Open Source Authentication & SSO Providers using npm
A curated collection of the best open source platforms providing authentication, Single Sign-On (SSO), and user management. using npm.
Passkeys, SSO, and MFA without vendor lock-in
Stars
9,044Last commit
3 hours agoLicense
Unknown
Open source authentication platform supporting passkeys, 2FA, SSO, and social login. Self-host or use Hanko Cloud, with full control over your data and no lock-in.
Open Source Alternative to:
Take control of your identity with a secure, flexible solution
Stars
26,025Last commit
3 hours agoLicense
MIT
authentik is an open-source identity provider that offers self-hosted authentication, authorization, and user management for businesses of all sizes.
Open Source Alternative to:
Secure, customizable identity infrastructure for developers
Stars
15,354Last commit
6 hours agoLicense
AGPL-3.0
ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.
Open Source Alternative to:
Secure, customizable authentication for your applications
Stars
15,337Last commit
5 hours agoLicense
Unknown
Open-source authentication solution offering flexible, self-hosted user management with advanced features and easy integration.
Open Source Alternative to:
A certified and battle-tested identity solution
Stars
13,925Last commit
3 months agoLicense
Apache-2.0
Ory is a certified and battle-tested identity solution backed by a large open source community and trusted by Fortune 500 companies.
Open Source Alternative to:
Managed identity and access management for any app
Stars
Stars growing over the last 30 days2,120Last commit
15 hours agoLicense
Apache-2.0
Authgear is a managed IAM platform handling authentication, SSO, and user management for B2C and B2B apps, with biometrics, MFA, and zero-trust support.
Open Source Alternative to:
Bright Data – Web data for AI agents and apps. Built-in unblocking, proxies, and ready-made APIs.
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