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Open Source Authentication & SSO Providers using Golang

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

Hanko

Passkeys, SSO, and MFA without vendor lock-in

  • Stars

    9,060

  • Last commit

    8 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

JumpServer

Secure access management for modern IT infrastructure

  • Stars

    31,886

  • Last commit

    17 hours ago

  • License

    GPL-3.0
Open-source privileged access management solution offering secure, browser-based access to SSH, RDP, Kubernetes, databases and remote applications.

Open Source Alternative to:

Teleport

Authentik

Take control of your identity with a secure, flexible solution

  • Stars

    26,209

  • Last commit

    9 hours ago

  • License

    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:

Auth0

Zitadel

Secure, customizable identity infrastructure for developers

  • Stars

    15,499

  • Last commit

    11 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:

Supabase

Ory

A certified and battle-tested identity solution

  • Stars

    13,950

  • Last commit

    3 months ago

  • License

    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:

Firebase

Pocket ID

Passwordless OIDC provider built for self-hosters

  • Stars

    Stars growing over the last 30 days9,905

  • Last commit

    20 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

Authgear

Managed identity and access management for any app

  • Stars

    2,139

  • Last commit

    17 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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