| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress.com Hosted WordPress publishing and website platform. | 3.1M sites |
| WordPress Themes & Plugins | |
| GoDaddy CoBlocks WordPress plugin adding content blocks to the editor | 647.5K sites |
| Jetpack Automattic plugin adding security, performance, and site tools to WordPress | 2M sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 12.2M sites |
| WordPress Site Editor Full-site editing interface built into modern WordPress | 4.1M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 49.9M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 53.8M sites |
| Business Email & Productivity | |
| Google Workspace Google suite for business email, docs, and collaboration tools | 22.5M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 129.2M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 146.9M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| Swiper Modern touch slider and carousel library for web and mobile | 20M sites |
| 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 | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 65.2M sites |
| Media, Maps & Social | |
| YouTube Video hosting platform whose players embed into web pages | 6.6M sites |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 37M sites |
| 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 |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 7.7M sites |
| Fonts & Icons | |
| Gravatar Service serving globally recognized avatar images by email | 1M sites |
| other | |
| WordAds Advertising program for sites hosted on WordPress.com | 610.1K sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 8.4M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 5.8M sites |
| Mcp | 5.8M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 5.6M sites |
| Rankmath | 4M sites |
| Wpcom | 3.8M sites |
| My Jetpack | 3.8M sites |
| Jetpack Boost – Website Speed, Performance and Critical CSS Performance & Speed | 3.7M sites |
| Page Builder Gutenberg Blocks – CoBlocks Design & Themes | 481K sites |
| Videopress | 363.3K sites |
| Newspack Blocks | 318.1K sites |
| Jetpack Global Styles | 315.6K sites |
| Help Center | 314.2K sites |
| Wpcomsh | 314.2K sites |
| Agents Manager | 28K sites |
| FotoGrids – Photo & Video Galleries, Lightboxes, Sliders & More Content & Media | 71 sites |
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