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Astro vs HTMX

Security & risk comparison · Updated June 2026

How does Astro compare to HTMX 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 HTMX's 79/100. Astro has 3 total CVEs compared to HTMX's 1, though its larger ecosystem contributes to a higher CVE count. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

84
Astro
Modern · JAVASCRIPT
vs
79
HTMX
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security Tie
95
95
Astro
HTMX
performance Tie
65
65
Astro
HTMX
ecosystem Astro
88
80
Astro
HTMX
ai readiness Astro
92
78
Astro
HTMX
developer experience Astro
78
75
Astro
HTMX
market trajectory Astro
70
55
Astro
HTMX
cost of ownership Tie
90
90
Astro
HTMX
Security details
Metric Astro HTMX
Total CVEs 3 1
Critical CVEs 0 0
Exploited (KEV) 0 0
CVEs last year 1 0
Avg CVSS 3.2 2.0
Security score 95/100 95/100
Recommended
Astro

Astro scores 84/100. Verdict: Recommended.

Recommended
HTMX

HTMX scores 79/100. Verdict: Recommended.

Quick facts
Astro
Category: Ssg
Language: JAVASCRIPT
First release: 2021
Generation: Modern
Trend: Rising
Market share: 0.4%
HTMX
Category: Frontend_lib
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.1%
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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.