# What does Cardstack use?

Cardstack (cardstack.com) shows public evidence of 18 tools, according to runsonwhat (last checked 2026-10-29).

- Industry: Internet
- Size: 11–50 employees
- Based in: New York, United States
- Founded: 2014
- LinkedIn: https://www.linkedin.com/company/cardstack-foundation

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain, Website config |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Website code |  |
| [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, Website code |  |
| [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain |  |
| [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) | Marketing | Website code |  |
| [Discord](https://www.runsonwhat.com/reverse/discord) | Support & Docs | Website code |  |
| [GitBook](https://www.runsonwhat.com/reverse/gitbook) | Support & Docs | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records |  |

## FAQ

### What tools does Cardstack use?

As of November 2026, runsonwhat has found 18 tools at Cardstack (cardstack.com) in public records. Edge & Hosting: Cloudflare and Amazon CloudFront. Application: jQuery, Google Fonts and Auth0. Data & Observability: Google Analytics and Atlassian Statuspage. Go-to-market: Mailchimp, HubSpot and Webflow. Company Ops: Google Workspace, Atlassian and Amazon SES. Last checked October 29, 2026.

### What CRM does Cardstack use?

Cardstack uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and code on cardstack.com. HubSpot is used by 96,486 companies runsonwhat tracks.

### What email provider does Cardstack use?

Cardstack uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 412,497 companies runsonwhat tracks.

### What does Cardstack use for customer support?

Cardstack uses Discord for customer support and documentation, alongside GitBook, according to runsonwhat (November 2026). runsonwhat found Discord through Discord code on cardstack.com. Discord is used by 7,021 companies runsonwhat tracks.

### What analytics tools does Cardstack use?

Cardstack uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on cardstack.com. Google Analytics is used by 906,070 companies runsonwhat tracks.

### What is Cardstack's website built with?

Cardstack uses Webflow for its website, alongside HubSpot CMS, according to runsonwhat (November 2026). runsonwhat found Webflow through a subdomain that points at Webflow and code on cardstack.com. Webflow is used by 35,770 companies runsonwhat tracks.

### Does Cardstack use jQuery?

Yes. runsonwhat found jQuery at Cardstack through jQuery code on cardstack.com. jQuery is a Frontend tool used by 929,884 companies runsonwhat tracks.

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

The companies with the stacks most like Cardstack's are Molecule, Devtodev, Libertum and Day By Day, according to runsonwhat (November 2026). Each shares 5 to 13 tools with Cardstack, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Cardstack uses?

runsonwhat reads public records only. Of the 18 tools at Cardstack, 7 were found through subdomains that point at the vendor, 5 through code on cardstack.com, 3 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and cardstack.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/cardstack.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.