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Gatsby vs Astro

Security & risk comparison · Updated June 2026

How does Gatsby compare to Astro on security, AI-readiness, and total cost of ownership? We scored both across 7 dimensions using NVD/NIST CVE data, GitHub metrics, and our scan of 10M+ sites.

Key finding

Astro scores 84/100 overall versus Gatsby's 60/100. Astro has 3 total CVEs compared to Gatsby's 15, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

60
Gatsby
Modern · JAVASCRIPT
vs
84
Astro
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security Astro
78
95
Gatsby
Astro
performance Tie
65
65
Gatsby
Astro
ecosystem Astro
25
88
Gatsby
Astro
ai readiness Astro
60
92
Gatsby
Astro
developer experience Astro
70
78
Gatsby
Astro
market trajectory Astro
25
70
Gatsby
Astro
cost of ownership Tie
90
90
Gatsby
Astro
Security details
Metric Gatsby Astro
Total CVEs 15 3
Critical CVEs 1 0
Exploited (KEV) 0 0
CVEs last year 4 1
Avg CVSS 4.2 3.2
Security score 78/100 95/100
Acceptable
Gatsby

Gatsby scores 60/100. Verdict: Acceptable.

Recommended
Astro

Astro scores 84/100. Verdict: Recommended.

Quick facts
Gatsby
Category: Ssg
Language: JAVASCRIPT
First release: 2015
Generation: Modern
Trend: Stable
Market share: 0.3%
Astro
Category: Ssg
Language: JAVASCRIPT
First release: 2021
Generation: Modern
Trend: Rising
Market share: 0.4%
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July 10, 2026
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July 3, 2026
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Data sourced from NVD/NIST CVE database, GitHub API, and WebPulse framework scanner. Scores calculated using a 7-dimension model covering security, performance, ecosystem health, AI-readiness, developer experience, market trajectory, and cost of ownership. Updated June 2026.