Free captcha tools or service for developers

A collection of free captcha app, tools or service for developers

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Friendly Captcha

Bot protection for the internet

Tags: captcha, security

Free Offer:

1,000 requests / month Not for commercial
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mCaptcha

mCaptcha is proof-of-work based captcha system that is privacy focused and fully automated.

Tags: captcha

Free Offer:

self host