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Astro vs SvelteKit

Security & risk comparison · Updated June 2026

How does Astro compare to SvelteKit 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 SvelteKit's 77/100. Astro has 3 total CVEs compared to SvelteKit's 5, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

84
Astro
Modern · JAVASCRIPT
vs
77
SvelteKit
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security Astro
95
92
Astro
SvelteKit
performance Tie
65
65
Astro
SvelteKit
ecosystem Astro
88
78
Astro
SvelteKit
ai readiness Astro
92
85
Astro
SvelteKit
developer experience SvelteKit
78
80
Astro
SvelteKit
market trajectory Astro
70
50
Astro
SvelteKit
cost of ownership Astro
90
75
Astro
SvelteKit
Security details
Metric Astro SvelteKit
Total CVEs 3 5
Critical CVEs 0 0
Exploited (KEV) 0 0
CVEs last year 1 2
Avg CVSS 3.2 3.5
Security score 95/100 92/100
Recommended
Astro

Astro scores 84/100. Verdict: Recommended.

Recommended
SvelteKit

SvelteKit scores 78/100. Verdict: Recommended.

Quick facts
Astro
Category: Ssg
Language: JAVASCRIPT
First release: 2021
Generation: Modern
Trend: Rising
Market share: 0.4%
SvelteKit
Category: Fullstack
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.2%
Related briefings
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July 10, 2026
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July 3, 2026
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July 2, 2026
WordPress Has 89 Contributors. Next.js Has 427. SvelteKit Has 452.
June 23, 2026
Remix and SvelteKit: Zero Commits Detected. The Alternatives Flatlined.
June 21, 2026
Node.js June 17 Security Release Affects Every Modern JavaScript Framework
June 18, 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.