Authenticator TOTP (Delphi, FMX)

Lightweight, fast, and secure TOTP (2FA) authentication library for PHP — battle tested, dependency free, and ready for enterprise integration.

A privacy-first, fully open-source TOTP authenticator for Android, macOS, Windows, and Linux.

C++11 HMAC (SHA1/SHA256/SHA512) library with PBKDF2/HKDF, HOTP/TOTP + stateless time tokens, Base32/64/36, zeroizing secure_buffer, CMake package and MQL5 support.

An opensource TOTP app (like Authy, Google Authenticator, etc) created with Tauri (rust + typescript)

Manage a TOTP database by CLI

Fyne TOTP authenticator that uses Zbar for QR scanning

A Totp Client

A Flutter package to generate and verify TOTP codes with QR setup widget. Works on all platforms.

Generates TOTP tokens in the browser

Terminal TOTP Manager is a command-line tool for managing TOTPs

Debugging tool for time-based one-time password (TOTP).

google 2fa authentication

A production-ready authentication template built with Spring Boot

a UWP Platform OTP Authenticator

A simple 2-factor authentication manager in OTP (ONE TIME PASSWORD).

A TPM-backed command line TOTP client. Like Google Authenticator in your terminal.

Terminal integrated TOTP authentication tool

A secure, client-side Time-based One-Time Password (TOTP) generator built with Next.js, Tailwind CSS, and a premium Glassmorphism design

This project demonstrates a simple Time-based One-Time Password (TOTP) authentication flow using Go, Gin, and QR code generation.