourceLeaflet: What mapping services does Leaflet support?
Leaflet integrates seamlessly with various mapping services including OpenStreetMap, Google Maps, Bing, and other custom tile providers, allowing developers to choose the best base layer.
SourceLeaflet: What is the file size of Leaflet?
Leaflet weighs about 42 KB of JavaScript.
Source