| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 59.7M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Advertising & Conversion Tracking | |
| DoubleClick Floodlight Google tag tracking conversions from advertising campaigns | 3.3M sites |
| Google Publisher Tag Google Ad Manager tag serving ads into page slots | 455.6K sites |
| Hosting & Cloud Providers | |
| Namecheap Domain registrar and web hosting provider | 11.2M 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 |
| 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 | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M sites |
| Yoast SEO Premium Premium WordPress SEO plugin with advanced optimization features | 1.9M sites |
| Fonts & Icons | |
| Adobe Fonts Adobe subscription service delivering web fonts to sites | 4.4M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| Typekit Adobe web font service, now branded Adobe Fonts | 4.1M sites |
| Yoast | 9.2M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Redirection SEO | 2.6M sites |
| Wpcom | 2.2M sites |
| My Jetpack | 2.1M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 2.1M sites |
| Llar | 873.8K sites |
| Two Factor Security & Privacy | 644.8K sites |
| WebSub (FKA. PubSubHubbub) Content & Media | 29.4K sites |
| Vip | 15.1K sites |
| Cron Control | 14.7K sites |
| ElasticPress Performance & Speed | 12.9K sites |
| Parse.ly Analytics | 9.9K sites |
| Nab | 6.3K sites |
| Classifai | 555 sites |
| Block Catalog Design & Themes | 181 sites |
| Pushly Other | 66 sites |
| Recurrent | 18 sites |
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