bun
Popular
Version 1.3.10
90
ExcellentBun is a fast all-in-one JavaScript runtime.
- Weekly Downloads
- 774.6K
↑29%
- Bundle (gzip)
- 5.8 KB
- Updated
- Vulns
- 0
Health Score Breakdown
Maintenance
100
Popularity
90
Quality
80
Security
100
Stability
70
Bun vs Deno vs Nodejs
Side-by-side NPM package comparison
deno
Moderate
Version 2.7.5
84
ExcellentA modern runtime for JavaScript and TypeScript.
- Weekly Downloads
- 48.9K
↑9%
- Bundle (gzip)
- 3.3 KB
- Updated
- Vulns
- 0
Health Score Breakdown
Maintenance
100
Popularity
60
Quality
80
Security
100
Stability
70
nodejs
Niche
Version 0.0.0
69
Good- Weekly Downloads
- 7.0K
↑13%
- Bundle (gzip)
- 0 B
- Updated
- Vulns
- 0
Health Score Breakdown
Maintenance
80
Popularity
50
Quality
50
Security
100
Stability
70
Choosing between Bun and Deno and Nodejs? 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
Bun leads with 774.6K weekly downloads — roughly 15.9x more. Deno has 48.9K weekly downloads. Nodejs has 7.0K weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Bundle Size
Nodejs has the smallest gzipped bundle at 0 B. Deno comes in at 3.3 KB. Bun comes in at 5.8 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Health Score Comparison
Bun has an overall health score of 90/100 (excellent), with strong maintenance, quality, security, popularity scores. Deno has an overall health score of 84/100 (very good), with strong maintenance, quality, security scores. Nodejs has an overall health score of 69/100 (good), with strong maintenance, security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
When to Choose Each
Choose Bun if you value actively maintained, strong security track record. Choose Deno if you value minimal bundle footprint, actively maintained, strong security track record. Choose Nodejs if you value strong security track record.
Our Verdict
Both Bun and Deno and Nodejs are solid choices for JavaScript development. Bun has the edge in overall health score (90/100), 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 bun better than deno?
- It depends on your needs. Bun has a health score of 90/100 while Deno scores 84/100. Bun has more weekly downloads (774.6K), 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, bun or deno?
- Deno has the smaller gzipped bundle at 3.3 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
- How many developers use bun vs deno?
- Based on npm download statistics, Bun has approximately 774.6K weekly downloads and Deno has approximately 48.9K weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
- Which is better maintained, bun or deno?
- Bun currently has the higher overall health score at 90/100. Bun has a maintenance score of 100/100 and Deno scores 100/100 on maintenance.
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