Dev tools · alternatives · 2026

24 alternatives to SuperTokens Passwordless

Fully flexible, open source auth in 15 minutes

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SuperTokens Passwordless launched in 2022; newer entries below may have overtaken it.

1. 1
   SuperTokens▲146

   Open source email & password auth for developers

   2020 · supertokens.com · its alternatives →

2. 2OS
   Open Source Authentication and Authorization▲128

   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 · its alternatives →

3. 3
   Sign in with Slack▲467

   Let users login to your site with Slack

   2016 · docs.slack.dev · its alternatives →

4. 4
   MojoAuth 2.0▲263

   Easiest way to add passwordless login to your apps & website

   2022 · mojoauth.com · its alternatives →

5. 5EI
   Emauth.io – Free service for Slack-style passwordless login links▲36

   2020 · emauth.io · its alternatives →

6. 6
   Magic Link Auth (by WorkOS)▲164

   Fastest way to add passwordless login to your app for free

   2020 · workos.com · its alternatives →

7. 7
   MojoAuth▲263

   Simple & Easy passwordless authentication for website & apps

   2021 · mojoauth.com · its alternatives →

8. 8
   NoPass.me▲129

   Open-source identity verification

   2021 · nopass.me · its alternatives →

9. 9
   Authentiq▲157

   Strong authentication, without the passwords

   2017 · its alternatives →

10. 10
    PlusIdentity▲184

    Password manager on Slack, built for teams

    2022 · plusidentity.com · its alternatives →

11. 11
    Octauthent▲129

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

    2021 · octauthent.com · its alternatives →

12. 12
    DID▲180

    The simplest way to add passwordless auth to websites & apps

    2020 · its alternatives →

13. 13
    Vault Vision for Webflow▲452

    No-code passwordless user logins and auth for Webflow sites

    2023 · vaultvision.com · its alternatives →

14. 14
    Cotter 2.0▲165

    A simple & lightweight passwordless auth for your site/app

    2020 · its alternatives →

15. 15
    Slack MFA▲84

    Shared two factor authentication in Slack

    2020 · clerk.chat · its alternatives →

16. 16
    Simple OTP 2.0▲131

    Passwordless, source-code-included auth for your website

    2024 · its alternatives →

17. 17
    idemeum▲91

    Passwordless login with one-click, biometric, or QR-code

    2021 · idemeum.com · its alternatives →

18. 18
    In-App Notification Center by SuprSend▲233

    Pre-built real-time notification center for your app & web

    2024 · suprsend.com · its alternatives →

19. 19SO
    Serverless OAuth on a Github page▲37

    2013 · oauth-io.github.io · its alternatives →

20. 20
    ForgetPasses▲6

    Passwordless authentication system

    2023 · its alternatives →

21. 21
    Vaultless — OAuth, Zero Complexity▲2

    Auth without the headache

    Aug 2026 · vaultless.dev · its alternatives →

22. 22
    AuthPass▲75

    Simple, open source, cross platform password manager 😅️

    2020 · authpass.app · its alternatives →

23. 23
    Simple OTP▲104

    Simple passwordless authentication for your website

    2023 · its alternatives →

24. 24
    AuthN▲102

    Secure, fast, or easy? Pick 3

    2023 · crowdstrike.com · its alternatives →

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 →