| Ecommerce & Shopping Carts | |
| WooCommerce Open-source ecommerce plugin turning WordPress into an online store | 8.5M sites |
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 58.6M sites |
| WordPress Themes & Plugins | |
| WordPress Block Editor Block-based content editor built into modern WordPress | 12.2M sites |
| WordPress Site Editor Full-site editing interface built into modern WordPress | 4.1M sites |
| Web Analytics & Measurement | |
| Google Analytics Google platform measuring website traffic and visitor behavior | 49.9M sites |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 53.8M sites |
| MonsterInsights WordPress plugin connecting sites to Google Analytics | 1.1M sites |
| Forms & Lead Capture | |
| Mailcheck JavaScript utility suggesting corrections for mistyped email addresses | 902K sites |
| Hosting & Cloud Providers | |
| Combell-As Network operator identifier for Combell hosting | 1M sites |
| Security & Bot Defense | |
| Really Simple SSL & Security WordPress plugin enforcing HTTPS and hardening site security | 4.9M sites |
| Web Servers & Operating Systems | |
| Nginx High-performance web server and reverse proxy widely deployed | 146.9M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 93.5M sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 93.8M sites |
| jQuery Migrate Compatibility shim restoring deprecated jQuery APIs for older code | 40.4M sites |
| punycode JavaScript utility encoding internationalized domain names | 1M sites |
| Databases & Caching | |
| MySQL Popular open-source relational database used by many web applications | 60.6M sites |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 65.2M sites |
| SEO & Content Discovery | |
| All in One SEO WordPress plugin managing SEO settings, sitemaps, and metadata | 3.4M sites |
| All in One SEO Pack WordPress plugin managing SEO settings, sitemaps, and metadata | 3M sites |
| Open Graph Metadata protocol controlling how page links preview on social platforms | 133.1M sites |
| RSS Web feed format syndicating site content for readers and aggregators | 55.3M sites |
| Jetpack – WP Security, Backup, Speed, & Growth Security & Privacy | 8.4M sites |
| Wc | 5.9M sites |
| Wccom Site | 5.8M sites |
| Wc Admin | 5.8M sites |
| Akismet Anti-spam: Spam Protection Social & Community | 5.8M sites |
| Wc Analytics | 5.8M sites |
| Mcp | 5.8M sites |
| Wc Telemetry | 5.6M sites |
| Wc Admin Email | 4.8M sites |
| Wpforms | 3.9M sites |
| Monsterinsights | 2.5M sites |
| Aioseo | 2.1M sites |
| Omapp | 1.4M sites |
| Wc Push Notifications | 1.3M sites |
| Duplicator – Backups & Migration Plugin – Cloud Backups, Scheduled Backups, & More Security & Privacy | 759.4K sites |
| Paypal | 719.5K sites |
| Really Simple Security | 490.9K sites |
| WP Mail SMTP by WPForms – Free SMTP Plugin with Gmail, Outlook, Amazon SES, SendGrid, Mailgun, Zoho & other SMTP Marketing & Email | 452K sites |
| MailPoet – Newsletters, Email Marketing, and Automation Marketing & Email | 443K sites |
| Woocommerce Email Editor | 366.9K sites |
| AioseoBrokenLinkChecker | 261.6K sites |
| Userfeedback | 230.1K sites |
| iubenda | All-in-one Compliance for GDPR / CCPA Cookie Consent + more Security & Privacy | 217.3K sites |
| Uap | 41.5K sites |
| Automator | 40.6K sites |
| Extendify Design & Themes | 26.5K sites |
| Rankingcoach | 23.3K sites |
| Universally | 22.6K sites |
| Uncanny Page Builder | 16.8K sites |
| FotoGrids – Photo & Video Galleries, Lightboxes, Sliders & More Content & Media | 71 sites |
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