# What does CDU use?

CDU (cdu.de) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-31).

- Based in: Germany
- LinkedIn: https://www.linkedin.com/company/cdudeutschlands

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Vue.js](https://www.runsonwhat.com/reverse/vue) | Frontend | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code |  |
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records, Email records, Website code |  |
| [Inxmail](https://www.runsonwhat.com/reverse/inxmail) | Marketing | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code |  |
| [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code |  |
| [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records |  |

## FAQ

### What tools does CDU use?

As of November 2026, runsonwhat has found 14 tools at CDU (cdu.de) in public records. Application: jQuery, Vimeo and YouTube. Go-to-market: WordPress, Yoast SEO and Brevo. Company Ops: Microsoft 365, Apple Business and Cookiebot. Last checked October 31, 2026.

### What email provider does CDU use?

CDU uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 720,775 companies runsonwhat tracks.

### What is CDU's website built with?

CDU uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on cdu.de. WordPress is used by 607,081 companies runsonwhat tracks.

### What marketing software does CDU use?

CDU uses Brevo for marketing, alongside Inxmail, according to runsonwhat (November 2026). runsonwhat found Brevo through a DNS verification record for Brevo and email records. Brevo is used by 81,463 companies runsonwhat tracks.

### Does CDU use jQuery?

Yes. runsonwhat found jQuery at CDU through jQuery code on cdu.de. jQuery is a Frontend tool used by 929,879 companies runsonwhat tracks.

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

The companies with the stacks most like CDU's are Sepp.med, Hamburger Pensionskasse von 1905 VVaG, Vr-Bank Memmingen Eg and GEMÜ, according to runsonwhat (November 2026). Each shares 3 to 7 tools with CDU, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what CDU uses?

runsonwhat reads public records only. Of the 14 tools at CDU, 7 were found through code on cdu.de, 4 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and cdu.de about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/cdu.de (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.