| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| Gutenberg Block-based content editor project for WordPress | 1.8M sites |
| Jetpack Automattic plugin adding security, performance, and site tools to WordPress | 2M sites |
| WP-Royal Ashe Blog and magazine WordPress theme by WP Royal. | 48.8K sites |
| Hosting & Cloud Providers | |
| As-Zxcs Network operator and autonomous system for internet infrastructure. | 430.9K sites |
| Security & Bot Defense | |
| Really Simple SSL & Security WordPress plugin enforcing HTTPS and hardening site security | 4.9M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 72.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| Performance & Optimization | |
| Jetpack Boost WordPress plugin optimizing site speed and Core Web Vitals. | 8.4K sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 133.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 58.5M sites |
| Google Font API Google service delivering free web fonts to websites | 94.4M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 8.4M sites |
| Wpcom | 3.8M sites |
| My Jetpack | 3.8M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 3.7M sites |
| Ai1wm | 2.2M sites |
| Llar | 1.3M sites |
| Videopress | 363.3K sites |
| Jetpack Boost Ds | 258.8K sites |
| Simple Google Calendar Outlook Events Widget Design & Themes | 1.4K sites |
| Ut | 73 sites |
| UltimaTour Contact Forms Marketing & Email | 49 sites |
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