# What does krey.io use?

krey.io (supa.works) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-11-09).

- LinkedIn: https://www.linkedin.com/company/supaworks

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records |  |
| [Hetzner](https://www.runsonwhat.com/reverse/hetzner) | Hosting & Cloud | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [SvelteKit](https://www.runsonwhat.com/reverse/sveltekit) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fathom](https://www.runsonwhat.com/reverse/fathom) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records |  |
| [Mintlify](https://www.runsonwhat.com/reverse/mintlify) | Support & Docs | Custom domain |  |
| [Ghost](https://www.runsonwhat.com/reverse/ghost) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Proton Mail](https://www.runsonwhat.com/reverse/proton) | Workspace | DNS verification records, Email records |  |

## FAQ

### What tools does krey.io use?

As of November 2026, runsonwhat has found 9 tools at krey.io (supa.works) in public records. Edge & Hosting: Vercel and Hetzner. Application: SvelteKit. Data & Observability: Fathom. Go-to-market: Brevo, Mintlify and Ghost. Company Ops: Proton Mail. Last checked November 9, 2026.

### What cloud does krey.io run on?

krey.io uses Vercel for hosting and cloud infrastructure, alongside Hetzner, according to runsonwhat (November 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 53,567 companies runsonwhat tracks.

### What email provider does krey.io use?

krey.io uses Proton Mail for email and office software, according to runsonwhat (November 2026). runsonwhat found Proton Mail through a DNS verification record for Proton Mail and email records. Proton Mail is used by 2,633 companies runsonwhat tracks.

### What does krey.io use for customer support?

krey.io uses Mintlify for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Mintlify through a subdomain that points at Mintlify. Mintlify is used by 1,251 companies runsonwhat tracks.

### What analytics tools does krey.io use?

krey.io uses Fathom for analytics, according to runsonwhat (November 2026). runsonwhat found Fathom through Fathom code on supa.works. Fathom is used by 2,670 companies runsonwhat tracks.

### What is krey.io's website built with?

krey.io uses Ghost for its website, according to runsonwhat (November 2026). runsonwhat found Ghost through Ghost code on supa.works. Ghost is used by 903 companies runsonwhat tracks.

### Does krey.io use SvelteKit?

Yes. runsonwhat found SvelteKit at krey.io through SvelteKit code on supa.works. SvelteKit is a Frontend tool used by 1,920 companies runsonwhat tracks.

### Which companies have a tech stack similar to krey.io's?

The companies with the stacks most like krey.io's are Tally, Cloudglue, CORE and Dust, according to runsonwhat (November 2026). Each shares 3 to 4 tools with krey.io, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what krey.io uses?

runsonwhat reads public records only. Of the 9 tools at krey.io, 5 were found through DNS records, 3 through code on supa.works 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 supa.works about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/supa.works (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.