# What does JSON Schema use?

JSON Schema (json-schema.org) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-31).

- LinkedIn: https://www.linkedin.com/company/jsonschema

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | 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 |
|---|---|---|---|
| [Plausible](https://www.runsonwhat.com/reverse/plausible) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Common Room](https://www.runsonwhat.com/reverse/commonroom) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [GitHub](https://www.runsonwhat.com/reverse/github) | Dev Tools | DNS verification records |  |

## FAQ

### What tools does JSON Schema use?

As of November 2026, runsonwhat has found 11 tools at JSON Schema (json-schema.org) in public records. Edge & Hosting: Cloudflare. Application: Google Fonts, React and Adobe Fonts. Data & Observability: Plausible. Go-to-market: Common Room. Company Ops: Google Workspace and GitHub. Last checked October 31, 2026.

### What sales tools does JSON Schema use?

The sales tools runsonwhat has found at JSON Schema are Common Room (November 2026); no CRM shows up in JSON Schema's public records. runsonwhat found Common Room through Common Room code on json-schema.org. Common Room is used by 421 companies runsonwhat tracks.

### What email provider does JSON Schema use?

JSON Schema uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on json-schema.org. Google Workspace is used by 407,251 companies runsonwhat tracks.

### What analytics tools does JSON Schema use?

JSON Schema uses Plausible for analytics, according to runsonwhat (November 2026). runsonwhat found Plausible through Plausible code on json-schema.org. Plausible is used by 7,255 companies runsonwhat tracks.

### Does JSON Schema use Google Fonts?

Yes. runsonwhat found Google Fonts at JSON Schema through Google Fonts code on json-schema.org. Google Fonts is a Media & UI tool used by 821,238 companies runsonwhat tracks.

### Which companies have a tech stack similar to JSON Schema's?

The companies with the stacks most like JSON Schema's are Apollo GraphQL, Tailscale, Factory and Rootly, according to runsonwhat (November 2026). Each shares 5 to 9 tools with JSON Schema, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what JSON Schema uses?

runsonwhat reads public records only. Of the 11 tools at JSON Schema, 7 were found through code on json-schema.org, 3 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and json-schema.org about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/json-schema.org (updated November 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.