| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.6M sites |
| Hosting & Cloud Providers | |
| OVH European hosting and cloud infrastructure provider | 8M sites |
| Web Servers & Operating Systems | |
| LiteSpeed High-performance web server known for speed and caching | 42.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 118.1M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 45.6M sites |
| JavaScript Libraries & Widgets | |
| Lightbox JavaScript script displaying images in an overlay popup | 7.7M sites |
| OWL Carousel Touch-enabled jQuery carousel and slider library | 10.4M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 118.1M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 54.1M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 79.9M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 78.8M sites |
| Media, Maps & Social | |
| Imagely NextGEN Gallery WordPress plugin creating advanced photo galleries | 154K sites |
| SEO & Content Discovery | |
| All in One SEO WordPress plugin managing SEO settings, sitemaps, and metadata | 4.8M sites |
| All in One SEO Pack WordPress plugin managing SEO settings, sitemaps, and metadata | 4.2M sites |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 160.2M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 72.9M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 73.5M sites |
| Google Font API Google service delivering free web fonts to websites | 111.5M sites |
| other | |
| ACME/Let's Encrypt Free TLS certificates issued automatically over the ACME protocol | 11.7M sites |
| Aioseo | 2.9M sites |
| Ngg | 412.5K sites |
| Imagely | 318.3K sites |
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