# What does Open Source UC use?

Open Source UC (osuc.dev) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Software
- Size: 11–50 employees
- Based in: Santiago, Chile
- Founded: 2021
- LinkedIn: https://www.linkedin.com/company/open-source-euc

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Astro](https://www.runsonwhat.com/reverse/astro) | Frontend | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Discord](https://www.runsonwhat.com/reverse/discord) | Support & Docs | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Forward Email](https://www.runsonwhat.com/reverse/forward-email) | Email Delivery | DNS verification records, Email records |  |

## FAQ

### What tools does Open Source UC use?

As of October 2026, runsonwhat has found 6 tools at Open Source UC (osuc.dev) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Astro. Go-to-market: Discord. Company Ops: Forward Email. Last checked October 20, 2026.

### What cloud does Open Source UC run on?

Open Source UC uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 48,805 companies runsonwhat tracks.

### What does Open Source UC use for customer support?

Open Source UC uses Discord for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Discord through Discord code on osuc.dev. Discord is used by 5,982 companies runsonwhat tracks.

### Does Open Source UC use Cloudflare?

Yes. runsonwhat found Cloudflare at Open Source UC through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 707,514 companies runsonwhat tracks.

### Which companies have a tech stack similar to Open Source UC's?

The companies with the stacks most like Open Source UC's are Code Supply, Interactivethink, Code Tốt and Thompsons Furniture, according to runsonwhat (October 2026). Each shares 1 to 4 tools with Open Source UC, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Open Source UC uses?

runsonwhat reads public records only. Of the 6 tools at Open Source UC, 4 were found through DNS records, 2 through code on osuc.dev. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and osuc.dev about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/osuc.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.