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HTMX vs Gatsby

Security & risk comparison · Updated June 2026

How does HTMX 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

HTMX scores 79/100 overall versus Gatsby's 60/100. HTMX has 1 total CVEs compared to Gatsby's 15, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

79
HTMX
Modern · JAVASCRIPT
vs
60
Gatsby
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security HTMX
95
78
HTMX
Gatsby
performance Tie
65
65
HTMX
Gatsby
ecosystem HTMX
80
25
HTMX
Gatsby
ai readiness HTMX
78
60
HTMX
Gatsby
developer experience HTMX
75
70
HTMX
Gatsby
market trajectory HTMX
55
25
HTMX
Gatsby
cost of ownership Tie
90
90
HTMX
Gatsby
Security details
Metric HTMX Gatsby
Total CVEs 1 15
Critical CVEs 0 1
Exploited (KEV) 0 0
CVEs last year 0 4
Avg CVSS 2.0 4.2
Security score 95/100 78/100
Recommended
HTMX

HTMX scores 79/100. Verdict: Recommended.

Acceptable
Gatsby

Gatsby scores 60/100. Verdict: Acceptable.

Quick facts
HTMX
Category: Frontend_lib
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.1%
Gatsby
Category: Ssg
Language: JAVASCRIPT
First release: 2015
Generation: Modern
Trend: Stable
Market share: 0.3%
Related briefings
Zero-CVE Frameworks Gain Share: Hugo, Astro, HTMX
July 3, 2026
8 Frameworks Shipped Updates in One Week — Why It Matters
July 2, 2026
Htmx v4.0 Beta: The Server-First Architecture AI Agents Can Read
June 30, 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
HTMX vs WordPress HTMX vs Next.js HTMX vs Drupal HTMX vs React HTMX vs Angular HTMX vs Django HTMX vs Laravel HTMX vs Vue.js HTMX vs Astro HTMX vs Hugo HTMX vs SvelteKit HTMX vs Rails Gatsby vs WordPress Gatsby vs Next.js Gatsby vs Drupal Gatsby vs React Gatsby vs Angular Gatsby vs Django Gatsby vs Laravel Gatsby vs Vue.js Gatsby vs Astro Gatsby vs Hugo Gatsby vs SvelteKit Gatsby vs Rails

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.