Standalone server for user address and OTP verification flows with pluggable providers (e-mail, SMS, bank penny drops etc.)
Authy/Google Authenticator like TOTP CLI tool written in Go.
Generate OTP with expiry for PHP without using Database
Headless OTP generation and validation for Laravel — channel-agnostic, event-driven, and framework for any recipient type.
Generate, send, verify, and manage one-time passwords for Laravel
Telegram Mini App that allows you to generate one-time passwords inside Telegram
Secure your online accounts with Open Authenticator : a free, open-source and lovely-crafted TOTP manager.
database less OTP verification using cryptography 🔐
HOTP/TOTP one time passwords on java phones (J2ME)
A self-hosting app to share secrets only one-time.
Software emulation of Yubikey hardware tokens in HOTP mode
Passwordless authentication server, supports OTP, WebAuthn and TOTP
Browser based 2FA token generator alternative to Google Authenticator.
Aegis compatible OTP generator for the CLI
OTP verification is widely used in 2FA, with tools like OTP bots and generators enabling automation. OTP bypass techniques target platforms like Telegram, Discord, PayPal, and banks, exploiting vulnerabilities in OTP-based security systems.
User Friendly Tool can help to be anonymous in the internet, the tool provide more than 160 numbers to use OTP codes for temporary accounts
An open source OTP (TOTP/HOTP) authentication code manager and provider for Mac/iOS
The OTP (One-Time Password) Free Service is a Node.js-based service that allows you to generate and verify one-time passwords (OTP) via email. This service is useful for adding an extra layer of security to your applications by enabling two-factor authentication (2FA) or passwordless login.
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