European identity, authentication, secrets, password, VPN, and hardware security tools.
Passkey-first authentication and user management for modern web applications.
Hanko is a German passkey/authentication vendor.
Open hardware security keys, encrypted storage, and secure devices for authentication and secrets.
Nitrokey is a German open hardware security company.
Open-source password manager built for teams, with self-hosting and collaboration workflows.
Passbolt is a European company headquartered in Luxembourg.
Privacy-focused VPN service from Proton with open-source clients.
Proton is a Swiss privacy company.
Open-source identity infrastructure for login, SSO, multi-tenancy, and machine-to-machine auth.
ZITADEL is operated by a Swiss company and publishes a canonical open-source repository.