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Buttercup vs OnlyKey

A side-by-side look at Buttercup and OnlyKey. For an in-depth review of either product, follow the links below.

Buttercup

Buttercup

Security & Privacy

Buttercup is an open source, self-hosted password manager that allows users to store passwords and other sensitive information securely. It has desktop, mobile and browser extension clients available.

open-sourceselfhostedpassword-managersensitive-informationdesktop-clientmobile-clientbrowser-extension
OnlyKey

OnlyKey

Security & Privacy

OnlyKey is a physical security key that can replace passwords and two-factor authentication tokens. It encrypts and stores passwords, generates one-time passcodes, supports FIDO U2F authentication, and integrates with various password managers.

hardware-authenticationpassword-managerencryptionfido-u2f