| Payments & Checkout | |
| Ko-fi Platform for creators to accept donations, memberships, and shop sales. | 63.4K sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Draftpress HFCM WordPress plugin inserting header and footer custom code | 813.2K sites |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 23.4M 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 |
| Business Email & Productivity | |
| Google Workspace Google suite for business email, docs, and collaboration tools | 20.2M sites |
| Security & Bot Defense | |
| Keybase Encrypted messaging and identity verification service. | 29.1K sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 79.2M sites |
| Debian Stable Linux operating system commonly used on servers | 2.9M sites |
| HTTP/3 Modern web transport protocol over QUIC for faster connections | 149.4M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Performance & Optimization | |
| Embed Optimizer WordPress plugin optimizing embeds for faster loading. | 105.1K sites |
| Enhanced Responsive Images WordPress plugin improving responsive image handling. | 106.3K sites |
| Image Placeholders Low-resolution placeholder images shown while full images load. | 139.4K sites |
| Image Prioritizer WordPress plugin prioritizing above-the-fold image loading. | 96.3K sites |
| Modern Image Formats Optimization serving next-gen image formats like WebP and AVIF | 288.6K sites |
| Optimization Detective WordPress plugin optimizing image loading and Core Web Vitals. | 131.4K sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| Speculative Loading Browser feature prefetching pages to speed up navigation | 148.9K sites |
| Web Worker Offloading WordPress plugin offloading third-party scripts to web workers for speed. | 33.4K sites |
| SEO & Content Discovery | |
| Google Generic Google service or script detected on the site | 32.3M sites |
| 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 |
| Site Kit Official WordPress plugin connecting Google search and analytics tools | 10.4M sites |
| other | |
| Legion | 9 sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 8.8M sites |
| Elementor Ai | 7.1M sites |
| Elementor One | 5.7M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Site Kit by Google – Analytics, Search Console, AdSense, Speed Analytics | 3.9M sites |
| FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTP Other | 468.2K sites |
| Quadlayers | 272.2K sites |
| Performance Lab Performance & Speed | 132.3K sites |
| Statify Analytics | 71.4K sites |
| Optimization Detective Performance & Speed | 49.8K sites |
| Slimstat | 40.7K sites |
| WebSub (FKA. PubSubHubbub) Content & Media | 29.4K sites |
| Webmention Other | 876 sites |
| IndieAuth Security & Privacy | 403 sites |
| Sloc_geo | 237 sites |
| Micropub Other | 218 sites |
| IndieBlocks Design & Themes | 116 sites |
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