What freecodecamp.org is built with
Read on 2026-10-28 14:25. 11 technologies spotted.
| Technology | Category | Version | Confidence | Tell |
|---|---|---|---|---|
| Cloudflare | CDN | 100% | headers server: cloudflare | |
| Cloudflare Browser Insights | Analytics, RUM | 100% | scriptSrc: https://static.cloudflareinsights.com/beacon.min.js/vce701823e78c4301a35b7e07294d8730179208 | |
| Cloudflare DNS | Hosting | 100% | dns NS: anna.ns.cloudflare.com | |
| Gatsby | Static site generator, JavaScript frameworks | 5.16.1 | 100% | meta generator: Gatsby 5.16.1 |
| Google Workspace | Webmail, Email | 100% | dns MX: alt1.aspmx.l.google.com | |
| HSTS | Security | 100% | headers strict-transport-security: max-age=31536000; includeSubDomains; prel | |
| HTTP/3 | Miscellaneous | 100% | headers alt-svc: h3=":443"; ma=86400 | |
| Open Graph | Miscellaneous | 100% | dom meta[property*='og:']: <meta content="https://cdn.freecodecamp.org/platform/universal/fcc_meta_1920X1080-indigo.png" property="og:image"> | |
| PWA | Miscellaneous | 100% | dom link[rel='manifest']: <link rel="manifest" href="/manifest.webmanifest" crossorigin="anonymous"> | |
| React | JavaScript frameworks | 100% | implied Gatsby | |
| Webpack | Miscellaneous | 100% | implied Gatsby |
Look up any site with GET /v1/lookup?domain=freecodecamp.org. Start free.