🔑 One Time Password (OTP) / 2FA for Node.js and Browser - Supports HOTP, TOTP and Google Authenticator

Extract one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes from authentication apps can be captured by camera, read from images, or read from text files. The secrets can be exported to JSON or CSV, or printed as QR codes to console.

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

The missing reverse proxy for ssh scp

Google Authenticator migration decoder

🔒Secure Bastion implemented as Docker Container running Alpine Linux with Google Authenticator & DUO MFA support

A java library for implementing Time-based One Time Passwords for Multi-Factor Authentication.

[Abandoned] Library to integrate Google Authenticator into a PHP project

A Material You Two-factor Authentication app

[ABANDONED] Two-factor authentication for Symfony 2 & 3 applications 🔐. Please use the newer versions from https://github.com/scheb/2fa.

Golang + Beego 编写 提供开发/运维常用操作的HTTP API接口: 手机归属地查询、IP地址查询、工作日节假日判断、微信报警、钉钉报警、2步验证、密码存储、发送邮件、生成随机密码等功能

SSO authentication provider for the auth_request nginx module

Trustworthy, encrypted, command-line TOTP/HOTP authenticator app with import functionality.

food delivery App

A free and open-source 2FA app for smartwatches.

One Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.

A Kotlin one-time password library to generate "Google Authenticator", "Time-based One-time Password" (TOTP) and "HMAC-based One-time Password" (HOTP) codes based on RFC 4226 and 6238.

🎲TOTP(Time-based one-time password) generator, support for Google Authenticator

AWS Cognito package (with MFA Feature) using the AWS SDK for PHP/Laravel

A comprehensive Node.js package that simplifies the implementation of One-Time Password (OTP).