# What does Whimsical use?

Whimsical (whimsical.com) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-10-20).

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

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [Astro](https://www.runsonwhat.com/reverse/astro) | Frontend | Website code |  |
| [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) | AI | DNS verification records |  |
| [Smithery](https://www.runsonwhat.com/reverse/smithery) | AI | DNS verification records |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Plausible](https://www.runsonwhat.com/reverse/plausible) | Analytics | Website code |  |
| [Sorry](https://www.runsonwhat.com/reverse/sorryapp) | Monitoring | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |
| [dmarcian](https://www.runsonwhat.com/reverse/dmarcian) | Security & Compliance | Email records |  |
| [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records |  |
| [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records |  |
| [Vanta](https://www.runsonwhat.com/reverse/vanta) | Security & Compliance | Custom domain |  |
| [Loom](https://www.runsonwhat.com/reverse/loom) | Collaboration | DNS verification records |  |

## FAQ

### What tools does Whimsical use?

As of October 2026, runsonwhat has found 21 tools at Whimsical (whimsical.com) in public records. Edge & Hosting: Cloudflare. Application: Anthropic, OpenAI and Astro. Data & Observability: Plausible and Sorry. Company Ops: Google Workspace, SendGrid and Apple Business. Last checked October 20, 2026.

### What email provider does Whimsical use?

Whimsical 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 405,351 companies runsonwhat tracks.

### What analytics tools does Whimsical use?

Whimsical uses Plausible for analytics, according to runsonwhat (October 2026). runsonwhat found Plausible through Plausible code on whimsical.com. Plausible is used by 7,175 companies runsonwhat tracks.

### What monitoring tools does Whimsical use?

Whimsical uses Sorry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sorry through a subdomain that points at Sorry. Sorry is used by 191 companies runsonwhat tracks.

### Does Whimsical use Cloudflare?

Yes. runsonwhat found Cloudflare at Whimsical through DNS records that point at Cloudflare and code on whimsical.com. Cloudflare is a CDN & Edge tool used by 707,876 companies runsonwhat tracks.

### Does Whimsical use AI tools?

Yes. runsonwhat has found Anthropic, OpenAI, MCP Registry and Smithery at Whimsical; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Whimsical may use more AI tools than these.

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

The companies with the stacks most like Whimsical's are Maroo, Periodix, SOCIALITY.IO and Locus Technologies, according to runsonwhat (October 2026). Each shares 6 to 8 tools with Whimsical, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Whimsical uses?

runsonwhat reads public records only. Of the 21 tools at Whimsical, 14 were found through DNS records, 3 through subdomains that point at the vendor, 2 through email records and 2 through code on whimsical.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and whimsical.com about monthly.


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