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Comparison guide

Esbuild vs Swc

Side-by-side NPM package comparison

Hero image for Esbuild vs Swc
  1. esbuild

    An extremely fast JavaScript and CSS bundler and minifier.

    Downloads unavailable · 14.7 KB gzip · Health 61/100

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  2. swc

    Alias for @swc/cli

    Downloads unavailable · 129.0 B gzip · Health 43/100

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Choosing between Esbuild and Swc? 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

Weekly download data is unavailable for Esbuild. Weekly download data is unavailable for Swc. Missing data is not zero downloads. We cannot compare download activity until all counts are available.

Bundle Size

Swc has the smallest gzipped bundle at 129.0 B. Esbuild comes in at 14.7 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Esbuild has an overall health score of 61/100 (good), with strong maintenance, security scores. Swc has an overall health score of 43/100 (moderate), with strong security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics. Download data is incomplete; these composite scores include a fallback popularity input and should not determine an overall winner.

When to Choose Each

Choose Esbuild if you value strong security track record. Choose Swc if you value minimal bundle footprint, strong security track record.

Our Verdict

Download data is incomplete for this comparison of Esbuild and Swc. We are not selecting an overall winner from incomplete metrics. Compare the available bundle, maintenance, and quality information against your project's requirements.

Frequently Asked Questions

Is esbuild better than swc?
It depends on your needs. Esbuild has a health score of 61/100 while Swc scores 43/100. Weekly download data is incomplete, so no popularity ranking is available. Consider your specific requirements — bundle size, community support, and feature set — to decide which is the better fit.
Which has a smaller bundle size, esbuild or swc?
Swc has the smaller gzipped bundle at 129.0 B. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use esbuild vs swc?
Weekly download data is incomplete, so no popularity ranking is available. Download counts reflect package installations, not unique developers.
Which is better maintained, esbuild or swc?
Esbuild has a maintenance score of 80/100. Esbuild scores 80/100 and Swc scores 20/100 on maintenance.

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