⚡ Performance

Website performance can be improved through a variety of technologies that optimize resource loading, defer non-essential content, minify HTML,

CSS, and

JavaScript code, and delay script execution.

According to our data, performance technologies are used on 56.2% of all websites.
32.7% of these sites use only one performance technology, 29.6% use two, and 37.7% use three or more at the same time.

We have a separate category for caching technologies.

⭐ Most Popular in 2026

The following chart shows the leading performance technologies in 2026, based on market share.

The most popular is ⏳ Lazy loading with an impressive share of 55.7%, followed by DNS Prefetch with 53.2% and Preconnect with 40%.

⏳ Lazy loading 55.7%
DNS Prefetch 53.2%
Preconnect 40%
Preload 34.8%
Speculation Rules 25%
Lazysizes 4.9%
Prefetch 2.2%
Autoptimize 2.2%
Rocket Loader 2.1%
WP Fastest Cache 1.9%
WP-Optimize 1%
PageSpeed 0.8%
jQuery LazyLoad 0.8%
Instant.Page 0.5%
Perfmatters 0.5%

You can also drill down by country:

🚀 Country Highlights

Here is a list of technologies that are especially popular in certain countries.
Differences between global and country rankings are shown in parentheses.

DNS Prefetch is #1 in the United Kingdom ^(-1)
Preconnect is #1 in Thailand ^(-2)
Preload is #1 in Indonesia ^(-3)
Speculation Rules is #4 in Iran ^(-1)
Prefetch is #5 in Vietnam ^(-2)
jQuery LazyLoad is #5 in China ^(-8)
WP Fastest Cache is #6 in the Czech Republic ^(-4)
PageSpeed is #6 in Ukraine ^(-6)
Autoptimize is #7 in the United States ^(-1)
WP-Optimize is #7 in South Africa ^(-4)

✨ Best Performance Technologies

Below is a more detailed list of the top 25 of the 32 performance technologies we track, ranked by their market share.

Rank	Name	Market share
1	⏳ Lazy loading Cambridge, Massachusetts, United States A technique to load non-critical images and iframes marked with the loading="lazy" attribute only when needed.	55.7%
2	DNS Prefetch Cambridge, Massachusetts, United States The rel="dns-prefetch" attribute on HTML elements.	53.2%
3	Preconnect Cambridge, Massachusetts, United States The rel="preconnect" attribute on HTML elements.	40%
4	Preload Cambridge, Massachusetts, United States The rel="preload" attribute on HTML elements.	34.8%
5	Speculation Rules Mountain View, California, United States API is used to improve navigation performance by prefetching or even prerendering future navigations.	25%
6	Lazysizes Berlin, Germany A fast lazy loader library for images, iframes, and scripts/widgets. FreeOpen source	4.9%
7	Prefetch Cambridge, Massachusetts, United States The rel="prefetch" attribute on HTML elements.	2.2%
8	Autoptimize Lokeren, Belgium A WordPress plugin that aggregates, minifies and caches scripts and styles, and defers CSS and scripts. FreeOpen source$12.99/month	2.2%
9	Rocket Loader San Francisco, California, United States CloudFlare Rocket Loader prioritizes website content by delaying loading of all JavaScript until after rendering. Free$25+/month	2.1%
10	WP Fastest Cache Ankara, Turkey A caching plugin that speeds up WordPress sites and improves the PageSpeed Insights score. FreeOpen source$49	1.9%
11	WP-Optimize Newport, Wales, United Kingdom An all-in-one WordPress plugin that cleans your database, compresses your images, and minifies and caches your website. FreeOpen source$49/year	1%
12	PageSpeed Mountain View, California, United States An open-source web server module for rewriting web pages to reduce latency and bandwidth, available for Apache and Nginx.	0.8%
13	jQuery LazyLoad A deprecated jQuery lazy loading plugin. FreeOpen sourceLegacy	0.8%
14	Instant.Page Pau, France Uses just-in-time preloading - it preloads a page right before a user clicks on it. FreeOpen source	0.5%
15	Perfmatters Scottsdale, Arizona, United States A WordPress plugin designed for performance optimization. $29.95+/year	0.5%
16	NitroPack Sofia, Bulgaria A performance optimization solution for WordPress, WooCommerce, Magento, and OpenCart that offers caching, code, image, and font optimization, and a built-in CDN. $17.50+/month	0.4%
17	Hummingbird Melbourne, Australia A WordPress optimization plugin with built-in caching and CDN integration. FreeOpen source$15+/month	0.4%
18	Vanilla LazyLoad A lightweight and flexible script that speeds up your web application by delaying the loading of your below-the-fold images, videos and iframes until they enter the viewport. FreeOpen source	0.3%
19	Turbolinks Chicago, Illinois, United States A JavaScript library that allows web apps to behave like a single page application. FreeOpen sourceLegacy	0.3%
20	Turbo Chicago, Illinois, United States A lightweight JavaScript library that provides the speed and feel of a single-page application without requiring developers to write any JavaScript. FreeOpen source	0.3%
21	Lozad.js New Delhi, India Highly performant, light and configurable lazy loader for images and iframes in pure JS with no dependencies. FreeOpen source	0.3%
22	Prerender The rel="prerender" attribute on HTML elements.	0.2%
23	Critters San Francisco, California, United States A deprecated Webpack plugin that inlines your app's critical CSS and lazily loads the rest. FreeOpen sourceLegacy	0.2%
24	Performance Lab San Francisco, California, United States A WordPress plugin that allows you to test new performance features introduced by the official WordPress Performance Team. FreeOpen source	0.1%
25	Beasties Edinburgh, United Kingdom A plugin that inlines your app's critical CSS and lazy-loads the rest. FreeOpen source	0.09%

👉 See Also

⚡Caching

Data is based on the analysis of 3,324,982 websites.
Statistics were last calculated on March 30, 2026.
For details, see our methodology and disclaimer.