A library for building fast, lightweight web components
- Weekly Downloads
- 5.7M
- Bundle (gzip)
- 31.2 KB
- Updated
- Vulns
- 0
Comparison guide
Side-by-side NPM package comparison

Lit leads across all categories in this comparison. Check the detailed metrics below to see how each package performs for your specific needs.
A library for building fast, lightweight web components
Cybernetically enhanced web apps
Choosing between Lit and Svelte? 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.
Lit leads with 5.7M weekly downloads — roughly 1.1x more. Svelte has 4.9M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Lit has the smallest gzipped bundle at 31.2 KB. Svelte comes in at 833.1 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Lit has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Svelte has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
Choose Lit if you value large community support, actively maintained, strong security track record. Choose Svelte if you value large community support, actively maintained, strong security track record.
Both Lit and Svelte are solid choices for JavaScript development. Lit 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.
One PDF: the best package for every category (ORMs, bundlers, auth, testing, state management). Used by 500+ devs. Free, updated monthly.