| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 77.2M sites |
| Hosting & Cloud Providers | |
| GoDaddy Domain registrar and web hosting provider | 11.1M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 82.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 117.2M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 79.4M sites |
| Performance & Optimization | |
| WP Fastest Cache WordPress caching plugin improving page load speed | 1.2M sites |
| SEO & Content Discovery | |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 158.1M sites |
| Yoast SEO WordPress plugin managing on-page SEO, sitemaps, and metadata | 21.7M sites |
| Yoast | 9.2M sites |
| Redirection SEO | 2.6M sites |
| Aios | 464.9K sites |
| WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin Marketing & Email | 285.5K sites |
| immonex Kickstart Productivity & Operations | 646 sites |
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