Logto – Modern auth infrastructure for developers. Add multi-tenancy, enterprise SSO, and RBAC to your SaaS or AI apps.

Learn more

Open Source CAPTCHA & Bot Protection Tools using nvm

A curated collection of the best open source tools for distinguishing humans from bots (CAPTCHA) and preventing spam. using nvm.

mCaptcha

Privacy-first proof-of-work CAPTCHA without user friction

Stars
2,475
Forks
94
Last commit
10 months ago

Privacy-focused proof-of-work CAPTCHA system that silently protects websites without tracking users or requiring image solving. Drop-in replacement for reCAPTCHA.

Open Source Alternative to:

reCAPTCHA

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit