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Leaflet v1.8.0

An open-source JavaScript library for mobile-friendly interactive maps




The vitality index, as explicited in the guidelines for the acquisition and reuse of software for Italian PA, is calculated according to the following four main categories:

  • Code activity: the daily number of commits and merges;
  • Release history: the daily number of releases;
  • User community: the number of unique authors;
  • Longevity: the age of the project.

The ranges of every measure can be found in the vitality-ranges.yml file.

Development status: stable

Software functionality


Interactive maps

detailed information

Leaflet v1.8.0

Last release 2022-04-18 (v1.8.0)

Type of maintenance community

Technical contact

Vladimir Agafonkin

Api documentation Leaflet API

Extended description

Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps. Weighing just about 39 KB of JS, it has all the mapping features most developers ever need.

Leaflet is designed with simplicity, performance and usability in mind. It works efficiently across all major desktop and mobile platforms, can be extended with lots of plugins, has a beautiful, easy to use and well-documented API and a simple, readable source code that is a joy to contribute to.

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