JSPM

A lightweight library simplifying asymmetric data encryption using Web Crypto

A lightweight library for creating and verifying ALTCHA challenges on the server.

Privacy-first CAPTCHA widget, compliant with global regulations (GDPR/HIPAA/CCPA/LGDP/DPDPA/PIPL) and WCAG accessible. No tracking, self-verifying.

Official Anti-Captcha.com npm library

ALTCHA React Native widget supporting PoW v2

Type safe react wrapper library for Altcha, open source, self-hostable captcha provider.

Firebase App Check provider.

Privacy-first CAPTCHA widget, compliant with global regulations (GDPR/HIPAA/CCPA/LGDP/DPDPA/PIPL) and WCAG accessible. No tracking, self-verifying.

JavaScript client for ALTCHA Analytics.

Plugins for the ALTCHA widget.

A library for creating and verifying ALTCHA challenges for Node.js, Bun and Deno.