ESF's tech stack
What does ESF use?
ESF (esf.org) uses at least 10 tools we can see from public records, including Microsoft 365 for email and documents, WordPress for its website, MailerLite for marketing and Sophos for security. Last checked .
- Industry
- Non-profit Organization Management
- Size
- 51–200 employees
- Based in
- Strasbourg, France
- Founded
- 1974
- Company page
- Tools found
- 10
- Categories
- 6
- Layers
- 3 of 5
- Changes seen
- 3
ESF'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
4 tools, what the product is built with
Frontend
Go-to-market
4 tools, how they find and keep customers
Website & CMS
Company Ops
2 tools, what the team runs on day to day
Workspace
Security & Compliance
What changed at ESF
Recent starts and stops
- StartedFont Awesome
- StartedVimeo
- StartedYouTube
ESF tech stack FAQ
What tools does ESF use?
As of October 2026, runsonwhat has found 10 tools at ESF (esf.org) in public records. Application: jQuery, Font Awesome and Vimeo. Go-to-market: WordPress, Yoast SEO and MailerLite. Company Ops: Microsoft 365 and Sophos. Last checked October 21, 2026.
What email provider does ESF use?
ESF uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 715,935 companies runsonwhat tracks.
What is ESF's website built with?
ESF uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on esf.org. WordPress is used by 602,158 companies runsonwhat tracks.
What marketing software does ESF use?
ESF uses MailerLite for marketing, according to runsonwhat (October 2026). runsonwhat found MailerLite through a DNS verification record for MailerLite and email records. MailerLite is used by 15,818 companies runsonwhat tracks.
Does ESF use jQuery?
Yes. runsonwhat found jQuery at ESF through jQuery code on esf.org. jQuery is a Frontend tool used by 923,296 companies runsonwhat tracks.
Has ESF changed tools recently?
Yes. On runsonwhat's rechecks, ESF started using Font Awesome, Vimeo and YouTube (latest on October 21, 2026). A change counts only between two checks of esf.org done the same way.
How does runsonwhat know what ESF uses?
runsonwhat reads public records only. Of the 10 tools at ESF, 6 were found through code on esf.org, 3 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and esf.org 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.