Auth0: The Best Open-Source Alternatives

Auth0 is a cloud-based platform for customer identity and access management (CIAM) in B2C and B2B applications. It provides login interfaces, user management, passwordless sign-in, multi-factor authentication, enterprise SSO, and authorization features.

In the directory, Auth0 is listed in the «Identity and Access Management (IAM)» category.

Here you can find open-source alternatives, and separately marked source-available alternatives, to «Auth0» (external link) in the category «Identity and Access Management (IAM)».

In the Category «Identity and Access Management (IAM)»

Authelia

Authelia adds single sign-on, multi-factor authentication, and rule-based access control for web applications to reverse proxies.

  • IAM

authentik

authentik is a self-hostable identity provider for SSO that connects applications via OIDC, SAML, LDAP, RADIUS and other protocols.

  • IAM

Casdoor

Casdoor is a self-hostable IAM and SSO platform with user management, a web console, and support for numerous identity protocols.

  • IAM

Kanidm

Kanidm manages identities centrally and connects web applications, Linux systems, SSH access, and network and VPN sign-ins.

  • IAM

LLDAP

LLDAP provides a simplified LDAP directory with a web interface for users, groups, passwords and custom attributes.

  • IAM

Pocket ID

Pocket ID provides a passwordless OpenID Connect and OAuth 2.0 provider where users sign in with passkeys.

  • IAM