OAuth 1.0a Request Authorization for Node and Browser.
Web Cryptography API shim for legacy browsers
RFC 4226 HOTP implementation for otplib
Strav CAPTCHA primitive — stateless HMAC-signed tokens + pluggable challenge registry. Ships honeypot, hashcash-style proof of work, and inline-SVG distorted-text challenges in the root, with HTTP middleware + validation rule + refresh routes under @strav
Fast, reliable cipher, hash and hmac methods executed in Node's threadpool for multi-core throughput.
RFC 6238 TOTP implementation for otplib
Framework-agnostic HMAC-SHA256 request signing for server-to-server authentication. Includes client signer, server verifier, nonce stores (memory/Redis), and Express/NestJS/Fastify adapters.
Node.js module to support LNURL offline devices
Pure JavaScript crypto implementation using noble-hashes for otplib
TypeScript SDK for Limitless Exchange CLOB and NegRisk trading
Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.
OpenClaw channel plugin that bridges Provision's web chat surface (HTTP + SSE).
🕖 Typed library to work 2fa via Google Authenticator/Time-based TOTP/Hmac-based HOTP
Playbook DSL + runtime for CLEO — T889 Orchestration Coherence v3
Xml digital signature and encryption library for Node.js
Pipeline-kit Serve adapter for dispatching HMAC-signed outbound webhook payloads
node crypto module wrapper
HMAC-based Key Derivation Function (HKDF) using libsodium
Create and verify signed tokens with HMAC or asymmetric cryptography. Supports expiration checking and type validation with a clean token format.
[](https://www.npmjs.com/package/@ton/crypto)
No description provided.
A simpler React-Native crypto library
Isomorphic Cryptography Library for AES, HMAC and SHA2
ION Tools - utilities to make working with the ION network and using ION DIDs easy peasy lemon squeezy