Leef!'s tech stack
What does Leef! use?
Leef! (leef.nu) uses at least 11 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics and WordPress for its website. Last checked .
- Industry
- Healthcare
- Size
- 11–50 employees
- Based in
- Netherlands
- Founded
- 1989
- Company page
- Tools found
- 11
- Categories
- 6
- Layers
- 4 of 5
- Last checked
- Oct 2026
Leef!'s stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Application
5 tools, what the product is built with
Data & Observability
2 tools, what they measure and store
Go-to-market
3 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Company Ops
1 tool, what the team runs on day to day
Workspace
Leef! tech stack FAQ
What tools does Leef! use?
As of October 2026, runsonwhat has found 11 tools at Leef! (leef.nu) in public records. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics and Microsoft Clarity. Go-to-market: WordPress, Meta Pixel and Yoast SEO. Company Ops: Microsoft 365. Last checked October 25, 2026.
What email provider does Leef! use?
Leef! uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 715,482 companies runsonwhat tracks.
What analytics tools does Leef! use?
Leef! uses Google Analytics for analytics, alongside Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on leef.nu. Google Analytics is used by 895,313 companies runsonwhat tracks.
What is Leef!'s website built with?
Leef! uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on leef.nu. WordPress is used by 602,351 companies runsonwhat tracks.
Does Leef! use jQuery?
Yes. runsonwhat found jQuery at Leef! through jQuery code on leef.nu. jQuery is a Frontend tool used by 923,684 companies runsonwhat tracks.
How does runsonwhat know what Leef! uses?
runsonwhat reads public records only. Of the 11 tools at Leef!, 10 were found through code on leef.nu, 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and leef.nu about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.