# What does Stacker use?

Stacker (stacker.ai) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-11-08).

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | 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 |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code |  |
| [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code |  |
| [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |
| [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records |  |

## FAQ

### What tools does Stacker use?

As of November 2026, runsonwhat has found 15 tools at Stacker (stacker.ai) in public records. Edge & Hosting: Cloudflare. Application: Google Fonts, React and Next.js. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, Meta Pixel and HubSpot. Company Ops: Google Workspace, Resend and HubSpot App Developer. Last checked November 8, 2026.

### What CRM does Stacker use?

Stacker uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on stacker.ai. HubSpot is used by 97,646 companies runsonwhat tracks.

### What email provider does Stacker use?

Stacker uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on stacker.ai. Google Workspace is used by 420,149 companies runsonwhat tracks.

### What analytics tools does Stacker use?

Stacker uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on stacker.ai. Google Analytics is used by 903,944 companies runsonwhat tracks.

### Does Stacker use Google Fonts?

Yes. runsonwhat found Google Fonts at Stacker through Google Fonts code on stacker.ai. Google Fonts is a Media & UI tool used by 825,597 companies runsonwhat tracks.

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

The companies with the stacks most like Stacker's are Accounttech, DYNASSUR, Fathom and West Central Technology, according to runsonwhat (November 2026). Each shares 2 to 10 tools with Stacker, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Stacker uses?

runsonwhat reads public records only. Of the 15 tools at Stacker, 10 were found through code on stacker.ai, 3 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and stacker.ai about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/stacker.ai (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.