Updated

Technology · Other

Prism

prismjs.com
Open source

Prism is an extensible syntax highlighter. It supports a wide range of programming languages and provides features like automatic language detection, inline code highlighting, and customizable themes for displaying code snippets on websites.

Prism belongs toMiscellaneouscategory.

18websites

use it — 0.7% of the 2,555 websites we scanned in the last 12 months

#12of 34

tools in its category seen in our scans (we recognize 141)

10public pages

on UptimeCard — open any of them to see how that site is doing

1.22% of all websites we track run Prism

At a glance

UptimeCard's own scans and tests of 2,555 websites · refreshed weekly

How Prism sites scoreout of 100 · hover or tap a score for details

40PerformancePooraverage site: 5092AccessibilityGoodaverage site: 8985Best practicesGoodaverage site: 9392SEOGoodaverage site: 92

Page load time

Loads about as fast as the average site

Prism sites
4.2 s
All sites
4.3 s

Most Prism sites load in 3.4–5.5 s. Home page weight: 3.8 MB vs 3.3 MB for all sites. 10 public sites measured.

Who uses it?

Technology and Software is the biggest group

Technology and Software1.4× avg80%
Business Services10%
Other10%

Share of 10 classified public sites. “× average” compares with all 961 public sites.

How Prism sites are built

Closest partners. The number says how many times more often the tool runs on Prism sites than on an average website. Hover a partner for its share of sites.

Vercel5×cdnjs3×OneTrust2×

Usually installed alongside

The bigger the bubble, the more of the 18 Prism sites also run the tool. Colour shows what the tool does. Hover or tap a bubble for details.

Google Tag Manager50%Google Analytics39%Piwik PRO Core17%OneTrust33%HubSpot17%
Tag managerAnalyticsCookie consentMarketing

Similar tools in its category

Miscellaneous: 141 tools known, 34 seen in our scans

Open Graph1,524 sitesAlternativeWebpack938 sitesAlternativeHTTP/3858 sitesAlternativeModule Federation624 sitesAlternativePWA489 sitesAlternativeRSS322 sitesAlternativePopper73 sitesAlternativeLottieFiles67 sitesAlternative

How websites combine Prism with other tools

Relationships found on the websites that use it, from the same map status pages show.

Complements another tool 7Integrates with another 3

Websites using Prism

18 websites use Prism: 0.7% of the 2,555 websites we scanned in the last 12 months. A selection is shown below.

Scores are out of 100: P Performance · A Accessibility · B Best practices · S SEO. Green 80+, yellow 65–79, orange 50–64, red below 50. The dot shows whether our last scan found the site failing (red) or not (green); Red, amber or blue: an active incident on the site's status page (outage, degraded, maintenance) or a failing scan; amber also means a certificate ending within 30 days. Hover the dot for details.

Questions about Prism

How many websites use Prism?
We found Prism on 18 of the 2,555 websites we scanned in the last 12 months (0.7%). 10 of them have a public status page.
What is Prism often used with?
Among the websites we scan, Prism is often found alongside React (38.9% of its sites), reCAPTCHA (38.9% of its sites), OneTrust (33.3% of its sites).
What are the alternatives to Prism?
Other miscellaneous tools we recognize include Open Graph, Webpack, HTTP/3, Module Federation.

Is your website built with Prism?

UptimeCard checks it around the clock, tells you the minute it stops answering, and gives your visitors a status page.

Monitor my site freeCreate a status page