Free and open source software tools

End-user tools

YubiKey Manager

Manage pin codes, configure FIDO2, OTP and PIV functionality, see firmware version and more. Works with any currently supported YubiKey.

Yubico Authenticator

The safest authenticator app experience across mobile and desktop.

Computer login tools

A range of computer login choices for organizations and individuals

Smart card drivers and tools

Configure your YubiKey for Smart Card applications. Works on all YubiKeys except for the Security Key Series.

Developer & Administrator tools

YubiHSM 2 libraries and tools

Libraries and tools to interface with a YubiHSM 2, hardware security module, that provides advanced cryptography.

Github repository

The Yubico repo where you can find and download sourcecode for all our software projects.

YubiKey personalization tools

Perform batch programming of YubiKeys, extended settings, such as fast triggering, which prevents the accidental triggering of the nano-sized YubiKeys when only slot 1 is configured.

YubiCloud OTP verification

Yubico’s web service for verifying one time passwords (OTPs).

Minimum system requirements for all tools

Microsoft Windows

Windows 8.1 or later (server installations require Windows Server 2012 or later).

Mac Operating Systems

Requires 10.13 or later (unless otherwise stated).


Requires current CCID and USB libraries (updated within the last 2 years).

Signing keys

We sign all distributables using an OpenPGP key, Windows code signing certificates, or Yubico code signing certificates issued by Apple (for Mac distributables).

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