| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Jetpack Automattic plugin adding security, performance, and site tools to WordPress | 2.7M sites |
| Recent Posts Widget With Thumbnails WordPress plugin listing recent posts with thumbnail images | 190.7K sites |
| TablePress WordPress plugin creating and managing data tables | 781.1K sites |
| Advertising & Conversion Tracking | |
| Google AdSense Google program displaying ads and monetizing site content | 4.7M sites |
| Hosting & Cloud Providers | |
| IONOS Web hosting and domain provider offering managed plans | 12.6M sites |
| Web Servers & Operating Systems | |
| AlmaLinux Community enterprise Linux operating system distribution. | 349.4K sites |
| Apache HTTP Server Long-established open-source web server software | 79.2M sites |
| OpenSSL Cryptography toolkit implementing TLS and SSL protocols | 2.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| 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 |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Wpcom | 2.2M sites |
| My Jetpack | 2.1M sites |
| Wpmudev_blc | 374K sites |
| MailPoet – Newsletters, Email Marketing, and Automation Marketing & Email | 293.7K sites |
| Ultp | 24.8K sites |
| Book Review Block Other | 674 sites |
| Rcno | 374 sites |
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