A 'Google Authenticator' like Single Page Application

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

🔑 Second factor TOTP (RFC 6238) provider for Nextcloud

OTP Server with Telegram Bot

1wallet | Modulo OTP Wallet - unconventional keyless, non-custodial wallet secured by Google Authenticator. EVM-compatible, smart contract operated, with composable security.

React PIN / OTP input component

Allows you to spoof SMS number verification.

A complete Authy client with support for TOTP, OneTouch, Phone Verification and Phone Intelligence APIs

Kibana nodejs/hapi plugin adds support for LDAP and 2-factor OTP authentication to dashboards.

SmartVault is a smart contract wallet designed with worry-free recovery using your Google Authenticator (no worry about secret, key phrases, device loss, email phishing, sms hijacking), and with many advanced wallet features.

It is an API that implements a OTP service in a scalable manner. In this, we do not need to store OTP with email or phone numbers rather a encrypted object is sent in response when OTP is requested which is decrypted and verified at the time of verification.

Xshell Semi-Automatic MFA login

Javascript One-Time Password module.

This is a react native app with some functionalities similar to Google Authenticator

Open-source authenticator app for iOS/Android/Web/Desktop, developed in React-Native, cloud synced with Casdoor

TOTP authenticator implement as a wechat mini program

A pure JavaScript Web Page to retrieve real-time OTP through a web page and generate/scan QR codes.

API client for getsmscode.com

Agama Project for Authn Techniques that rely on sending email

ADAMANT's Blockchain 2FA demo