Est. employees
11 to 50
| CMS & Website Builders | |
| WordPress Open-source CMS powering websites, blogs, and content management | 75.7M sites |
| WordPress Themes & Plugins | |
| Draftpress HFCM WordPress plugin inserting header and footer custom code | 813.2K sites |
| 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 |
| Kadence WP Kadence Fast, flexible multipurpose WordPress theme | 883.5K sites |
| WordPress Block Editor Block-based content editor built into modern WordPress | 15.7M sites |
| Web Analytics & Measurement | |
| Google Tag Manager Tag management system deploying analytics and marketing tags without code | 63.8M sites |
| Communications | |
| Elastic Email Email delivery service for marketing and transactional mail | 169.1K sites |
| Hosting & Cloud Providers | |
| O2Switch French web hosting provider | 356.9K sites |
| Vercel Cloud platform for deploying and hosting frontend applications | 10.7M sites |
| CDN & Edge Delivery | |
| Bunny Content delivery network for fast asset delivery | 2.7M sites |
| Cloudflare Global CDN and edge platform delivering and protecting websites | 161.4M sites |
| Security & Bot Defense | |
| HSTS HTTP header forcing browsers to use secure HTTPS connections | 131.7M sites |
| Web Servers & Operating Systems | |
| LiteSpeed High-performance web server known for speed and caching | 39.6M sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 114.2M sites |
| JavaScript Libraries & Widgets | |
| Animate.css CSS library providing ready-made animation effects | 7.6M sites |
| Lodash JavaScript utility library providing helper functions for common tasks | 3.5M sites |
| Moment.js JavaScript library for parsing and formatting dates | 2.7M sites |
| Popper JavaScript positioning engine for tooltips and popovers | 5.4M 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 | |
| LiteSpeed Cache WordPress caching and optimization plugin for LiteSpeed servers | 11.1M sites |
| Priority Hints Browser resource hints signaling fetch priority for faster loading | 74.5M sites |
| Media, Maps & Social | |
| Elfsight Platform providing embeddable widgets for websites | 528.2K sites |
| EmbedPress WordPress plugin embedding content from many external sources | 168.3K 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 |
| Fonts & Icons | |
| Google Font API Google service delivering free web fonts to websites | 105.7M sites |
| other | |
| Litespeed Cache | |
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