# What does Rigel Pharmaceuticals, Inc. use?

Rigel Pharmaceuticals, Inc. (rigel.com) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-08).

- Industry: Biotechnology
- Size: 51–200 employees
- Based in: South San Francisco, CA, United States
- Founded: 1996
- LinkedIn: https://www.linkedin.com/company/rigel

## 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 |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records, Email records |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |
| [Mimecast](https://www.runsonwhat.com/reverse/mimecast) | Security & Compliance | Email records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records |  |
| [PowerDMARC](https://www.runsonwhat.com/reverse/powerdmarc) | Security & Compliance | Email records |  |
| [Equisolve](https://www.runsonwhat.com/reverse/equisolve) | Finance & Legal | Custom domain |  |

## FAQ

### What tools does Rigel Pharmaceuticals use?

As of October 2026, runsonwhat has found 15 tools at Rigel Pharmaceuticals (rigel.com) in public records. Application: jQuery, Google Fonts and OpenAI. Data & Observability: Google Analytics. Go-to-market: Microsoft Ads. Company Ops: Microsoft 365, Apple Business and Cookiebot. Last checked October 8, 2026.

### What email provider does Rigel Pharmaceuticals use?

Rigel Pharmaceuticals uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### What analytics tools does Rigel Pharmaceuticals use?

Rigel Pharmaceuticals uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on rigel.com. Google Analytics is used by 853,379 companies runsonwhat tracks.

### Does Rigel Pharmaceuticals use jQuery?

Yes. runsonwhat found jQuery at Rigel Pharmaceuticals through jQuery code on rigel.com. jQuery is a Frontend tool used by 897,845 companies runsonwhat tracks.

### Does Rigel Pharmaceuticals use AI tools?

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

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

The companies with the stacks most like Rigel Pharmaceuticals' are Oxford BioDynamics, Aptose Biosciences, Kolon TissueGene and Coda Octopus Group, according to runsonwhat (October 2026). Each shares 5 to 7 tools with Rigel Pharmaceuticals, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Rigel Pharmaceuticals uses?

runsonwhat reads public records only. Of the 15 tools at Rigel Pharmaceuticals, 5 were found through code on rigel.com, 5 through DNS records, 4 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 rigel.com about monthly.


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