| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Multisite WordPress feature running multiple sites from one installation | 1.4M sites |
| WordPress Themes & Plugins | |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Advertising & Conversion Tracking | |
| DoubleClick Floodlight Google tag tracking conversions from advertising campaigns | 3.3M sites |
| Google AdSense Google program displaying ads and monetizing site content | 4.7M sites |
| Google Publisher Tag Google Ad Manager tag serving ads into page slots | 455.6K sites |
| Linkedin Insight Tag LinkedIn tag tracking ad conversions and building audiences | 3.8M sites |
| Skimlinks Affiliate marketing tool automatically monetizing outbound content links. | 20.1K sites |
| Marketing & Email Campaigns | |
| HubSpot Analytics Visitor tracking and reporting built into HubSpot's marketing tools | 129.2K sites |
| HubSpot Chat Live chat and chatbot widget tied to HubSpot CRM | 40.2K sites |
| Sales & CRM | |
| HubSpot Marketing, CRM, and automation platform for businesses | 1.8M sites |
| Hosting & Cloud Providers | |
| DigitalOcean Cloud hosting provider offering virtual servers and services | 2.3M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| cdnjs Free public CDN hosting popular open-source JavaScript libraries | 18.2M sites |
| jQuery CDN Content delivery network serving the jQuery library | 7.4M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| Privacy & Cookie Consent | |
| Osano Consent management and data privacy compliance platform. | 157.9K 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 | |
| AngularJS Legacy JavaScript framework for building single-page apps | 934.4K 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 |
| Media, Maps & Social | |
| Brightcove Enterprise video hosting, streaming, and player platform. | 26K 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 |
| other | |
| Cxense Audience data and content personalization service for publishers | 16K sites |
| Integral Ad Science Ad verification and viewability measurement service for advertisers | 17.2K sites |
| Piano Subscription, paywall, and audience analytics platform for publishers | 5.5K 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 |
| Wpcom | 2.2M sites |
| My Jetpack | 2.1M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 2.1M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Two Factor Security & Privacy | 644.8K sites |
| HubSpot All-In-One Marketing – Forms, Popups, Live Chat Marketing & Email | 212.5K sites |
| Vip | 15.1K sites |
| Cron Control | 14.7K sites |
| ElasticPress Performance & Speed | 12.9K sites |
| Parse.ly Analytics | 9.9K sites |
| Apple News | 3.7K sites |
| Classifai | 555 sites |
| Vip Governance | 451 sites |
| Vip Block Data Api | 241 sites |
| Block Catalog Design & Themes | 181 sites |
| Ep | 125 sites |
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