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Category: JavaScript libraries

Highlight.js

Based on 32 real audits

48
Avg. Performance
85
Avg. Accessibility
90
Avg. Best Practices
89
Avg. SEO
65
Avg. Security
74
Avg. Composite
48 /100
Avg. Performance
267 ms
Avg. TTFB
74 /100
Avg. Composite
32
Sites Audited

How Highlight.js sites compare

Highlight.js sites tend to score below average on performance (48/100), compared to the global average of 60/100.

Recent Audits

View adoption trends → See all 32 websites using Highlight.js →
SitePerformanceGradeAudited
jisouw.com29B2026-10-23
lantian.pub85B2026-07-24
www.nbmao.com63C2026-07-24
moe.best46C2026-07-24
openresty.org70D2026-04-22
hackster.io33C2026-04-22
atom.io66C2026-04-22
iii.org45D2026-04-22
confex.com78C2026-04-22
tcpdf.org47C2026-04-22

Commonly Used With

Sites that use Highlight.js also commonly use:

Open Graph Miscellaneous 21jQuery JavaScript libraries 19Google Tag Manager Tag managers 17Google Analytics Analytics 16Google Search Console Analytics 16Cloudflare CDN 14Tailwind CSS Framework 13Google Font API Font scripts 12core-js JavaScript libraries 11HSTS Security 11

Compare with...

Highlight.js vs Open GraphHighlight.js vs jQueryHighlight.js vs Google Tag ManagerHighlight.js vs Google AnalyticsHighlight.js vs Google Search ConsoleHighlight.js vs CloudflareHighlight.js vs Tailwind CSSHighlight.js vs Google Font APIHighlight.js vs core-jsHighlight.js vs HSTS

FAQ

What is the average Lighthouse performance score for Highlight.js sites?
Based on 32 real audits, Highlight.js sites score an average of 48/100 on Lighthouse performance.
How does Highlight.js compare on web security?
Highlight.js sites score an average security grade of 65/100 in BeaverCheck audits.
What is the average page load time for Highlight.js websites?
The average Time to First Byte (TTFB) for Highlight.js sites is 267ms based on 32 audits.
How can I improve my Highlight.js site's performance?
Run a free audit on BeaverCheck to get specific recommendations for your Highlight.js site. Common issues include render-blocking resources, unoptimized images, and missing caching headers.

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