Friendly Captcha

Friendly Captcha revolutionizes bot protection with a truly invisible CAPTCHA system that works automatically in the background. Unlike traditional CAPTCHAs that force users to solve puzzles or identify images, this innovative solution uses proof-of-work mechanisms to verify legitimate users without any visible challenges.

Key advantages include:

• Complete privacy compliance - GDPR, CCPA compliant with no user tracking or personal data storage
• Invisible operation - Crypto puzzles solve automatically while users fill forms
• Full accessibility - No tedious labeling tasks or visual challenges required
• WCAG 2.2 Level AA Gold certified
• Developer-friendly integration - Takes minutes to implement with just a few lines of code
• Global scalability - Data centers worldwide processing millions of daily requests

The system generates unique cryptographic puzzles for each device that solve in the background during form completion. By the time users are ready to submit, verification is already complete. This German-engineered solution offers enterprise-grade security with the highest data protection standards.

Perfect for organizations seeking:

• Effective bot and spam prevention
• Enhanced user experience without friction
• Privacy-first approach to security
• Easy migration from existing CAPTCHA systems

Available with flexible pricing from free non-commercial use to enterprise solutions with unlimited domains and advanced analytics.

Note: The backend of Friendly Captcha is closed source. However, if you'd like to self-host it, use the following lite server.