Based on 109 and 1 real audits
| Metric | FancyBox | SimplexNoise.js | Winner |
|---|---|---|---|
| Performance | 52 | 42 | FancyBox |
| Accessibility | 82 | 86 | SimplexNoise.js |
| Best Practices | 89 | 100 | SimplexNoise.js |
| SEO | 91 | 100 | SimplexNoise.js |
| Security | 62 | 77 | SimplexNoise.js |
| TTFB | 712ms | 1979ms | FancyBox |
| Composite | 73 | 79 | SimplexNoise.js |
SimplexNoise.js outperforms FancyBox in 5 of 7 categories, with a stronger composite score (79 vs 73). FancyBox leads in performance, TTFB.
Choose FancyBox when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose SimplexNoise.js when your primary concern is security and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 109 audited FancyBox sites and 1 audited SimplexNoise.js sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
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