# What does Plume Finder use? Plume Finder (plumefinder.com) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-09). - Industry: Climate - Size: 1–10 employees - Based in: Paris, France - LinkedIn: https://www.linkedin.com/company/plumefinder ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | DNS records | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | DNS verification records, Website code | | | [Three.js](https://www.runsonwhat.com/reverse/threejs) | Media & UI | Website code | | | [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain | | | [Neon](https://www.runsonwhat.com/reverse/neon) | Backend & Database | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records | | | [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records | | ## Recent changes at Plume Finder - 2026-10-20: started using [Anthropic](https://www.runsonwhat.com/reverse/anthropic) - 2026-10-09: started using [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) ## FAQ ### What tools does Plume Finder use? As of November 2026, runsonwhat has found 19 tools at Plume Finder (plumefinder.com) in public records. Edge & Hosting: Amazon Web Services, Google Cloud and Vercel. Application: React, Tailwind CSS and Anthropic. Data & Observability: web-vitals. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 9, 2026. ### What cloud does Plume Finder run on? Plume Finder uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud and Vercel, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on plumefinder.com. Amazon Web Services is used by 147,636 companies runsonwhat tracks. ### What email provider does Plume Finder use? Plume Finder uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 736,660 companies runsonwhat tracks. ### What does Plume Finder use for login and identity? Plume Finder uses WorkOS for sign-in and identity, according to runsonwhat (November 2026). runsonwhat found WorkOS through a subdomain that points at WorkOS. WorkOS is used by 651 companies runsonwhat tracks. ### What monitoring tools does Plume Finder use? Plume Finder uses web-vitals for monitoring, according to runsonwhat (November 2026). runsonwhat found web-vitals through web-vitals code on plumefinder.com. web-vitals is used by 29,951 companies runsonwhat tracks. ### Does Plume Finder use SendGrid? Yes. runsonwhat found SendGrid at Plume Finder through email records that authorize SendGrid and code on plumefinder.com. SendGrid is a Email Delivery tool used by 201,028 companies runsonwhat tracks. ### Does Plume Finder use AI tools? Yes. runsonwhat has found Anthropic at Plume Finder; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Plume Finder may use more AI tools than these. ### Has Plume Finder changed tools recently? Yes. On runsonwhat's rechecks, Plume Finder started using Anthropic and Bitwarden (latest on October 20, 2026). A change counts only between two checks of plumefinder.com done the same way. ### Which companies have a tech stack similar to Plume Finder's? The companies with the stacks most like Plume Finder's are Columnar, Kepler, Moniti and UNMTA, according to runsonwhat (November 2026). Each shares 6 to 9 tools with Plume Finder, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Plume Finder uses? runsonwhat reads public records only. Of the 19 tools at Plume Finder, 8 were found through DNS records, 6 through code on plumefinder.com, 3 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and plumefinder.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/plumefinder.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.