# What does softstack GmbH use?

softstack GmbH (softstack.io) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-24).

- Industry: Internet
- Size: 11–50 employees
- Based in: Flensburg, Germany
- Founded: 2017
- LinkedIn: https://www.linkedin.com/company/softstack

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [OVHcloud](https://www.runsonwhat.com/reverse/ovh) | Hosting & Cloud | 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 |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code |  |
| [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code |  |

## FAQ

### What tools does softstack use?

As of October 2026, runsonwhat has found 9 tools at softstack (softstack.io) in public records. Edge & Hosting: OVHcloud. Application: React, Tailwind CSS and Next.js. Data & Observability: Google Analytics. Go-to-market: Calendly and ChatGPT Ads. Company Ops: Microsoft 365. Last checked October 24, 2026.

### What cloud does softstack run on?

softstack uses OVHcloud for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found OVHcloud through DNS records that point at OVHcloud and code on softstack.io. OVHcloud is used by 26,877 companies runsonwhat tracks.

### What sales tools does softstack use?

The sales tools runsonwhat has found at softstack are Calendly (October 2026); no CRM shows up in softstack's public records. runsonwhat found Calendly through Calendly code on softstack.io. Calendly is used by 28,759 companies runsonwhat tracks.

### What email provider does softstack use?

softstack 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 713,749 companies runsonwhat tracks.

### What analytics tools does softstack use?

softstack uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on softstack.io. Google Analytics is used by 886,823 companies runsonwhat tracks.

### Does softstack use React?

Yes. runsonwhat found React at softstack through React code on softstack.io. React is a Frontend tool used by 124,142 companies runsonwhat tracks.

### How does runsonwhat know what softstack uses?

runsonwhat reads public records only. Of the 9 tools at softstack, 6 were found through code on softstack.io, 3 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and softstack.io about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/softstack.io (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.