Websites Using Modernizr

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in browsers, allowing developers to conditionally load polyfills or apply fallback styling. It adds CSS classes to the HTML element indicating which features are supported.

Categories: JavaScript library

Official website: https://modernizr.com

48195 websites using Modernizr

Modernizr is ranked #2 of 299 in JavaScript library by website adoption.

JavaScript library alternatives ranked by popularity

jQuery — 110,404 websites
jQuery Migrate — 43,480 websites
Swiper — 38,877 websites
OWL Carousel — 31,679 websites
Slick — 26,401 websites
FancyBox — 20,394 websites
Select2 — 20,209 websites
DataTables — 17,856 websites
jQuery UI — 14,636 websites
Lottie — 13,952 websites

Technologies commonly used with Modernizr

Open Graph — 7% co-occurrence
Cloudflare — 6% co-occurrence
PHP — 5% co-occurrence
Schema.org — 5% co-occurrence
HTTP/3 — 5% co-occurrence
jQuery — 5% co-occurrence
HSTS — 4% co-occurrence
Google Analytics — 4% co-occurrence

How WhatStack detects Modernizr

WhatStack detects Modernizr by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.

Frequently Asked Questions

What is Modernizr?: Modernizr is a JavaScript library that detects HTML5 and CSS3 features in browsers, allowing developers to conditionally load polyfills or apply fallback styling. It adds CSS classes to the HTML element indicating which features are supported.
How many websites use Modernizr?: WhatStack has detected Modernizr on 48195 websites in our database.
How do you detect Modernizr?: We analyze HTTP headers, HTML source, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries to identify Modernizr with high accuracy using signature-based pattern matching.