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Alternatives

Products that do what Authon does

Software licensing, HWID lock & auth API for developers

  1. 1

    Open-source Auth0/Clerk alternative

    2024

  2. 2

    The world's best login box, powered by WorkOS + Radix.

    2023 · authkit.com

  3. 3
    Autho152

    cross-platform login box for web and native apps.

    2014

  4. 4
    Permit.io676

    Never build permissions again

    2023 · permit.io

  5. 5SA

    Hey HN! Happy to finally launch Stack. We made it because we like to put apps into production quickly, and authentication & user management was taking up way too much time. We have components like and that automatically adapt to whatever theme & design system you're using. Check the blog post to see the example with Radix UI and Joy UI. Also, there's an admin dashboard for monitoring and editing accounts. Stack is 100% AGPL/MIT-licensed, so you can self-host it. Cheers!

    2024 · stack-auth.com

  6. 6
    AuthLX2

    Premium authentication and licensing built for developers

    Jul 2026 · authlx.com

  7. 7

    Give AI access to 6754+ APIs with zero credentials exposed

    Feb 2026

  8. 8
    authzed83

    The platform to store, compute, and validate app permissions

    2021

  9. 9KA
  10. 10

    Simple, open source, cross platform password manager 😅️

    2020

  11. 11

    Open source email & password auth for developers

    2020

  12. 12OS

    I’m Rishabh and the co-founder and CTO at https://supertokens.com (YC S20). We offer open-source user authentication and we just released our user roles product for companies implementing authorization. Our users are web developers, and a prominent and adjacent pain point for our users is authorization. Developers typically implement two independent solutions for authentication and authorization. Offering AuthN and AuthZ in a single solution is something we’ve been thinking about for the last few years. Quick primer, authentication is knowing who the user is, and authorization is…

    2022

  13. 13
    Descope356

    Drag-and-drop authentication for your app

    2023

  14. 14
    Stytch314

    User infrastructure for modern applications

    2021

  15. 15
    Authy177

    Dead simple two-factor authentication optimized for devs

    2014

  16. 16
    Authentiq157

    Strong authentication, without the passwords

    2017

  17. 17
    Passkeyd160

    Passkey auth, minimalistic and self hosted

    2024

  18. 18

    One identity layer for your customers, APIs, and agents

    Jul 2026 · monocloud.com

  19. 19

    Software Licensing, Made Simple.

    Feb 2026

  20. 20
    Keygen252

    A dead-simple software licensing API built for developers

    2016

  21. 21

    Auth for any app. Get every feature. Deploy everywhere.

    2018

  22. 22

    Build auth in clicks, no code required

    2024

  23. 23
    Web3 ID109

    Web3 auth that puts user privacy first, and it’s free

    2022

  24. 24OS

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