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

• UpdatedMar 11, 2025
• Rust

Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.

• UpdatedFeb 27, 2021
• Go

web service and api with free phone numbers from various providers in one place

• UpdatedFeb 20, 2025
• TypeScript

Generate TOTP secrets and codes to use while making and testing software secured by TOTP MFA/2FA.

• UpdatedMay 10, 2023
• TypeScript

jCat One Time Password Manager

• UpdatedSep 26, 2021
• Swift

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

• UpdatedMay 16, 2024
• Rust

Python script to dump 2fa pin from Android FreeOTPPlus (FreeOTP+) export file freeotp-backup.json

• UpdatedDec 24, 2024
• Python

Command line Google Authenticator alternative. Or, Command line Script for managing 2FAs.

• UpdatedFeb 21, 2021
• Python

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

• UpdatedMay 8, 2021
• Swift

Web-App to share TOTP with a group of people.

• UpdatedFeb 7, 2021
• JavaScript

🔑 Command-line tool for managing Time-based One-Time Passwords (TOTPs).

• UpdatedJul 18, 2024
• Go

Java implementation of TOTP

• UpdatedJan 12, 2024
• Java

Time based OTP (TOTP) generation for 2-factor authentication like Google Authenticator without backend

• UpdatedFeb 5, 2023
• JavaScript

Operation system for boards. The Operating System allows you to use the board as a security key.

• UpdatedJun 9, 2024
• C++

Cross-platform desktop application for generating TOTP codes

• UpdatedJun 22, 2024
• C#

Alternative security options

• UpdatedJun 26, 2023
• JavaScript

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

• UpdatedFeb 19, 2025
• TypeScript

Implementation of HOTP and TOTP as per the RFC RFC4226 and RFC6238 respectively

• UpdatedOct 19, 2023
• Go

A browser based TOTP client.

• UpdatedAug 23, 2023
• HTML

JS/HTML UI widget for entering OTP tokens of varying length (e.g. TOTP, SMS), auto-progression, fires custom event etc. Plain javascript.

• UpdatedNov 23, 2023
• JavaScript