| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 11.1M sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.2M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 60.9M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 65.4M sites |
| Advertising & Conversion Tracking | |
| Facebook Pixel Meta tracking pixel measuring ad conversions and building audiences | 10.3M sites |
| PixelYourSite WordPress plugin managing advertising and conversion tracking pixels | 604.5K sites |
| Forms & Lead Capture | |
| Popup Maker WordPress plugin for creating popups, modals, and opt-in forms. | 196.2K sites |
| Hosting & Cloud Providers | |
| Cloudways Managed cloud hosting platform for applications | 329.6K sites |
| Vultr Cloud hosting provider offering virtual servers worldwide | 1M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 177.4M sites |
| cdnjs Free public CDN hosting popular open-source JavaScript libraries | 18.8M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 138.5M sites |
| Privacy & Cookie Consent | |
| Cookie Notice WordPress plugin displaying a cookie consent notice | 1.2M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 160.7M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 117.2M sites |
| JavaScript Libraries & Widgets | |
| Handlebars JavaScript templating library generating HTML from templates | 372.2K sites |
| Moment.js JavaScript library for parsing and formatting dates | 2.7M sites |
| Packery JavaScript layout library arranging elements in grids | 413.8K sites |
| Pikaday Lightweight dependency-free JavaScript date picker widget for forms. | 51.2K sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 117.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53.9M sites |
| jQuery Mobile jQuery-based UI framework for touch-optimized mobile sites | 1.3M sites |
| mobile-detect.js JavaScript library detecting mobile devices from user agent. | 115.2K sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 79.4M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 77.7M sites |
| Media, Maps & Social | |
| Google Maps Embeddable interactive maps and location services from Google | 12.3M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 158.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 72.4M sites |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 10.5M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 110M sites |
| other | |
| Recras Booking and reservation software for leisure and activity businesses | 1.3K sites |
| Yoast | 9.2M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M sites |
| Wc | 3.7M sites |
| Wccom Site | 3.7M sites |
| Wc Admin | 3.7M sites |
| Wc Analytics | 3.7M sites |
| Wc Telemetry | 3.5M sites |
| Wc Admin Email | 3M sites |
| Redirection SEO | 2.6M sites |
| Ithemes Security | 754.7K sites |
| Pum | 537.2K sites |
| Popup Maker – Boost Sales, Conversions, Optins, Subscribers with the Ultimate WP Popup Builder Marketing & Email | 397.8K sites |
| Compliance by Hu-manity.co Security & Privacy | 315.6K sites |
| Pys Facebook | 282.6K sites |
| Frm Admin | 278.8K sites |
| Pys | 146.1K sites |
| Nextend Social Login | 113.6K sites |
| Buttonizer | 52.5K sites |
| Eventon | 21.4K sites |
| Recras Productivity & Operations | 641 sites |
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