PSI's tech stack
What does PSI use?
PSI (psi.fr) uses at least 18 tools we can see from public records, including OVHcloud for hosting, Microsoft 365 for email and documents, Google Analytics for analytics and WordPress for its website. Last checked .
“Au service de vos projets numériques”
- Industry
- IT Services
- Size
- 51–200 employees
- Based in
- Bruges, France
- Founded
- 1998
- Company page
- Tools found
- 18
- Categories
- 10
- Layers
- 5 of 5
- Changes seen
- 3
PSI'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.
Edge & Hosting
2 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
5 tools, what the product is built with
Data & Observability
3 tools, what they measure and store
Go-to-market
5 tools, how they find and keep customers
Website & CMS
Marketing
Ads & Pixels
Company Ops
3 tools, what the team runs on day to day
Workspace
Security & Compliance
What changed at PSI
PSI tech stack FAQ
What tools does PSI use?
As of October 2026, runsonwhat has found 18 tools at PSI (psi.fr) in public records. Edge & Hosting: Cloudflare and OVHcloud. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Hotjar and Matomo. Go-to-market: WordPress, LinkedIn Insight Tag and Brevo. Company Ops: Microsoft 365, reCAPTCHA and Hornetsecurity. Last checked October 21, 2026.
What cloud does PSI run on?
PSI uses OVHcloud for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found OVHcloud through DNS records that point at OVHcloud and code on psi.fr. OVHcloud is used by 26,939 companies runsonwhat tracks.
What email provider does PSI use?
PSI 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. Microsoft 365 is used by 715,067 companies runsonwhat tracks.
What analytics tools does PSI use?
PSI uses Google Analytics for analytics, alongside Hotjar and Matomo, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on psi.fr. Google Analytics is used by 888,679 companies runsonwhat tracks.
What is PSI's website built with?
PSI uses WordPress for its website, alongside All in One SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on psi.fr. WordPress is used by 600,424 companies runsonwhat tracks.
What marketing software does PSI use?
PSI uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through Brevo code on psi.fr. Brevo is used by 80,646 companies runsonwhat tracks.
Does PSI use jQuery?
Yes. runsonwhat found jQuery at PSI through jQuery code on psi.fr. jQuery is a Frontend tool used by 920,629 companies runsonwhat tracks.
Has PSI changed tools recently?
Yes. On runsonwhat's rechecks, PSI started using Brevo, Vimeo and YouTube (latest on October 21, 2026). A change counts only between two checks of psi.fr done the same way.
How does runsonwhat know what PSI uses?
runsonwhat reads public records only. Of the 18 tools at PSI, 14 were found through code on psi.fr, 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 psi.fr 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.