| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 10.9M sites |
| 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 | |
| VK Pixel VK tracking pixel measuring ad conversions and audiences | 364.5K sites |
| Customer Chat & Support | |
| JivoChat Live chat and customer messaging platform. | 146.8K sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Popup Maker WordPress plugin for creating popups, modals, and opt-in forms. | 194.8K sites |
| Hosting & Cloud Providers | |
| Internet-Pro-As Network operator autonomous system providing hosting or connectivity infrastructure. | 39.9K 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 |
| jsDelivr Free open-source CDN for JavaScript, CSS, and assets | 19.2M sites |
| Security & Bot Defense | |
| reCAPTCHA Google service distinguishing humans from bots to block spam | 16M 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 | |
| Bootstrap Popular CSS and component framework for responsive layouts | 43.5M sites |
| JavaScript Libraries & Widgets | |
| FancyBox JavaScript lightbox library for displaying images and media | 2.8M sites |
| Handlebars JavaScript templating library generating HTML from templates | 363.1K sites |
| Lightbox JavaScript script displaying images in an overlay popup | 7.6M sites |
| Slick Responsive carousel and slider library for web pages | 9.9M sites |
| 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 | |
| WordPress Super Cache WordPress plugin generating static cached pages for speed | 1.2M sites |
| Media, Maps & Social | |
| Google Maps Embeddable interactive maps and location services from Google | 12M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 71.2M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Contact Form 7 Forms & Popups | 7.3M 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 |
| WP Super Cache Performance & Speed | 1M sites |
| Pum | 537.2K sites |
| Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App Marketing & Email | 306.5K sites |
| Awcfe | 14.2K sites |
| Wonderplugin | 7.9K sites |
| Market Exporter Commerce & Selling | 726 sites |
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