405 Open source projects that are alternatives of or similar to OneTime

CrOTP - One Time Passwords for Crystal

A free, secure and open source app for Android to manage your 2-step verification tokens.

HOTP and TOTP token generation

One Time Password (HOTP/TOTP) library for Node.js, Deno and browsers.

Enhanced fork of FreeOTP-Android providing a feature-rich 2FA authenticator

🔑 A small library for generating TOTP and HOTP one-time passwords on iOS.

🔐 A PHP library for generating one time passwords according to RFC 4226 (HOTP) and the RFC 6238 (TOTP)

A Web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes

HMAC Based One Time Passwords in PHP. RFC4226 and RFC6238 compliant.

Javascript One-Time Password module.

Open source two-factor authentication for Android

multiOTP Credential Provider is a V2 Credential Provider for Windows 7/8/8.1/10/2012(R2)/2016 with options like RDP only and UPN name support

multiOTP open source strong two factor authentication PHP library, OATH certified, with TOTP, HOTP, Mobile-OTP, YubiKey, SMS, QRcode provisioning, etc.

Highly secure and easy to use OTP client written in C/GTK that supports both TOTP and HOTP

Single Sign On server, OAuth2, Openid Connect, multiple factor authentication with, HOTP/TOTP, FIDO2, TLS Certificates, etc. extensible via plugins

A small and easy-to-use one-time password generator library for Java according to RFC 4226 (HOTP) and RFC 6238 (TOTP).

HMAC-based (HOTP) and Time-based (TOTP) One-Time Password manager. Works with Google Authenticator for Two-Factor Authentication.

LibreAuth is a collection of tools for user authentication.

📱 Two-Factor Authentication (2FA) client for Android + Wear OS

🐴 RusTOTPony — CLI manager of one-time password generators aka Google Authenticator

Minimal TOTP generator in 20 lines of Python

A Swift library for generating One Time Passwords (OTP)

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

A command line HOTP and TOTP client

One Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.

Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication.

**NOT MAINTAINED** Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.

🔑 One Time Password (OTP) / 2FA for Node.js and Browser - Supports HOTP, TOTP and Google Authenticator

A .NET implementation of TOTP and HOTP for things like two-factor authentication codes.

A cli-based pass-backed TOTP app

Cross-platform application for configuring any YubiKey over all USB interfaces.

Extracts OTP tokens from rooted Android devices

Communicate with Nitrokey devices in a clean and easy manner

OOTP (Open One-time Password) is a supports multiple programming languages. The generated one-time passwords are fully compliant with HOTP (HMAC-based One-time Password) and TOTP (Time-based One-time Password). 🚀It's easy to use!

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

Python One-Time Password Library

Extract two-factor authentication (2FA, TFA) secret keys from export QR codes of "Google Authenticator" app

🔑 Second factor TOTP (RFC 6238) provider for Nextcloud

Apache two-factor (2FA) authentication with Google Authenticator based on Time-based One-Time Password (TOTP) or HMAC-based one-time password (HOTP) Algorithms.

Customisable OTP view and Passcode view

A ready-to-launch User and Authentication system for those that don't want to build it

Multi OTP Spam Amp/Paralell threads

Erlang/OTP application to rate limit resource access

SwiftUI Bar Chart

🍅Pomosh is your next awesome Pomodoro Technique assistant on 📱iOS and ⌚️ WatchOS 🙌. It's native and lightweight. Uses SwiftUI. has a nice tomato icon and also ready for macOS too🔥

An example application of CareKit's OCKSample synchronizing iOS and watchOS to the cloud via ParseCareKit and parse-hipaa

A Swift library for Contacts framework.

Straightforward password, passphrase, TOTP, and HOTP user authentication

An Apple Watch activity indicator

2FA for Minecraft!

A Swift implementation of NSHost that works on iOS, OS X and tvOS. Hostess.swift is safe to use in a framework because it does not require a bridging header. Hostess is Swift 4.0 (or newer) only and replaces the Swift 2.x only Host.swift.

Demo Project to show how to use Phone Authentication in Flutter with Firebase backend

A customised EditText view serving the purpose of taking numeric One Time Password from a user. With stunning animation, and high customizability.

Unofficial Spine runtime Swift library, allows you to play animations created in the Spine app (http://esotericsoftware.com).

Uma lista de conteúdos para você aprender Swift

A snake engine written in SpriteKit for all Apple devices.

Imagine your SSH server only listens on an IPv6 address, and where the last 6 digits are changing every 30 seconds as a TOTP code...

TOTP를 이용한 인증관리 Web/App 서비스, '다다익선'

[Windows / Mac / Android / iOS] Maybe the best all-rounded service app for Fudan University students. 可能是复旦学生最好的第三方校园服务APP。

A MacOS TabBar (StatusBar) application that securely receives one-time passwords (OTPs) that you tapped in Raivo for iOS.