Generates TOTP tokens in the browser

Generate TOTP tokens from key

Time-Based One-Time Password Code Generator

OTP library for C (All MCU)(Pure C)

This article will teach you how to secure a Golang API by implementing two-factor authentication (2FA) using TOTP codes generated by an authenticator app like Google Authenticator or Authy.

In this comprehensive guide, you'll learn how to implement two-factor authentication (2FA) in a Rust application using OTP tokens generated by an Authenticator app like Authy, Google Authenticator, or Chrome's Authenticator extension.

shows time-based one-time passwords - TOTP - on shell

🔐 Swift package to generate HOTP and TOTP tokens and save them to the keychain

Safely transform between 32-character TOTP secret key and representative QR code

A TOTP code generator for the CLI that securely stores secrets in the keychain

Standalone Authentication Server(API only)

Webapp allowing you to see your TOTP (two factors authentication) codes easily.

a tiny-mfa implementation written in go

TOTPGen is a lightweight and open-source web tool developed with Vite, React, and shadcn/ui, designed specifically for developers. It enables developers to save TOTP (Time-based One-Time Password) secrets locally, simplifying the process of managing TOTP tokens during development and testing.

TOTP manager

a simple TOTP implementation (RFC6238)

PHP-based 6-digit Time-based One-Time Password (TOTP) generator for applications such as two-factor authentication with Google Authenticator like specified in HOTP (RFC-4226) and TOTP (RFC-6238).

A time-base one time password generator for Mac (TOTP)

A Simple "google authenticator" / TOTP client tool

TOTP token generator using Phoenix Liveview