Open Source Passkeys / fido2 / webauthn

Passkeys are a really cool and secure replacement to passwords. They are secure against impersonated websites and never reveal your secret to them.

Sadly, they are often linked to proprietary software and hardware, but that doesnt need to be!

Li

LinuxDogeList by LinuxDoge, last updated Jun 7, 2026

microG
Like
Includes support for external passkeys. Which? Nfc, bluetooth? Pin unlock? Builtin secure element too?
Cost / License
Free
Open Source
Platforms
Android
Authnkey
Like
Use external passkeys on any Android
Cost / License
Free
Open Source
Platforms
Android
Android Tablet
F-Droid
KeePassXC
Like
Use software passkeys stored in your password database. Requires the browser addon and a connection
Cost / License
Free
Open Source
Application typeApplication types
Password Manager
Authenticator
Platforms
Mac
Windows
Linux
AppImageHub
Snapcraft
Microsoft Edge
Google Chrome
Flathub
PortableApps.com
Flatpak
Homebrew
Chocolatey
Mozilla Firefox
+13
KeePassDX
Like
Software passkeys on android, stored in the database
Cost / License
Free
Open Source
Application typeApplication types
Password Manager
Authenticator
Platforms
Android
Android Tablet
F-Droid
OpenAPK
Passchain
Like
Credential provider that allows you to use your USB/Bluetooth/NFC security key for passkeys/fido2/u2f authentication.
Cost / License
Free
Open Source
Platforms
Android
Nitrokey
Like
Open source hardware passkeys
Cost / License
Paid
Open Source
Application type
Authenticator
Platforms
Mac
Windows
Linux
Flathub
SoloKeys
Like
Open source hardware passkeys
Cost / License
Paid
Open Source
Platforms
Mac
Windows
Linux
Android

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Gu