| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 57.6M sites |
| WordPress Themes & Plugins | |
| Elementor Popular drag-and-drop page builder plugin for WordPress | 17.5M sites |
| Redux Framework Options framework used by WordPress themes and plugins | 1.3M sites |
| Hosting & Cloud Providers | |
| Superhosting_As Bulgarian web hosting and cloud provider. | 149.2K sites |
| Privacy & Cookie Consent | |
| CookieYes Cookie consent and GDPR compliance banner solution | 2.4M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 70.4M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 91.4M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 37.9M sites |
| JavaScript Libraries & Widgets | |
| Modernizr JavaScript library detecting browser feature support | 5.8M sites |
| Slick Responsive carousel and slider library for web pages | 7.5M sites |
| Slider Revolution Popular slider and visual content builder for WordPress sites | 5M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 92.3M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 39.8M sites |
| slideout JavaScript library for touch slideout navigation menus. | 106.5K sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 59.5M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 62.4M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 127.7M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 54.2M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 16.2M sites |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 90.8M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Yoast | 13.7M sites |
| Elementor Website Builder – more than just a page builder Design & Themes | 13.4M sites |
| Elementor Ai | 11.1M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 5.8M sites |
| Litespeed | 5.5M sites |
| Monsterinsights | 2.5M sites |
| Sliderrevolution | 1.6M sites |
| Mc4wp | 1.5M sites |
| Cky | 1.5M sites |
| Image Optimizer | 977.2K sites |
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