R's tech stack
What does R use?
R (r-project.org) uses at least 5 tools we can see from public records, including Microsoft 365 for email and documents, Amazon CloudFront for content delivery and Forward Email for email delivery. Last checked .
- Industry
- Software
- Size
- 1–10 employees
- Based in
- London, United Kingdom
- Company page
- Tools found
- 5
- Categories
- 4
- Layers
- 3 of 5
- Changes seen
- 1
R'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
1 tool, where the bytes are served from
CDN & Edge
Application
2 tools, what the product is built with
Frontend
Company Ops
2 tools, what the team runs on day to day
Email Delivery
Workspace
What changed at R
Recent starts and stops
- StartedForward Email
Companies like R also use
Tools common among companies with a similar stack that we haven't found at R.
Companies with a stack like R's
Ranked by shared tools, with rare tools counting more.
Code Supply Co.Software · 11–50 people1in common
Interactivethink, Inc.Software · 11–50 people1in common
Fine Paints of EuropeLaw Practice · 1–10 people2in common
FastapiInternet · 1–10 people1in common
Thompsons FurnitureLegal Services · 11–50 people2in common
The Edu LawE-learning · 11–50 people2in common
Great Neck FitnessHealth, Wellness and Fitness · 11–50 people1in common
Yobleyoble.us2in common
More Software companies
Other Software companies we've checked.
R tech stack FAQ
What tools does R use?
As of October 2026, runsonwhat has found 5 tools at R (r-project.org) in public records. Edge & Hosting: Amazon CloudFront. Application: jQuery and Tailwind CSS. Company Ops: Microsoft 365 and Forward Email. Last checked October 20, 2026.
What email provider does R use?
R 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 709,043 companies runsonwhat tracks.
Does R use jQuery?
Yes. runsonwhat found jQuery at R through jQuery code on r-project.org. jQuery is a Frontend tool used by 913,303 companies runsonwhat tracks.
Has R changed tools recently?
Yes. On runsonwhat's rechecks, R started using Forward Email (latest on October 20, 2026). A change counts only between two checks of r-project.org done the same way.
Which companies have a tech stack similar to R's?
The companies with the stacks most like R's are Code Supply, Interactivethink, Fine Paints of Europe and Fastapi, according to runsonwhat (October 2026). Each shares 1 to 2 tools with R, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what R uses?
runsonwhat reads public records only. Of the 5 tools at R, 2 were found through code on r-project.org, 2 through DNS records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and r-project.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.