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SvelteKit vs Gatsby

Security & risk comparison · Updated June 2026

How does SvelteKit compare to Gatsby 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

SvelteKit scores 77/100 overall versus Gatsby's 60/100. SvelteKit has 5 total CVEs compared to Gatsby's 15, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

77
SvelteKit
Modern · JAVASCRIPT
vs
60
Gatsby
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security SvelteKit
92
78
SvelteKit
Gatsby
performance Tie
65
65
SvelteKit
Gatsby
ecosystem SvelteKit
78
25
SvelteKit
Gatsby
ai readiness SvelteKit
85
60
SvelteKit
Gatsby
developer experience SvelteKit
80
70
SvelteKit
Gatsby
market trajectory SvelteKit
50
25
SvelteKit
Gatsby
cost of ownership Gatsby
75
90
SvelteKit
Gatsby
Security details
Metric SvelteKit Gatsby
Total CVEs 5 15
Critical CVEs 0 1
Exploited (KEV) 0 0
CVEs last year 2 4
Avg CVSS 3.5 4.2
Security score 92/100 78/100
Recommended
SvelteKit

SvelteKit scores 78/100. Verdict: Recommended.

Acceptable
Gatsby

Gatsby scores 60/100. Verdict: Acceptable.

Quick facts
SvelteKit
Category: Fullstack
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.2%
Gatsby
Category: Ssg
Language: JAVASCRIPT
First release: 2015
Generation: Modern
Trend: Stable
Market share: 0.3%
Related briefings
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
Gatsby: 55K Stars, 183 Commits. Developer Love Dies Quietly.
June 21, 2026
HTMX Surpassed Gatsby and SvelteKit. 11,482 Sites at 10M.
June 2026
Joomla: 352,042 Detections. More Than Astro, SvelteKit, Remix, and Gatsby Combined.
June 2026
More comparisons
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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.