One TimeOne Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.
Stars: β 129 (+8.4%)
MintotpMinimal TOTP generator in 20 lines of Python
Stars: β 678 (+469.75%)
Onetimepasswordπ A small library for generating TOTP and HOTP one-time passwords on iOS.
Stars: β 243 (+104.2%)
FreeotpplusEnhanced fork of FreeOTP-Android providing a feature-rich 2FA authenticator
Stars: β 223 (+87.39%)
2FAuthA Web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes
Stars: β 664 (+457.98%)
pyotpPython One-Time Password Library
Stars: β 1,930 (+1521.85%)
AegisA free, secure and open source app for Android to manage your 2-step verification tokens.
Stars: β 2,692 (+2162.18%)
apache 2faApache two-factor (2FA) authentication with Google Authenticator based on Time-based One-Time Password (TOTP) or HMAC-based one-time password (HOTP) Algorithms.
Stars: β 63 (-47.06%)
Java OtpA one-time password (HOTP/TOTP) library for Java
Stars: β 265 (+122.69%)
Authenticatorproπ± Two-Factor Authentication (2FA) client for Android + Wear OS
Stars: β 155 (+30.25%)
crotpCrOTP - One Time Passwords for Crystal
Stars: β 62 (-47.9%)
otp-javaA small and easy-to-use one-time password generator library for Java according to RFC 4226 (HOTP) and RFC 6238 (TOTP).
Stars: β 107 (-10.08%)
Go GuardianGo-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication.
Stars: β 204 (+71.43%)
hotp-phpHMAC Based One Time Passwords in PHP. RFC4226 and RFC6238 compliant.
Stars: β 51 (-57.14%)
OtpauthOne Time Password (HOTP/TOTP) library for Node.js, Deno and browsers.
Stars: β 135 (+13.45%)
MultiotpmultiOTP open source strong two factor authentication PHP library, OATH certified, with TOTP, HOTP, Mobile-OTP, YubiKey, SMS, QRcode provisioning, etc.
Stars: β 173 (+45.38%)
GlewlwydSingle Sign On server, OAuth2, Openid Connect, multiple factor authentication with, HOTP/TOTP, FIDO2, TLS Certificates, etc. extensible via plugins
Stars: β 292 (+145.38%)
LibreauthLibreAuth is a collection of tools for user authentication.
Stars: β 201 (+68.91%)
Otphpπ A PHP library for generating one time passwords according to RFC 4226 (HOTP) and the RFC 6238 (TOTP)
Stars: β 857 (+620.17%)
AndotpOpen source two-factor authentication for Android
Stars: β 3,326 (+2694.96%)
Otplibπ One Time Password (OTP) / 2FA for Node.js and Browser - Supports HOTP, TOTP and Google Authenticator
Stars: β 916 (+669.75%)
JsotpJavascript One-Time Password module.
Stars: β 71 (-40.34%)
TwofaA TouchID-aware 2-factor authenticator for macOS
Stars: β 105 (-11.76%)
Nim websitecreatorNim fullstack website framework - deploy a website within minutes
Stars: β 124 (+4.2%)
Python BnaPython implementation of the mobile Blizzard Authenticator (TOTP)
Stars: β 165 (+38.66%)
extract otp secret keysExtract two-factor authentication (2FA, TFA) secret keys from export QR codes of "Google Authenticator" app
Stars: β 217 (+82.35%)
BoringAuthStraightforward password, passphrase, TOTP, and HOTP user authentication
Stars: β 49 (-58.82%)
rciπ’βbetter code inputs for react/web
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Two Factor Bundle[OUTDATED] Two-factor authentication for Symfony applications π (bunde version β€ 4). Please use version 5 from https://github.com/scheb/2fa.
Stars: β 388 (+226.05%)
php-totpHOTP and TOTP token generation
Stars: β 33 (-72.27%)
Speakeasy**NOT MAINTAINED** Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.
Stars: β 2,531 (+2026.89%)
OtpclientHighly secure and easy to use OTP client written in C/GTK that supports both TOTP and HOTP
Stars: β 206 (+73.11%)
SimpleTOTPA highly configurable yet simple to use TOTP based two-factor authentication processing module for SimpleSAMLphp.
Stars: β 16 (-86.55%)
Nimble totpA tiny Elixir library for time-based one time passwords (TOTP)
Stars: β 139 (+16.81%)
Yubikey Manager QtCross-platform application for configuring any YubiKey over all USB interfaces.
Stars: β 137 (+15.13%)
AutheliaThe Single Sign-On Multi-Factor portal for web apps
Stars: β 11,094 (+9222.69%)
Twofactor totpπ Second factor TOTP (RFC 6238) provider for Nextcloud
Stars: β 203 (+70.59%)
crystal-two-factor-authTwo Factor Authentication Crystal code implementing the Time-based One-time Password Algorithm
Stars: β 24 (-79.83%)
rx-otpHMAC-based (HOTP) and Time-based (TOTP) One-Time Password manager. Works with Google Authenticator for Two-Factor Authentication.
Stars: β 79 (-33.61%)
OathgenA command line HOTP and TOTP client
Stars: β 48 (-59.66%)
totp.jsTime-based One-time Password Algorithm By Javascript
Stars: β 26 (-78.15%)
kagiWebAuthn security keys and TOTP multi-factor authentication for Django
Stars: β 17 (-85.71%)
cotpTrustworthy, encrypted, command-line TOTP/HOTP authenticator app with import functionality.
Stars: β 45 (-62.18%)
a12n-serverA ready-to-launch User and Authentication system for those that don't want to build it
Stars: β 324 (+172.27%)
OneTimeiOS, watchOS, & macOS One-Time Password client
Stars: β 14 (-88.24%)
totpTime-Based One-Time Password Code Generator
Stars: β 76 (-36.13%)
2FAtoTrayο£Ώ Copy 2FA tokens in a click (macOS)
Stars: β 13 (-89.08%)
multiOTPCredentialProvidermultiOTP 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
Stars: β 121 (+1.68%)
Totp CliA cli-based pass-backed TOTP app
Stars: β 76 (-36.13%)
Otp.netA .NET implementation of TOTP and HOTP for things like two-factor authentication codes.
Stars: β 424 (+256.3%)
TailscaleThe easiest, most secure way to use WireGuard and 2FA.
Stars: β 6,157 (+5073.95%)
Vonage Go SdkA lightweight library to help Go users everywhere integrate with the Vonage APIs. Issues and PRs all really welcome!!
Stars: β 38 (-68.07%)
Vue Crud XVue+Express Cookbook & CRUD Component (with Vite and Web Components)
Stars: β 393 (+230.25%)
FlexibleloginA Sponge minecraft server plugin for second factor authentication
Stars: β 73 (-38.66%)
AuthenticatorAuthenticator generates 2-Step Verification codes in your browser.
Stars: β 979 (+722.69%)
Two Factor AuthGenerate 2FA tokens compatible with Google Authenticator
Stars: β 352 (+195.8%)
Google2faA One Time Password Authentication package, compatible with Google Authenticator.
Stars: β 1,330 (+1017.65%)
Steamguard CliA linux utility for generating 2FA codes for Steam and managing Steam trade confirmations.
Stars: β 73 (-38.66%)