U2f ZeroU2F USB token optimized for physical security, affordability, and style
OpenskOpenSK is an open-source implementation for security keys written in Rust that supports both FIDO U2F and FIDO2 standards.
SoloSolo 1: open security key supporting FIDO2 & U2F over USB + NFC
AutheliaThe Single Sign-On Multi-Factor portal for web apps
keymasterShort term certificate based identity system (ssh/x509 ca + openidc)
u2f-phpFIDO/FIDO2 Universal 2 Factors (U2F) support for PHP
lssoNginx SSO middleware for protecting your internets.
awesome-yubikeyCurated list of awesome Yubikey resources, open source projects, tools and tutorials.
traefik-proxyOne-step (secure) configuration for Traefik edge router.
kagiWebAuthn security keys and TOTP multi-factor authentication for Django
CCU2FAn universal usable FIDO U2F authenticator applet for Java Cards
wp-webauthn🔒 WP-WebAuthn allows you to safely login to your WordPress site without password.
yubitellSilently extract a YubiKey serial number
libu2f-emuUniversal 2nd Factor (U2F) Emulation C Library
u2f exA server-side U2F (Universal Second Factor) library in Elixir
rx-otpHMAC-based (HOTP) and Time-based (TOTP) One-Time Password manager. Works with Google Authenticator for Two-Factor Authentication.
u2f-luksNo description or website provided.
clarionWebAuthn (U2F) helper for CLI operations (e.g. SSH Log in)