| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| Hosting & Cloud Providers | |
| Tecnocratica Tecnocratica Centro De Datos, S.L. Spanish datacenter and hosting services provider network. | 25.9K sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 153.2M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Lightbox JavaScript script displaying images in an overlay popup | 7.6M sites |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 114.7M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 53M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 77.9M sites |
| Media, Maps & Social | |
| AddThis Social sharing and audience engagement widget for sites | 371.3K sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 151.8M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 71.1M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.4M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 71.2M sites |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| AndersNoren Hitchcock Free WordPress theme by Anders Norén | 10.6K sites |
| Yoast | 9.2M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 4M sites |
| Easy Google Fonts Other | 86K sites |
| Pgc_simply_gallery | 30.6K sites |
| Accordion Slider Other | 1.6K sites |
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