| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Candid Themes Fairy Free lightweight WordPress blogging theme with clean design. | 15.3K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Business Email & Productivity | |
| Proton Mail Encrypted email service focused on privacy | 474.4K sites |
| Hosting & Cloud Providers | |
| Softlayer IBM cloud infrastructure and hosting (formerly SoftLayer). | 496.6K sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Front-End Frameworks & UI Toolkits | |
| PWA Progressive web app technology enabling installable, offline-capable sites | 29.8M sites |
| JavaScript Libraries & Widgets | |
| Slick Responsive carousel and slider library for web pages | 9.9M sites |
| imagesLoaded JavaScript utility detecting when page images have finished loading | 11M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 114.7M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 71.2M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| Koko Analytics – Privacy-Friendly WordPress Analytics Analytics | 52.1K sites |
| WP Recipe Maker SEO | 39.6K sites |
| ActivityPub Other | 5.9K sites |
| Nodeinfo2 | 922 sites |
| NodeInfo(2) Other | 922 sites |
| Friends Content & Media | 848 sites |
| Enable Mastodon Apps Other | 507 sites |
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