Non-EU vendorCaptcha & Bot DetectionHeadquarters: US

hCaptcha: sovereignty score and 8 European alternatives

hCaptcha is a bot-detection and fraud-prevention platform operated by Intuition Machines, Inc. Besides the captcha widget or passive challenge, the vendor lists products for user-journey protection, AI-agent controls, account-takeover defence and fraud protection. Organisations add the hCaptcha client to a website or app and validate the resulting tokens on their own server; SDKs, plugins and CMS integrations exist for web, iOS and Android. A first-party hosting option serves requests from the customer's own subdomain. It is delivered as hosted SaaS.

Intuition Machines is a US company and states in its privacy policy that the service is controlled and operated from the United States. For EU residents, data is transferred to, processed and stored in the United States, under Standard Contractual Clauses and the company's EU-US Data Privacy Framework certification. No EU hosting region or self-hosted variant is documented. According to the vendor, the platform follows a zero-PII design. European organisations should weigh this against US jurisdiction, including the CLOUD Act.

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Sovereignty score

17 / 1000 = high exposure
100 = sovereign

Jurisdiction SOV-210
Headquartered in the US: CLOUD Act and FISA 702
Data residency SOV-30
No hosting in Europe (US)
Cryptographic key sovereignty SOV-320
Key management with a non-European vendor
Freedom from lock-in SOV-640
Closed source: switching requires data migration
Source & runtime sovereignty SOV-4 · SOV-615
Closed source, runtime with the vendor

SOV codes: the matching objective in the European Commission's Cloud Sovereignty Framework. Official source

How the score is calculated

Facts and evidence

Last checked October 4, 2026

Headquarters	US (US)Verified by hand
EU adequacy decision	Only for companies individually certified under the EU-US Data Privacy FrameworkVerified by hand
Sovereignty model	Vendor-hosted (non-EU)Verified by hand
Data hosting	USVerified by hand
Open-source	NoVerified by hand
GDPR-compliant	NoVendor-stated
Hosting signal	CLOUDFLARENET - Cloudflare, Inc., US (US)Technically measured
Category	Captcha & Bot Detection
Type	Product
Website	hcaptcha.com ↗

The hosting signal shows the network that serves the vendor's website, often a CDN, and not necessarily where the service or your data is hosted. How we verify · Something wrong? Suggest a correction

Top EU-based & GDPR-compliant alternatives to hCaptcha

The European alternatives to hCaptcha come from our knowledge base of over 6,800 vendors. We only list vendors headquartered in the EU or the EEA; fully European-owned vendors rank before vendors with a foreign owner. For each alternative you see the country, the open-source status and a short description.

Score per alternative: 0 = high exposure, 100 = sovereign

15 European Captcha & Bot Detection vendors are in the catalogue. View the whole category · Submit an alternative · View category on the map

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Why digital sovereignty matters with hCaptcha

hCaptcha is headquartered in the United States. US vendors fall under the CLOUD Act and FISA 702: US authorities can compel access to data, even when that data sits in a European data centre. That is the core of the jurisdictional exposure in our model.

hCaptcha hosts data outside the EU (US). Personal data therefore leaves the EU, which requires a transfer mechanism under the GDPR and pulls the data residency score down.

hCaptcha is closed source and hosted by the vendor. The encryption keys and the runtime sit with the vendor and switching requires data migration. Ask about bring-your-own-key, export options and open standards.

What this means for your organisation depends on your whole stack and context. The free assessment weighs hCaptcha together with your other vendors and gives a total score, a heatmap and the main risk drivers.

Frequently asked questions

What is the best European alternative to hCaptcha?

It depends on your use case. Strong EU alternatives to hCaptcha include ALTCHA, Captcha.eu and CaptchaFox. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.

Are there open-source alternatives to hCaptcha?

Yes. Open-source EU alternatives to hCaptcha include ALTCHA. These keep your data fully under your own control and let you self-host if you want to.

Is hCaptcha GDPR-compliant and where is the data hosted?

hCaptcha is headquartered in US and hosts data in US. Its GDPR compliance is limited or unclear. For full EU data residency the EU alternatives on this page usually offer more certainty.

Details and sources

Verified by handHeadquarters, owner, hosting locations and licence have been checked by us against public sources. Free of charge and for every vendor, not a paid label. Nothing in this knowledge base is taken over automatically. Last checked on October 4, 2026.

Sources

Public sources used in the latest check of this record.

Compliance evidence

The links below point to the vendor's own public documents. We only record what we found: a missing link means "not found publicly", not "not compliant".

No public compliance evidence has been recorded for this vendor yet. Do you know its DPA or subprocessor list? Something wrong? Suggest a correction

Digital sovereignty in Captcha & Bot Detection

Captcha & Bot Detection: Services that detect whether a real user or bot is visiting a website. In this category the choice of vendor determines who has legal access to your data, where that data lives and how easily you can switch later.

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