| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.2M sites |
| WordPress Themes & Plugins | |
| WordPress Block Editor Block-based content editor built into modern WordPress | 16M 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 |
| Quantcast Measure Audience measurement and analytics service | 436.2K sites |
| Advertising & Conversion Tracking | |
| DoubleClick Floodlight Google tag tracking conversions from advertising campaigns | 3.3M sites |
| Moshimo Japanese affiliate marketing and advertising network | 415.4K sites |
| Hosting & Cloud Providers | |
| AWS Amazon cloud platform offering compute, storage, and hosting services | 110.3M sites |
| CDN & Edge Delivery | |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 177.4M sites |
| Google Hosted Libraries Google CDN serving popular open-source JavaScript libraries | 10.3M sites |
| cdnjs Free public CDN hosting popular open-source JavaScript libraries | 18.8M sites |
| jsDelivr Free open-source CDN for JavaScript, CSS, and assets | 19.9M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 82.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 117.2M sites |
| JavaScript Libraries & Widgets | |
| 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 |
| 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 | |
| All in One SEO WordPress plugin managing SEO settings, sitemaps, and metadata | 4.8M sites |
| All in One SEO Pack WordPress plugin managing SEO settings, sitemaps, and metadata | 4.2M sites |
| 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 | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 73M sites |
| Google Font API Google service delivering free web fonts to websites | 110M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M sites |
| Aioseo | 1.5M sites |
| AioseoBrokenLinkChecker | 184.6K sites |
| MindCat Content & Media | 105 sites |
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