| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| Astra Lightweight, customizable WordPress theme for many site types | 4.4M sites |
| Gutenberg Block-based content editor project for WordPress | 1.8M sites |
| Spectra WordPress plugin adding blocks and templates to the editor | 565K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 12.2M sites |
| Hosting & Cloud Providers | |
| IONOS Web hosting and domain provider offering managed plans | 13.5M sites |
| Security & Bot Defense | |
| Really Simple SSL & Security WordPress plugin enforcing HTTPS and hardening site security | 4.9M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 72.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| Front-End Frameworks & UI Toolkits | |
| PWA Progressive web app technology enabling installable, offline-capable sites | 29.5M sites |
| JavaScript Libraries & Widgets | |
| AOS JavaScript library animating elements as they scroll into view | 994.8K sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| Social Media & Community | |
| Pinterest Social platform whose save buttons and embeds appear on sites | 379.1K sites |
| SEO & Content Discovery | |
| Ahrefs SEO toolset for backlinks, keywords, and site audits | 311.1K sites |
| Google Generic Google service or script detected on the site | 37M sites |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 133.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Yandex Generic Yandex service or script detected on the site | 1.2M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 16.4M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 94.4M sites |
| other | |
| GridinSoft Anti-malware and security software vendor | 3K sites |
| Yoast | 13.7M sites |
| Mcp | 5.8M sites |
| Nps Survey | 4.6M sites |
| Wpforms | 3.9M sites |
| Redirection SEO | 3.6M sites |
| Astra | 3M sites |
| Yoast Duplicate Post Other | 2.6M sites |
| Wp Rocket | 2.3M sites |
| Bsf Core | 2M sites |
| Zipwp | 1.7M sites |
| Gutenberg Templates | 1.7M sites |
| Zipwp Images | 1.7M sites |
| One Onboarding | 1.4M sites |
| Pll | 826.9K sites |
| Uag | 783.6K sites |
| Spectra | 782.3K sites |
| Really Simple Security | 490.9K sites |
| Bsf Custom Fonts | 365.7K sites |
| Astra Addon | 338K sites |
| Astra_addon | 270.3K sites |
| IndexNow Plugin SEO | 163K sites |
| Ionos | 142.4K sites |
| Relevanssi – A Better Search Productivity & Operations | 48K sites |
| Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors Other | 27.6K sites |
| Syntax-highlighting Code Block (with Server-side Rendering) Design & Themes | 1.9K sites |
| Widewalk – Accessibility Toolbar Design & Themes | 152 sites |
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