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OpenSourceAlternatives

Tag

mfa

5 catalogue entries use this topic; each Project's license policy is labeled separately.

Authentik

AuthentikOpen

Self-hosted open-source identity provider for modern SSO

Stars25.8K
Commitjust now
LicenseMIT

Authentik is a self-hosted, open-source identity provider that adds single sign-on to web apps and services over SAML, OAuth2/OIDC, LDAP, and RADIUS.

Alternative toOktaAuth0
Zitadel

ZitadelOpen

Open-source identity infrastructure with login and single sign-on

Stars15.3K
Commitjust now
LicenseAGPL-3.0

Zitadel is open-source identity infrastructure that adds login, single sign-on, and multi-factor authentication to applications, with multi-tenant organization management, available self-hosted or as a managed cloud.

Alternative toKeycloak
Logto

LogtoOpen

Open-source identity platform with auth, SSO, and multi-tenancy

Stars14.7K
Commitjust now
LicenseMPL-2.0

Logto is an open-source identity platform for sign-in, single sign-on, and organization management, available self-hosted or as Logto Cloud.

Ory

OryOpen

Open-source identity platform for login, SSO, and permissions

Stars13.9K
Commit1mo ago
LicenseApache-2.0

Ory is an open-source identity platform built around the Kratos server, offering passkeys, social sign-in, and single sign-on self-hosted or as the managed Ory Network.

Defguard

Defguard

Self-hosted WireGuard VPN with per-connection MFA and built-in SSO

Stars2,857
Commitjust now
LicenseAGPL-3.0-only

Defguard is a self-hosted access platform that combines WireGuard VPN, identity management, and per-connection multi-factor authentication.

Alternative toAuthentikAuthgear