# What does 4Code use?

4Code (4code.io) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Software
- Size: 11–50 employees
- Based in: Wrocław, Poland
- Founded: 2021
- LinkedIn: https://www.linkedin.com/company/4code

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Lottie](https://www.runsonwhat.com/reverse/lottie) | Media & UI | 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 |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |

## FAQ

### What tools does 4Code use?

As of October 2026, runsonwhat has found 10 tools at 4Code (4code.io) in public records. Application: jQuery, Google Fonts and Vimeo. Go-to-market: WordPress, Yoast SEO and Brevo. Company Ops: Google Workspace and reCAPTCHA. Last checked October 20, 2026.

### What email provider does 4Code use?

4Code uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 405,334 companies runsonwhat tracks.

### What is 4Code's website built with?

4Code uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on 4code.io. WordPress is used by 600,336 companies runsonwhat tracks.

### What marketing software does 4Code use?

4Code uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through a DNS verification record for Brevo. Brevo is used by 80,610 companies runsonwhat tracks.

### Does 4Code use jQuery?

Yes. runsonwhat found jQuery at 4Code through jQuery code on 4code.io. jQuery is a Frontend tool used by 920,415 companies runsonwhat tracks.

### How does runsonwhat know what 4Code uses?

runsonwhat reads public records only. Of the 10 tools at 4Code, 8 were found through code on 4code.io, 1 through email records and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 4code.io about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/4code.io (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.