A react-native confirmation code field compatible with iOS, Android and Web

A one-time password (HOTP/TOTP) library for Java

Support Two Factor Authentication (2FA) in your application with ease.

A Django app to support phone number verification using security code / One-Time-Password (OTP) sent via SMS.

OTP inputs for React-Native

This package provides convenient methods for sending and validating OTP notifications to users for authentication.

A laravel package to protect your routes with one time passwords (otp)

OneTrickPony is a modern Java library that implements support for One-Time Passwords. Built-In support is provided for the HOTP (RFC 4226) and TOTP (RFC 6238) algorithms.

An OTP (one-time password) or OTC (one-time code) input component built in React and TypeScript.

C++ Security Library

Generate a secured base32 one time password to authenticate your user! 🔐

One Time Password generation via RFC 6238

An OTP Screen for your iOS app with all that you require from validation to UX consideration.

One-Time Password Generator

Transactional email magic link and One-Time Password (OTP) authentication platform. Sign up, log in, password resets, email verification, and more.

Brook.Totp 双因素认证

One time password input library for Angular

The one-time password manager for the terminal, with interactive and fancy TUI

A kotlin implementation of HOTP (RFC-4226) and TOTP (RFC-6238). Supports validation and generation of 2-factor authentication codes, recovery codes and randomly secure secrets.

HOTP and TOTP algorithms for 2-step verification (for OCaml). 🕙 🔐 🔢 🐫