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Eslint vs Prettier

Side-by-side NPM package comparison

eslint

Extremely Popular

Version 10.0.3

85
Excellent

An AST-based pattern checker for JavaScript.

Weekly Downloads
84.9M
↑6%
Bundle (gzip)
347.2 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
50
Security
100
Stability
70

prettier

Extremely Popular

Version 3.8.1

79
Good

Prettier is an opinionated code formatter

Weekly Downloads
67.9M
2%Stable
Bundle (gzip)
31.2 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
100
Quality
50
Security
100
Stability
70

Choosing between Eslint and Prettier? 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

Eslint leads with 84.9M weekly downloads — roughly 1.3x more. Prettier has 67.9M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Prettier has the smallest gzipped bundle at 31.2 KB. Eslint comes in at 347.2 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Eslint has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Prettier has an overall health score of 79/100 (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 Eslint if you value massive community and ecosystem, actively maintained, strong security track record. Choose Prettier if you value massive community and ecosystem, strong security track record.

Our Verdict

Both Eslint and Prettier are solid choices for JavaScript development. Eslint 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.

Frequently Asked Questions

Is eslint better than prettier?
It depends on your needs. Eslint has a health score of 85/100 while Prettier scores 79/100. Eslint has more weekly downloads (84.9M), 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, eslint or prettier?
Prettier has the smaller gzipped bundle at 31.2 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use eslint vs prettier?
Based on npm download statistics, Eslint has approximately 84.9M weekly downloads and Prettier has approximately 67.9M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, eslint or prettier?
Eslint currently has the higher overall health score at 85/100. Eslint has a maintenance score of 100/100 and Prettier scores 80/100 on maintenance.

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