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| WordPress Open-source CMS powering websites, blogs, and content management | 57.6M sites |
| WordPress Themes & Plugins | |
| Twenty Twenty-Five Default WordPress block theme from 2025. | 432.1K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 11.9M sites |
| WordPress Site Editor Full-site editing interface built into modern WordPress | 4M sites |
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| Elkdata Network operator autonomous system providing hosting or connectivity infrastructure. | 40.5K sites |
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| Apache HTTP Server Long-established open-source web server software | 70.4M sites |
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| PHP Server-side scripting language powering a large share of websites | 91.4M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 59.5M sites |
| SEO & Content Discovery | |
| RSS Web feed format syndicating site content for readers and aggregators | 54.2M sites |
| Wordfence Security – Firewall, Malware Scan, and Login Security Security & Privacy | 5.8M sites |
| Nps Survey | 4.6M sites |
| Wordfence Login Security Security & Privacy | 4.1M sites |
| Bsf Core | 2M sites |
| Zipwp | 1.7M sites |
| Gutenberg Templates | 1.7M sites |
| Zipwp Images | 1.7M sites |
| One Onboarding | 1.4M sites |
| Getting Started | 1.1M sites |
| Ithemes Security | 1.1M sites |
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