security-key

OpenSK is an open-source implementation for security keys written in Rust that supports both FIDO U2F and FIDO2 standards.

🔐 multi factor authentication system (2FA, MFA, OTP, FIDO Server)

🔏 A small WebAuthn API wrapper that translates to/from pure JSON using base64url.

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.

A mobile terminal workspace for Android and iOS with SSH, Mosh, SFTP, hardware-key auth, tmux helpers, and an optional local shell.

Django Authentication Backend For Passkeys

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

🗝️ Background program that skips the phone pairing option and chooses the USB security key in Windows FIDO/WebAuthn prompts.

Passkey and security-key app for Flipper Zero with WebAuthn, FIDO2, U2F, USB HID, and NFC support.

Test tool for CTAP2 authenticators

This is for setting up a Yubico Passwordless Ubuntu Login or Logins

DIY USB FIDO2 security key on ESP32-S3 (pico-fido + ST7735 status display)

Sealed letters and passwords that open for your family after you go quiet. Give a key to a loved one and have them open the envelope.

🐢 The hardware heart of TurtlPass — firmware for passwords born in hardware, offline and reproducible (RP2040 / RP2350).

This is a 3D-printable case designed for the ESP32-S3 SuperMini development board, intended to transform it into a robust and portable FIDO2 hardware security key.

Omarchy Plugin extending support for multiple FIDO2 Tokens to the Lockscreen & SSH including a neat management UI

Experimental RP2040 FIDO2/WebAuthn authenticator with packed attestation and documented Windows/Entra interoperability

This is a 3D-printable case designed for the RP2350-Zero - Waveshare development board, intended to transform it into a robust and portable FIDO2 hardware security key with direct USB-C plug-in capability.

cgo-free Go bindings for the Windows WebAuthn API and Windows Hello