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Cap
Lightweight open-source proof-of-work captcha.
| Category | CAPTCHA & Bot Protection |
|---|---|
| Authentication | No auth |
| Pricing | Free |
| Website | https://capjs.js.org/ |
| Docs | https://capjs.js.org/guide/ |
| Last checked | 2026-10-14 |
| As JSON | /api/v1/directory/cap.json |
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