Alternatives

Products that do what Obsidian - OTP Authenticator does

1. 1
   Obsidian 2.0▲126

   OTP authenticator for iOS & macOS

   2021

2. 2SA
   Satellizer – Authentication for AngularJS▲221

   2014 · github.com

3. 3OS
   Open-Source Memex – Alternative Approach to Roam/Obsidian▲188

   2020 · steveliu.co

4. 4
   Authy▲177

   Dead simple two-factor authentication optimized for devs

   2014

5. 5AB
   Authenticator by 2Stable▲28

   2021 · authenticator.2stable.com

6. 6AD
   A decentralized Internet identity system I'm working on.▲67

   2013 · nameblossom.org

7. 7RM
   rfc.me▲21

   2017 · rfc.me

8. 8TE
   The easiest 2-factor auth▲27

   2014 · developer.mepin.com

9. 9OP
   Obsidiantools – Python package for analysing Obsidian.md vaults▲7

   2021 · github.com

10. 10EI
    Emauth.io – Free service for Slack-style passwordless login links▲36

    2020 · emauth.io

11. 11TA
    Twofu: A Two-Factor Authenticator Command-Line App▲11

    2016 · github.com

12. 12IV
    I've ported scrypt authenticaton to NodeJS.▲6

    2012 · github.com

13. 13SS
    SharedOTP – Shared two-factor authentication mechanism▲29

    2021 · sharedotp.com

14. 14AO
    Auto-OTP: automatically send and receive OTPs, end-to-end encrypted▲20

    2022 · auto-otp.com

15. 15EM
    Easy magic-link authentication – Cierge▲11

    2018 · github.com

16. 16AA
    Acmedns Authenticator Plugin for Certbot▲36

    2020 · github.com

17. 17AE
    An Etherpad clone in Node.js and Socket.io▲40

    2013 · yugentext.com

18. 18EC
    Elixir Coherence – Authentication Similar to Ruby’s Devise▲9

    2016 · github.com

19. 19DI
    Drov.io – plug-and-play user authentication and management platform▲15

    2015 · drov.io

20. 20OS
    Open-Source Anonymous Encrypted TLS+OTR Messaging Written in Go▲25

    2015 · hacktunnel.com

21. 21CU
    Common User Passwords Profiler (CUPP) in Rust▲7

    2024 · github.com

22. 22OS
    Ots – share a secret via one-time URL (a simple Go CLI)▲19

    2021 · github.com

23. 23ON
    Obsidian – Now on Web with Neverinstall▲6

    2022 · neverinstall.com

24. 24AF
    APIs for Passwordless Authentication▲7

    2021 · stytch.com

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