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Comparison guide

Swc vs Typescript

Side-by-side NPM package comparison

Quick Verdict

Smallest Bundle

Swc

89.0 B gzipped

Most Popular

Typescript

197.2M weekly downloads

Best Maintained

Typescript

80/100 maintenance score

Highest Quality

Typescript

80/100 quality score

Overall Pick

Typescript

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

swc

Moderate

Version 1.0.11

0
59
Fair

Alias for @swc/cli

Weekly Downloads
18.4K
13%
Bundle (gzip)
89.0 B
Updated
Vulns
0

Health Score Breakdown

Maintenance
40
Popularity
60
Quality
50
Security
100
Stability
70
typescript icon

typescript

Extremely Popular

Version 6.0.3

0
86
Excellent

TypeScript is a language for application scale JavaScript development

Weekly Downloads
197.2M
13%
Bundle (gzip)
958.6 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
100
Quality
80
Security
100
Stability
70

Choosing between Swc and Typescript? 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

Typescript leads with 197.2M weekly downloads — roughly 10737.6x more. Swc has 18.4K weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Swc has the smallest gzipped bundle at 89.0 B. Typescript comes in at 958.6 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Typescript has an overall health score of 86/100 (very good), with strong maintenance, quality, security, popularity scores. Swc has an overall health score of 59/100 (moderate), with strong security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.

When to Choose Each

Choose Swc if you value minimal bundle footprint, strong security track record. Choose Typescript if you value massive community and ecosystem, strong security track record.

Our Verdict

Both Swc and Typescript are solid choices for JavaScript development. Typescript has the edge in overall health score (86/100), 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 swc better than typescript?
It depends on your needs. Swc has a health score of 59/100 while Typescript scores 86/100. Typescript has more weekly downloads (197.2M), suggesting broader adoption. Consider your specific requirements — bundle size, community support, and feature set — to decide which is the better fit.
Which has a smaller bundle size, swc or typescript?
Swc has the smaller gzipped bundle at 89.0 B. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use swc vs typescript?
Based on npm download statistics, Swc has approximately 18.4K weekly downloads and Typescript has approximately 197.2M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, swc or typescript?
Typescript currently has the higher overall health score at 86/100. Swc has a maintenance score of 40/100 and Typescript scores 80/100 on maintenance.

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