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Comparison guide

Leaflet vs Mapbox-gl

Side-by-side NPM package comparison

Quick Verdict

Smallest Bundle

Leaflet

41.7 KB gzipped

Most Popular

Leaflet

5.1M weekly downloads

Best Maintained

Mapbox-gl

100/100 maintenance score

Highest Quality

Leaflet

50/100 quality score

Overall Pick

Leaflet

Best all-around based on popularity, size, maintenance & quality

  1. leaflet

    JavaScript library for mobile-friendly interactive maps

    5.1M weekly downloads · 41.7 KB gzip · Health 61/100

    0
  2. mapbox-gl

    A WebGL interactive maps library

    2.4M weekly downloads · 504.0 KB gzip · Health 85/100

    0

Choosing between Leaflet and Mapbox-gl? Here's a data-driven comparison based on real npm data — downloads, bundle size, health scores, and more — to help you decide which package fits your project best.

Downloads & Popularity

Leaflet leads with 5.1M weekly downloads — roughly 2.1x more. Mapbox-gl has 2.4M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Leaflet has the smallest gzipped bundle at 41.7 KB. Mapbox-gl comes in at 504.0 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Mapbox-gl has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Leaflet has an overall health score of 61/100 (good), with strong security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.

When to Choose Each

Choose Leaflet if you value large community support, strong security track record. Choose Mapbox-gl if you value large community support, actively maintained, strong security track record.

Our Verdict

Both Leaflet and Mapbox-gl are solid choices for JavaScript development. Mapbox-gl has the edge in overall health score (85/100), while each package brings unique strengths to the table. Evaluate them based on your project's priorities — whether that's community size, bundle efficiency, or maintenance activity — and choose the one that aligns best with your requirements.

Frequently Asked Questions

Is leaflet better than mapbox-gl?
It depends on your needs. Leaflet has a health score of 61/100 while Mapbox-gl scores 85/100. Leaflet has more recorded weekly downloads (5.1M). Consider your specific requirements — bundle size, community support, and feature set — to decide which is the better fit.
Which has a smaller bundle size, leaflet or mapbox-gl?
Leaflet has the smaller gzipped bundle at 41.7 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use leaflet vs mapbox-gl?
Leaflet has more recorded weekly downloads (5.1M). Download counts reflect package installations, not unique developers.
Which is better maintained, leaflet or mapbox-gl?
Mapbox-gl has a maintenance score of 100/100. Leaflet scores 20/100 and Mapbox-gl scores 100/100 on maintenance.

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