# What does Dreyfous use?

Dreyfous (dreyfous.com) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-23).

- Industry: E-learning
- Size: 51–200 employees
- Based in: San Juan, Puerto Rico
- Founded: 1993
- LinkedIn: https://www.linkedin.com/company/dreyfous-and-associates

## 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 |  |
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [Fortinet](https://www.runsonwhat.com/reverse/fortinet) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does Dreyfous use?

As of October 2026, runsonwhat has found 13 tools at Dreyfous (dreyfous.com) in public records. Application: jQuery, Google Fonts and Vimeo. Go-to-market: WordPress and Meta Pixel. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked October 23, 2026.

### What email provider does Dreyfous use?

Dreyfous uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on dreyfous.com. Microsoft 365 is used by 715,062 companies runsonwhat tracks.

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

Dreyfous uses WordPress for its website, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on dreyfous.com. WordPress is used by 600,411 companies runsonwhat tracks.

### Does Dreyfous use jQuery?

Yes. runsonwhat found jQuery at Dreyfous through jQuery code on dreyfous.com. jQuery is a Frontend tool used by 920,602 companies runsonwhat tracks.

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

The companies with the stacks most like Dreyfous' are Organi, トヨタレンタリース神戸, Federación Colombiana de Municipios and Huey P. Stockstill, Llc., according to runsonwhat (October 2026). Each shares 5 to 9 tools with Dreyfous, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Dreyfous uses?

runsonwhat reads public records only. Of the 13 tools at Dreyfous, 9 were found through code on dreyfous.com, 2 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and dreyfous.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/dreyfous.com (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.