Here’s the Deal
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When comparing ArcGIS JS API vs Leaflet, the Slant community recommends Leaflet for most people. In the question“What are the best JavaScript web mapping libraries?” Leaflet is ranked 1st while ArcGIS JS API is ranked 3rd. The most important reason people chose Leaflet is:
Feels much more modern than e.g. OpenLayers.
Ranked in these QuestionsQuestion Ranking
Common Questions
Pros
Pro All in one solution and ecosystem for GIS apps
Pro Has a nice API
Feels much more modern than e.g. OpenLayers.
Pro Plugins are easy to develop
Pro Mobile friendly
Supports mobile-friendly jestures like pinch to zoom, dbl-tap, drag, fling, etc.
Pro Well structured and readable source code
Pro Very small
Weighing just about 33 KB of JS, it is pretty small without losing any useful features.
Cons
Con Requires a license is not free
No cons yet!
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