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Open Source Authentication & SSO Providers using Vercel Analytics

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

Framework-agnostic authentication for TypeScript applications
  • Stars


    29,728
  • Last commit


    12 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:

Secure, customizable identity infrastructure for developers
  • Stars


    14,880
  • Last commit


    7 hours ago
  • License


    AGPL-3.0
ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.

Open Source Alternative to:

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


    6,843
  • Last commit


    11 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:

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