| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| GeneratePress Lightweight, customizable WordPress theme | 868.2K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 12.2M sites |
| Hosting & Cloud Providers | |
| netcup German provider of servers and web hosting | 1.2M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 129.2M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 146.9M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| 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 |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 65.2M sites |
| SEO & Content Discovery | |
| 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 |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 16.4M sites |
| Yoast SEO Premium Premium WordPress SEO plugin with advanced optimization features | 1.5M sites |
| Yoast | 13.7M sites |
| Ai1wm | 2.2M sites |
| Generatepress | 649K sites |
| WP Mail SMTP by WPForms – Free SMTP Plugin with Gmail, Outlook, Amazon SES, SendGrid, Mailgun, Zoho & other SMTP Marketing & Email | 452K sites |
| Generatepress Pro | 386.3K sites |
| Generatepress Site Library | 228.9K sites |
| Bv Settings | 35.1K sites |
| Wpmb | 12.7K sites |
| WP Ultimate Post Grid Other | 5.4K sites |
| Ut | 73 sites |
| UltimaTour Contact Forms Marketing & Email | 49 sites |
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