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Open Source Authentication & SSO Providers using Vite

A curated collection of the best open source platforms providing authentication, Single Sign-On (SSO), and user management. using Vite.

Hanko

Passkeys, SSO, and MFA without vendor lock-in

  • Stars

    9,045

  • Last commit

    9 hours ago

  • License

    AGPL-3.0
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:

Auth0

Keycloak

Secure authentication and access control made simple

  • Stars

    37,489

  • Last commit

    5 hours ago

  • License

    Apache-2.0
Comprehensive open source identity management solution offering single sign-on, social login, and fine-grained authorization for applications and services.

Open Source Alternative to:

Auth0

Better Auth

Framework-agnostic authentication for TypeScript applications

  • Stars

    30,447

  • Last commit

    20 hours ago

  • License

    MIT
A comprehensive authentication framework offering email/password, social sign-on, two-factor auth, and multi-tenant support with full TypeScript integration.

Open Source Alternative to:

Auth0

Logto

Secure, seamless authentication for modern applications

  • Stars

    14,770

  • Last commit

    16 hours ago

  • License

    MPL-2.0
An open-source identity solution offering customizable login experiences, multi-tenant support, and comprehensive user management.

Open Source Alternative to:

Auth0

Pocket ID

Passwordless OIDC provider built for self-hosters

  • Stars

    Stars growing over the last 30 days9,688

  • Last commit

    13 hours ago

  • License

    BSD-2-Clause
Self-hostable OpenID Connect and OAuth 2.0 provider that lets users sign in to any OIDC-compatible app using passkeys instead of passwords.

Open Source Alternative to:

Auth0

Hexclave

Modular auth, payments, emails, and analytics for your product

  • Stars

    6,878

  • Last commit

    8 hours ago

  • License

    Unknown
Self-hostable platform combining user auth, payments, email, and analytics into modular building blocks that fit around your existing product.

Open Source Alternative to:

Auth0

Defguard

Zero-Trust VPN with built-in 2FA/MFA and SSO capabilities

  • Stars

    2,882

  • Last commit

    9 hours ago

  • License

    Unknown
Enterprise-grade open source VPN solution combining WireGuard with mandatory 2FA/MFA and integrated OpenID Connect SSO for secure remote access

Open Source Alternative to:

NordVPN

Authgear

Managed identity and access management for any app

  • Stars

    2,123

  • Last commit

    18 hours ago

  • License

    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:

Auth0
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