PHP class to authenticate YubiKeys locally (Yubico OTP algorithm), without any dependency (no PEAR, no PECL, no cURL)

🔑 2FA Implementation Antares Component with Google and Yubikey authenticators

A C# port of the Yubico OATH protocol and CCID driver and a Logitech LCD applet for Yubico Authenticator.

PHP class to authenticate YubiKeys on YubiCloud, without any dependency (no PEAR, no PECL, no cURL)

Yubikey TOTP

Unofficial Elixir client for the classic Yubikey OTP protocol

WebAuthn in Cloudflare Workers, support Yubico

An offline Client for Yubico OTP

rofi based frontend for OTP related functionality of yubikey-manager running on Qubes OS

Yubico dart library for Dart/Flutter

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

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

A GlobalProtect VPN client for Linux, written in Rust, based on OpenConnect and Tauri, supports SSO with MFA, Yubikey, and client certificate authentication, etc.