Alternatives

Products that do what Authenticator by 2Stable does

1. 1TE
   The easiest 2-factor auth▲27

   2014 · developer.mepin.com

2. 2TA
   Twofu: A Two-Factor Authenticator Command-Line App▲11

   2016 · github.com

3. 32A
   2FA, a one-file 2-factor authentication app written in Python▲8

   2020 · gist.github.com

4. 4AO
   Authian – Open Source 2-Factor Authentication Using Instant Messengers▲37

   2017 · authian.org

5. 5
   Authy▲177

   Dead simple two-factor authentication optimized for devs

   2014

6. 6T2
   Twothy: 2FA Authenticator for CLI. Compatible with Google Authenticator▲6

   2018 · github.com

7. 7SA
   Satellizer – Authentication for AngularJS▲221

   2014 · github.com

8. 8OO
   Obsidian - OTP Authenticator▲36

   2021 · obsidianapp.io

9. 9SS
   SharedOTP – Shared two-factor authentication mechanism▲29

   2021 · sharedotp.com

10. 10AM
    A microservice that makes adding authentication to your app easy▲89

    2017 · github.com

11. 11
    Instant 2FA▲139

    Add two-factor auth to any site in minutes

    2016

12. 12AD
    A decentralized Internet identity system I'm working on.▲67

    2013 · nameblossom.org

13. 13AN
    A non-OTP 2-factor authentication Chrome app▲8

    2015 · logintc.com

14. 14
    Rapid 2FA▲91

    A painless way to add two-factor authentication to your site

    2017

15. 15
    Bulwark▲117

    Beautifully simple 2FA

    2021

16. 16TF
    Two-Factor Auth with Emojis▲6

    2021 · authmoji.com

17. 17DH
    Diffie-Hellman exchange for the layman▲75

    2021 · borisreitman.com

18. 18DP
    Decentralized P2P Messaging with Blockchain Verified Identities▲95

    2018 · stealthy.im

19. 19
    YoAuth▲92

    Two-step authentication using Yo

    2014

20. 20PV
    Password validity hinting▲58

    2012 · swapped.cc

21. 21FO
    Fosite – OAuth2 framework for Go▲38

    2016 · github.com

22. 22SI
    SecureSend.io, two-factor encrypted messages▲5

    2015 · securesend.io

23. 23AA
    Authentic: Authentication for Microservices▲13

    2015 · github.com

24. 24EC
    Elixir Coherence – Authentication Similar to Ruby’s Devise▲9

    2016 · github.com

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