REST API to send OTP, validate OTP, and register the user.

Python scripts to generate TOTP based codes

Simple OTP Generator and Verification with Password! Create a powerful secure otp using otpgen tool. Help prevent a security threat by getting a strong password. It's a random password generator to create long, truly random passwords that even the strongest computers can’t crack.

TOTP Authenticator with configurable storage of tokens

Decrypt files created by OTP Auth

Decode and separate Google Authenticator export bundle into individual OTP QR codes

Convert otpauth-migration to plain link

Python script that scans a QR code containing a One-Time Password.

Implements two-step verification of HOTP/TOTP. Also known as one time password.

CLI client for RFC 4226's HOTP and RFC 6238's TOTP.

Similar to the Google authenticator just written in Python to automate annoying two factor authentication.

Extract one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes from authentication apps can be captured by camera, read from images, or read from text files. The secrets can be exported to JSON or CSV, or printed as QR codes to console.