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Growth · alternatives · 2026

24 alternatives to Auth Base Site

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Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    Authentiq▲157

    Strong authentication, without the passwords

    2017 · its alternatives →

  2. 2
    Base API▲277

    API for authentication, email sending, images and more!

    2019 · base-api.io · its alternatives →

  3. 3

    Fully flexible, open source auth in 15 minutes

    2022 · supertokens.com · its alternatives →

  4. 4

    Free OSS auth without 3rd party services, deploy anywhere

    2023 · wasp.sh · its alternatives →

  5. 5

    Simple passwordless authentication for your website

    2023 · its alternatives →

  6. 6

    Passwordless, source-code-included auth for your website

    2024 · its alternatives →

  7. 7

    Userbase is the easiest way to add user accounts and data persistence to your static site. No backend necessary.

    2020 · userbase.com · its alternatives →

  8. 8
    Clerk▲238

    More than authentication, complete user management

    2022 · clerk.com · its alternatives →

  9. 9
    Shield▲77

    Authentication & payment for any website without code

    2021 · its alternatives →

  10. 10
    Autho▲152

    cross-platform login box for web and native apps.

    2014 · auth0.com · its alternatives →

  11. 11

    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 · its alternatives →

  12. 12BA

    Simple API for authentication, email sending, image storage and more.

    2019 · base-api.io · its alternatives →

  13. 13

    Can be deployed to Cloudflare or fully selfhosting. A simple demo site available with only Password Sign-in/Sign-up, OTP MFA, Passkey enrollment features enabled, no real email needed: https://auth-demo.valuemelody.com/

    2025 · github.com · its alternatives →

  14. 14

    Fastest way to add passwordless login to your app for free

    2020 · workos.com · its alternatives →

  15. 15
    Sorry▲140

    Quick and easy status pages - No coding required

    2015 · sorryapp.com · its alternatives →

  16. 16NS
  17. 17

    Add a login form to any website, without a line of code

    2021 · octauthent.com · its alternatives →

  18. 18

    We are looking for feedback on a novel way to build and run a service for you to manage and share your identity. Demo: https://greenfielddemo.com

    2022 · hello.coop · its alternatives →

  19. 19IB

    login.land is a completely legitimate, extremely real email provider. Please send mail here. Trust me bro.

    2020 · login.land · its alternatives →

  20. 20

    Link anonymously.

    2014 · nullrefer.com · its alternatives →

  21. 21EI
  22. 22

    Authentication and User Management as a Service

    2015 · authrocket.com · its alternatives →

  23. 23

    Single sign-on

    2015 · onelogin.com · its alternatives →

  24. 24

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →