runsonwhat

Epsor's tech stack

What does Epsor use?

Epsor (epsor.fr) uses at least 31 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, HubSpot for sales and Google Analytics for analytics. Last checked .

Industry
Financial Services
Size
51–200 employees
Based in
Paris, France
Founded
2017
LinkedIn
Company page
Re-check liveVisit epsor.fr
Tools found
31
Categories
16
Oldest proven tool
Oct 2022
Last checked
Oct 2026

Epsor'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

6 tools, what the product is built with

Frontend

Backend & Database

AI

Media & UI

Data & Observability

3 tools, what they measure and store

Analytics

Go-to-market

6 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Sales & CRM

Company Ops

14 tools, what the team runs on day to day

Email Delivery

Workspace

Collaboration

Dev Tools

Security & Compliance

What changed at Epsor

Using since

Dates come from the first certificate of the subdomain that points at the tool.

  1. Short.io

Companies like Epsor also use

Tools common among companies with a similar stack that we haven't found at Epsor.

Companies with a stack like Epsor's

Ranked by shared tools, with rare tools counting more.

More Financial Services companies

Other Financial Services companies we've checked.

Epsor tech stack FAQ

What tools does Epsor use?

As of October 2026, runsonwhat has found 31 tools at Epsor (epsor.fr) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: jQuery, GSAP and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Segment. Go-to-market: Google Ads, HubSpot and Webflow. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 19, 2026.

What cloud does Epsor run on?

Epsor uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on epsor.fr. Amazon Web Services is used by 145,663 companies runsonwhat tracks.

What CRM does Epsor use?

Epsor uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a DNS verification record for HubSpot and email records. HubSpot is used by 93,994 companies runsonwhat tracks.

What email provider does Epsor use?

Epsor uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 710,450 companies runsonwhat tracks.

What analytics tools does Epsor use?

Epsor uses Google Analytics for analytics, alongside Google Tag Manager and Segment, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on epsor.fr. Google Analytics is used by 880,511 companies runsonwhat tracks.

What is Epsor's website built with?

Epsor uses Webflow for its website, alongside Weglot, according to runsonwhat (October 2026). runsonwhat found Webflow through a subdomain that points at Webflow and code on epsor.fr. Webflow is used by 34,868 companies runsonwhat tracks.

How long has Epsor used Short.io?

Epsor has used Short.io since at least October 2022, going by the first public certificate of the epsor.fr subdomain that points at Short.io.

Does Epsor use jQuery?

Yes. runsonwhat found jQuery at Epsor through jQuery code on epsor.fr. jQuery is a Frontend tool used by 916,179 companies runsonwhat tracks.

Does Epsor use AI tools?

Yes. runsonwhat has found Anthropic and Dust at Epsor; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Epsor may use more AI tools than these.

Which companies have a tech stack similar to Epsor's?

The companies with the stacks most like Epsor's are Relesys, Brevo, Oderis and Wayflyer, according to runsonwhat (October 2026). Each shares 6 to 13 tools with Epsor, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Epsor uses?

runsonwhat reads public records only. Of the 31 tools at Epsor, 15 were found through DNS records, 8 through code on epsor.fr, 4 through email records, 3 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and epsor.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.