# What does React use?

React (react.dev) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-10-31).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [Algolia](https://www.runsonwhat.com/reverse/algolia) | Search | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |

## FAQ

### What tools does React use?

As of October 2026, runsonwhat has found 10 tools at React (react.dev) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Google Fonts, Adobe Fonts and Tailwind CSS. Data & Observability: Google Analytics. Last checked October 31, 2026.

### What cloud does React run on?

React uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and DNS records. Vercel is used by 49,823 companies runsonwhat tracks.

### What analytics tools does React use?

React uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on react.dev. Google Analytics is used by 898,092 companies runsonwhat tracks.

### Does React use Google Fonts?

Yes. runsonwhat found Google Fonts at React through Google Fonts code on react.dev. Google Fonts is a Media & UI tool used by 820,275 companies runsonwhat tracks.

### How does runsonwhat know what React uses?

runsonwhat reads public records only. Of the 10 tools at React, 6 were found through code on react.dev, 2 through DNS records, 1 through website configuration files and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and react.dev about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/react.dev (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.