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Comparison guide

Arktype vs Zod

Side-by-side NPM package comparison

Hero image for Arktype vs Zod

Quick Verdict

Smallest Bundle

Arktype

44.7 KB gzipped

Most Popular

Zod

161.1M weekly downloads

Best Maintained

Zod

100/100 maintenance score

Highest Quality

Zod

80/100 quality score

Overall Pick

Zod

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

arktype icon

arktype

Popular

Version 2.2.0

0
77
Good

TypeScript's 1:1 validator, optimized from editor to runtime

Weekly Downloads
865.8K
12%
Bundle (gzip)
44.7 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
90
Quality
50
Security
100
Stability
70
zod icon

zod

Extremely Popular

Version 4.4.3

0
92
Excellent

TypeScript-first schema declaration and validation library with static type inference

Weekly Downloads
161.1M
28%
Bundle (gzip)
60.3 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
80
Security
100
Stability
70

Choosing between Arktype and Zod? 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

Zod leads with 161.1M weekly downloads — roughly 186.1x more. Arktype has 865.8K weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Arktype has the smallest gzipped bundle at 44.7 KB. Zod comes in at 60.3 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Zod has an overall health score of 92/100 (excellent), with strong maintenance, quality, security, popularity scores. Arktype has an overall health score of 77/100 (very good), with strong maintenance, security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.

When to Choose Each

Choose Arktype if you value strong security track record. Choose Zod if you value massive community and ecosystem, actively maintained, strong security track record.

Our Verdict

Both Arktype and Zod are solid choices for JavaScript development. Zod has the edge in overall health score (92/100), 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 arktype better than zod?
It depends on your needs. Arktype has a health score of 77/100 while Zod scores 92/100. Zod has more weekly downloads (161.1M), 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, arktype or zod?
Arktype has the smaller gzipped bundle at 44.7 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use arktype vs zod?
Based on npm download statistics, Arktype has approximately 865.8K weekly downloads and Zod has approximately 161.1M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, arktype or zod?
Zod currently has the higher overall health score at 92/100. Arktype has a maintenance score of 80/100 and Zod scores 100/100 on maintenance.

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