HOTP Packages

Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.

HMAC-based (HOTP) and Time-based (TOTP) One-Time Password library

One Time Password (HOTP/TOTP) library for Node.js, Deno, Bun and browsers

OTP utility for Google Authenticator

Standard cryptographic algorithms

Javascript One-Time Password module.

HMAC-Based One-Time Password (HOTP), and Time-Based One-Time Password (TOTP) Algorithms

Fork of unmaintained module speakeasy. Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.

Anthill project security package

One-time passcode generator (HOTP/TOTP) with URL generation for Google Authenticator

A JavaScript package for generating one-time passwords (OTPs), including custom OTPs, TOTP, HOTP, and recovery codes. Ideal for secure authentication.

OTP implementation according to rfc 4996 and rfc 6238

TOTP and HOTP package for nodejs

Two-factor authentication implementation in pure javascript. One-time password generator (HOTP/TOTP) with support for Google Authenticator.

One Time Password (HOTP/TOTP) generator node for Node-red

TOTP算法node.js实现，支持动态密码获取、效验，可以搭配Google Authenticator使用

A highly customizable implementation of HMAC-based OTP (HOTP) and Time-based OTP (TOTP).

Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.

Isomorphic One Time Password library for both node and browser, supports HOTP, TOTP and works with Google Authenticator

OTP authentication strategy for Passport.