runsonwhat

Clerk's tech stack

What does Clerk use?

Clerk (clerk.com) uses at least 19 tools we can see from public records, including Vercel for hosting, Google Workspace for email and documents, Google Analytics for analytics and Dub for marketing. Last checked .

“Clerk is a user management platform providing drop-in UI components, flexible APIs, and admin dashboards for authentication, authorization, and billing.”

Industry
Internet
Size
51–200 employees
Based in
San Francisco, United States
Founded
2019
LinkedIn
Company page
Re-check liveVisit clerk.com
Tools found
19
Categories
12
Layers
5 of 5
Last checked
Oct 2026

Clerk's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

3 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

2 tools, what the product is built with

Frontend

AI

Data & Observability

5 tools, what they measure and store

Monitoring

Analytics

Go-to-market

6 tools, how they find and keep customers

Marketing

Ads & Pixels

Company Ops

3 tools, what the team runs on day to day

Email Delivery

Workspace

Security & Compliance

Companies like Clerk also use

Tools common among companies with a similar stack that we haven't found at Clerk.

Companies with a stack like Clerk's

Ranked by shared tools, with rare tools counting more.

More Internet companies

Other Internet companies we've checked.

Clerk tech stack FAQ

What tools does Clerk use?

We've found 19 tools at Clerk (clerk.com). Edge & Hosting: Cloudflare, Vercel and DNSimple. Application: Next.js. Data & Observability: Google Analytics, web-vitals and PostHog. Go-to-market: Meta Pixel, LinkedIn Insight Tag and Reddit Ads. Company Ops: Google Workspace, Resend and Drata. Last checked October 3, 2026.

What cloud does Clerk run on?

Clerk uses Vercel for hosting. We found Vercel through custom domain, DNS verification records, DNS records and website code.

What email provider does Clerk use?

Clerk uses Google Workspace for email and documents. We found Google Workspace through email records.

What analytics tools does Clerk use?

Clerk uses Google Analytics, PostHog and Vercel Analytics for analytics. We found Google Analytics through website code.

What marketing software does Clerk use?

Clerk uses Dub for marketing. We found Dub through custom domain.

Does Clerk use Cloudflare?

Yes. We found Cloudflare at Clerk through custom domain. Cloudflare is used by 147,753 companies we track.

How does runsonwhat know what Clerk uses?

We read public traces only: Clerk's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.