runsonwhat

hCaptcha's tech stack

What does hCaptcha use?

hCaptcha (hcaptcha.com) uses at least 21 tools we can see from public records, including Alibaba Cloud for hosting, Google Workspace for email and documents, HubSpot for sales and Zendesk for customer support. Last checked .

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Tools found
21
Categories
13
Layers
5 of 5
Last checked
Oct 2026

hCaptcha'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

Application

1 tool, what the product is built with

AI

Data & Observability

2 tools, what they measure and store

Monitoring

Analytics

Go-to-market

5 tools, how they find and keep customers

Website & CMS

Marketing

Sales & CRM

Support & Docs

Company Ops

10 tools, what the team runs on day to day

Email Delivery

Workspace

People & HR

Security & Compliance

Companies like hCaptcha also use

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

Companies with a stack like hCaptcha's

Ranked by shared tools, with rare tools counting more.

hCaptcha tech stack FAQ

What tools does hCaptcha use?

We've found 21 tools at hCaptcha (hcaptcha.com). Edge & Hosting: Cloudflare, Amazon CloudFront and Alibaba Cloud. Data & Observability: Atlassian Statuspage and PostHog. Go-to-market: HubSpot, Zendesk and HubSpot CMS. Company Ops: Google Workspace, Amazon SES and Let's Encrypt. Last checked October 1, 2026.

What cloud does hCaptcha run on?

hCaptcha uses Alibaba Cloud for hosting. We found Alibaba Cloud through custom domain.

What CRM does hCaptcha use?

hCaptcha uses HubSpot for sales and CRM. We found HubSpot through email records, custom domain and website code.

What email provider does hCaptcha use?

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

What does hCaptcha use for customer support?

hCaptcha uses Zendesk for customer support. We found Zendesk through email records.

What analytics tools does hCaptcha use?

hCaptcha uses PostHog for analytics. We found PostHog through website code.

Does hCaptcha use Cloudflare?

Yes. We found Cloudflare at hCaptcha through DNS records and website code. Cloudflare is used by 147,753 companies we track.

How does runsonwhat know what hCaptcha uses?

We read public traces only: hCaptcha'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.