Open SourceMacWindowsLinuxAndroidiPhoneChrome OSOnlyKey is an open source alternative to YubiKey.Other great apps like OnlyKey are andOTP, Google Authenticator, YubiKey and Microsoft Authenticator. Suggest changesThis page was last updated OnlyKey 6 Paid The best alternative is Authy, which is free. There are more than 10 alternatives to OnlyKey for a variety of platforms, including Android, Linux, iPhone, Android Tablet and iPad. OnlyKey natively supports: a hardware password manager, multiple two-factor methods (FIDO2, TOTP, and Yubico® OTP), passwordless SSH login, and OpenPGP' and is an app in the security & privacy category. OnlyKey Alternatives and Similar Apps | AlternativeTo (function()() Skip to main contentSkip to site searchPlatformsCategoriesOnlineWindowsAndroidMaciPhoneLinuxiPadAndroid TabletProductivitySocialDevelopmentBackupRemote Work & StudyLoginSign up HomeSecurity & PrivacyOnlyKeyAlternativesOnlyKey AlternativesOnlyKey is described as 'open source alternative to YubiKey.

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