Apereo CAS - Identity & Single Sign On for all earthlings and beyond.
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Updated
Sep 19, 2026 - Java
Apereo CAS - Identity & Single Sign On for all earthlings and beyond.
🔐 multi factor authentication system (2FA, MFA, OTP, FIDO Server)
FIDO Passkey for Raspberry Pico and ESP32
Passkeys, FIDO2 and WebAuthn .NET library.
🔏 A small WebAuthn API wrapper that translates to/from pure JSON using base64url.
A simple PHP WebAuthn (FIDO2/Passkey) server library
Server-side Web Authentication library for Java https://www.w3.org/TR/webauthn/#rp-operations
FIDO-U2F / FIDO2 / Webauthn Framework
Turn a $5 Raspberry Pi RP2350 board into an open-source hardware passkey: WebAuthn/FIDO2 logins, ssh & git signing, OpenPGP, PIV, TOTP. Rust firmware, no_std.
WebAuthn4J Extension for Spring Security
Open-source FIDO server, featuring the FIDO2 standard. https://demo4.strongkey.com/getstarted/#/openapi/fido
An Open-Source FIDO U2F implementation on nRF52 SoC
A helper for OpenSSH to interact with FIDO2 and U2F security keys through native Windows Hello API
A set of helper tools for testing WebAuthn authentication flows
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