A CSS parser, transformer, and minifier written in Rust
- Weekly Downloads
- 0
Trend data unavailable
- Bundle (gzip)
- 3.7 KB
- Updated
- Vulns
- 0
Comparison guide
Side-by-side NPM package comparison

Smallest Bundle
Lightningcss
3.7 KB gzipped
Most Popular
Lightningcss
0 weekly downloads
Best Maintained
Postcss
100/100 maintenance score
Highest Quality
Lightningcss
50/100 quality score
Overall Pick
Lightningcss
Best all-around based on popularity, size, maintenance & quality
A CSS parser, transformer, and minifier written in Rust
Trend data unavailable
Tool for transforming styles with JS plugins
Trend data unavailable
Choosing between Lightningcss and Postcss? 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.
Lightningcss and Postcss both have 0 weekly downloads, indicating equal adoption in the ecosystem.
Lightningcss has the smallest gzipped bundle at 3.7 KB. Postcss comes in at 17.1 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Postcss has an overall health score of 67/100 (good), with strong maintenance, security scores. Lightningcss has an overall health score of 61/100 (good), with strong maintenance, security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
Choose Lightningcss if you value minimal bundle footprint, strong security track record. Choose Postcss if you value actively maintained, strong security track record.
Both Lightningcss and Postcss are solid choices for JavaScript development. Postcss has the edge in overall health score (67/100), 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.