cap-worker

The premium Open Source alternative to hCaptcha

🎯 Best for:Applications requiring bot protection without degrading user experience.
Visit WebsiteCompare with hCaptcha
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What is cap-worker?

A modern bot protection system that replaces visual puzzles with client-side SHA-256 proof-of-work calculations. It runs natively on Cloudflare Workers to provide low-latency, privacy-preserving verification.

Tech Stack
HTMLBackend & Auth

Why cap-worker?

  • Non-interactive
  • Privacy-focused
  • Lightweight integration

Limitations

  • CPU intensive for clients
  • Requires Worker environment
  • No advanced bot analytics
3/2/2026
Last Update
38
Forks
1
Issues
Unknown
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to cap-worker instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on hCaptcha)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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