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HTMX vs Ruby on Rails

Security & risk comparison · Updated June 2026

How does HTMX compare to Ruby on Rails 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 Ruby on Rails's 64/100. HTMX has 1 total CVEs compared to Ruby on Rails's 180, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

79
HTMX
Modern · JAVASCRIPT
vs
64
Ruby on Rails
Modern · RUBY
Dimension-by-dimension breakdown
security HTMX
95
62
HTMX
Ruby on Rails
performance Tie
65
65
HTMX
Ruby on Rails
ecosystem HTMX
80
70
HTMX
Ruby on Rails
ai readiness HTMX
78
72
HTMX
Ruby on Rails
developer experience HTMX
75
70
HTMX
Ruby on Rails
market trajectory HTMX
55
50
HTMX
Ruby on Rails
cost of ownership HTMX
90
60
HTMX
Ruby on Rails
Security details
Metric HTMX Ruby on Rails
Total CVEs 1 180
Critical CVEs 0 18
Exploited (KEV) 0 2
CVEs last year 0 15
Avg CVSS 2.0 5.8
Security score 95/100 62/100
Recommended
HTMX

HTMX scores 79/100. Verdict: Recommended.

Acceptable
Ruby on Rails

Ruby on Rails scores 65/100. Verdict: Acceptable.

Quick facts
HTMX
Category: Frontend_lib
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.1%
Ruby on Rails
Category: Backend
Language: RUBY
First release: 2004
Generation: Modern
Trend: Stable
Market share: 0.8%
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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.