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Dev tools · September 28, 2021

OnlyKey DUO

Open source Yubikey alternative with dual USB-C and USB-A

OnlyKey DUO launched on September 28, 2021 with 88 votes, #569 of 2,941 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 5 years on.

Visit onlykey.io ↗OnlyKey DUO alternativestop 19% of September 2021

What it does

OnlyKey DUO is a USB security key that works virtually everywhere, supporting both USB-A and USB-C. Say goodbye to remembering passwords! Like a security swiss army knife, use as a password manager, MFA (FIDO2, TOTP, and Yubico® OTP), SSH, OpenPGP, and more.

OnlyKey DUO is the newest addition, supporting all of your devices with either USB-A or USB-C, it supports both in one portable key. OnlyKey supports touch to type passwords or touch to login as a security key (FIDO2): With industry leading features OnlyKey DUO provides protection from phishing attacks and keeps your

Does a similar job

all alternatives →
  • OnlyKey2019 · onlykey.io · ▲118

    OnlyKey is an open source alternative to YubiKey

  • YubiKey 5Ci2019 · yubico.com · ▲129

    Security key with dual support for USB-C and Lightning

  • A virtual Yubikey device for 2FA/WebAuthN2022 · github.com · ▲166

    A Virtual FIDO2 USB Device. Contribute to bulwarkid/virtual-fido development by creating an account on GitHub.

  • SoloKeys2018 · solokeys.com · ▲139

    Secure login made open and easy 🔒

  • GPG on macOS and YubiKey2019 · github.com · ▲150

    ## Auto-archived due to inactivity. ## YubiKey at Datadog - DataDog/yubikey

  • YubiKey NEO2018 · yubico.com · ▲102

    Hardware-based authentication

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