Software · head to head
ChartCo vs Leaflet

Leaflet
Software
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: ChartCo requires specialized maritime knowledge to fully utilize features; Leaflet 2D only with no support for 3D features, tilt, or rotation
- They diverge on capability: ChartCo covers Chart management, Leaflet covers Core Functionality.
Where they differ
Only the attributes on which ChartCo and Leaflet actually diverge.
Identical on both: user rating (Not yet rated), category (Unknown).
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 ChartCo
- Chart management
- Publication updates
- Compliance tracking
- Fleet administration
- ECDIS
- Fleet management systems
- Procurement
- Web support
Only in Leaflet
- Core Functionality
- User Interface
What people use each for
The jobs each tool is most often brought in to do.
ChartCo
No use cases recorded yet. See the ChartCo review.
Leaflet
- Embedding interactive maps in a web pagenot ChartCo
- Mobile-friendly map interfaces across desktop and mobile browsersnot ChartCo
- Mapping where bundle size matters, at roughly 42 KB of JavaScriptnot ChartCo
- Extending a basic map with plugins rather than adopting a full platformnot ChartCo
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
ChartCo
- Requires specialized maritime knowledge to fully utilize features
- High cost for maritime-specific software
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
ChartCo
$300/month- OneOcean$600/month
- Chart management
- Publications
- Compliance tracking
Leaflet
FreeNo published plan breakdown. See the Leaflet review.
Which should you pick?
Choose ChartCo if
- You need chart management.
- You work on Web, Desktop.
- You also want publication updates.
Choose Leaflet if
- You need core functionality.
- You want to start without paying.
- You also want user interface.
Questions people ask
- Is ChartCo or Leaflet better?
- Neither clearly leads. ChartCo starts at $300/month and Leaflet at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, ChartCo or Leaflet?
- Leaflet has a free tier; the other does not. Paid plans start at $300/month for ChartCo and Free for Leaflet.
- Does ChartCo or Leaflet run on more platforms?
- ChartCo runs on Web, Desktop. Leaflet runs on Web.
- Can I use Leaflet for free?
- Yes. Leaflet has a free tier, so you can try it without paying. ChartCo starts at $300/month.
- What can ChartCo do that Leaflet cannot?
- ChartCo covers Chart management, Publication updates, Compliance tracking, Fleet administration. Leaflet covers Core Functionality, User Interface.
Answered from the vendors’ own pages
ChartCo: What does ChartCo OneOcean provide?
ChartCo OneOcean is an integrated maritime software platform that combines electronic navigational charts, publications, weather data, and compliance tools for voyage planning and maritime safety.
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.
SourceChartCo: How many vessels use ChartCo PassageManager?
ChartCo's PassageManager software is used by approximately 6,500 vessels worldwide for passage planning and navigational chart management.
Leaflet: 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.
SourceChartCo: Does ChartCo help with environmental compliance?
Yes, ChartCo OneOcean includes EnviroManager for compliance with MARPOL and regional environmental regulations, helping crews manage waste and minimize discharge risks.
Leaflet: 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.
SourceRelated pages
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