| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Astra Lightweight, customizable WordPress theme for many site types | 5.8M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| OpenResty Nginx-based web platform bundling Lua scripting support | 28.2M 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 | |
| WP Fastest Cache WordPress caching plugin improving page load speed | 1.1M sites |
| Media, Maps & Social | |
| Leaflet JavaScript library for building interactive maps | 1.1M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| other | |
| Ritternet | 694 sites |
| Nps Survey | 3M sites |
| Wpforms | 2.2M sites |
| Astra | 1.9M sites |
| Under The Weather Design & Themes | 46 sites |
| Ws40 | 31 sites |
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