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.

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 tiny-mfa implementation written in go

Javascript library to generate a TOTP Token. Pure javascript, no dependency

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