| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Gutenberg Block-based content editor project for WordPress | 2.4M sites |
| Kadence WP Blocks WordPress plugin adding custom blocks to the editor | 615.6K sites |
| SiteOrigin Widgets Bundle WordPress plugin providing a collection of page widgets | 232.8K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Forms & Lead Capture | |
| Contact Form 7 Widely used WordPress plugin for building contact forms | 15.8M sites |
| Hosting & Cloud Providers | |
| Onecom European web hosting and domain provider | 1.9M sites |
| Privacy & Cookie Consent | |
| Cookie Notice WordPress plugin displaying a cookie consent notice | 1.2M sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 79.2M sites |
| Varnish HTTP reverse proxy and caching accelerator for web content | 6.1M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| Front-End Frameworks & UI Toolkits | |
| Bootstrap Popular CSS and component framework for responsive layouts | 43.5M sites |
| JavaScript Libraries & Widgets | |
| OWL Carousel Touch-enabled jQuery carousel and slider library | 10.2M sites |
| Select2 JavaScript library enhancing select boxes with search and tags | 1.8M 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 |
| Performance & Optimization | |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| Media, Maps & Social | |
| Instagram Feed for WordPress WordPress plugin embedding Instagram feeds on a site | 1.9M sites |
| Smash Balloon Instagram Feed WordPress plugin displaying customizable Instagram feeds | 1.7M sites |
| YouTube Video hosting platform whose players embed into web pages | 8M 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 | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| MailChimp | |
| Yoast | 9.2M sites |
| Contact Form 7 Forms & Popups | 7.3M sites |
| Yoast Duplicate Post Other | 1.8M sites |
| Ai1wm | 1.2M sites |
| Mc4wp | 1M sites |
| WP Statistics – Simple, privacy-friendly Google Analytics alternative Analytics | 420.9K sites |
| Kb Mailerlite | 382.9K sites |
| Kb Fluentcrm | 382.6K sites |
| Kbp | 381.9K sites |
| Kb Lottieanimation | 379.7K sites |
| Kb Image Picker | 370.9K sites |
| Kb Design Library | 367.6K sites |
| Kb Getresponse | 366.6K sites |
| Kb Vector | 346.8K sites |
| Compliance by Hu-manity.co Security & Privacy | 315.6K sites |
| Sowb | 297.7K sites |
| Liquidweb | 266.2K sites |
| Kadence Starter Library | 150.4K sites |
| Kb Mailchimp | 117.4K sites |
| Kb Sendinblue | 117.2K sites |
| Kbpp | 117.1K sites |
| Kbp Dynamic | 117.1K sites |
| Page Builder by SiteOrigin Design & Themes | 116K sites |
| Kb Activecampaign | 115.7K sites |
| Kb Convertkit | 113.7K sites |
| Mec | 53.3K sites |
| Book Review Block Other | 674 sites |
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