| 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 Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Google Tag Manager for WordPress WordPress plugin integrating Google Tag Manager into sites | 596.7K sites |
| Email & Push Marketing | |
| Omnisend Email and SMS marketing automation platform for ecommerce. | 28.4K sites |
| Marketing & Email Campaigns | |
| GoAffPro Affiliate and referral marketing app for e-commerce stores. | 12.9K sites |
| Hosting & Cloud Providers | |
| Tencent Cloud Cloud computing and hosting platform from Tencent | 929.4K sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M 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 |
| 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 |
| WP Rocket Premium WordPress caching and performance optimization plugin | 3.8M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| Purelymail Low-cost email hosting for custom domains | 102.8K sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 5.1M 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 |
| Mcp | 3.1M sites |
| Wc Admin Email | 3M sites |
| Rankmath | 2.6M sites |
| Wpforms | 2.2M sites |
| Wp Rocket | 1.7M sites |
| Wc Ppcp | 48.7K sites |
| Omnisend Api | 15.5K sites |
| Woocommerce Photo Reviews | 4.1K sites |
| Goaffpro Affiliate Marketing Marketing & Email | 2.8K sites |
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