| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| ExtendThemes EmpowerWP WordPress theme from ExtendThemes | 8.5K sites |
| Mesmerize Companion Companion plugin for the Mesmerize WordPress theme. | 69.2K sites |
| Web Analytics & Measurement | |
| Matomo Analytics Open-source, privacy-focused web analytics platform | 1.9M sites |
| Business Email & Productivity | |
| Microsoft 365 Microsoft suite for business email, office apps, and collaboration | 18.2M sites |
| Hosting & Cloud Providers | |
| Microsoft Azure Microsoft cloud platform for hosting and compute services | 1.8M sites |
| Privacy & Cookie Consent | |
| Cookie Notice WordPress plugin displaying a cookie consent notice | 1.2M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 79.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| 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 | |
| WP-Optimize WordPress plugin cleaning the database and optimizing performance | 704K sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M 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 |
| Yoast | 9.2M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| BackWPup – WordPress Backup & Restore Plugin Security & Privacy | 211.2K sites |
| Matomo Analytics – Powerful, Privacy-First Insights for WordPress Analytics | 110.4K sites |
| Ultimate Blocks – 25+ Blocks for Block Editor Design & Themes | 36.1K sites |
| Captcha Ajax Content & Media | 105 sites |
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