# What does Halmos Labs use?

Halmos Labs (halmoslabs.com) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Industrial Bio
- Size: 1–10 employees
- Based in: Lund, Sweden

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## Recent changes at Halmos Labs

- 2026-10-09: started using [Apple Business](https://www.runsonwhat.com/reverse/apple)

## FAQ

### What tools does Halmos Labs use?

As of October 2026, runsonwhat has found 6 tools at Halmos Labs (halmoslabs.com) in public records. Edge & Hosting: Cloudflare. Application: WorkOS. Company Ops: Google Workspace, Apple Business and Resend. Last checked October 20, 2026.

### What email provider does Halmos Labs use?

Halmos Labs uses Google Workspace for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 399,686 companies runsonwhat tracks.

### What does Halmos Labs use for login and identity?

Halmos Labs uses WorkOS for sign-in and identity, according to runsonwhat (October 2026). runsonwhat found WorkOS through a subdomain that points at WorkOS. WorkOS is used by 567 companies runsonwhat tracks.

### Does Halmos Labs use Cloudflare?

Yes. runsonwhat found Cloudflare at Halmos Labs through DNS records that point at Cloudflare and code on halmoslabs.com. Cloudflare is a CDN & Edge tool used by 696,273 companies runsonwhat tracks.

### Has Halmos Labs changed tools recently?

Yes. On runsonwhat's rechecks, Halmos Labs started using Apple Business (latest on October 9, 2026). A change counts only between two checks of halmoslabs.com done the same way.

### Which companies have a tech stack similar to Halmos Labs's?

The companies with the stacks most like Halmos Labs' are Ergo, Craze, Asteroid and Profound, according to runsonwhat (October 2026). Each shares 4 to 5 tools with Halmos Labs, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Halmos Labs uses?

runsonwhat reads public records only. Of the 6 tools at Halmos Labs, 3 were found through DNS records, 2 through email 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 halmoslabs.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/halmoslabs.com (updated October 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.