Open Source Okta Alternatives

The best open source alternative to Okta is Keycloak. If that doesn't suit you, our users have ranked more than 50 alternatives to Okta and 15 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Okta are ZITADEL , authentik, Authorizer (authentication) and Logto.

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Okta

Freemium • Proprietary
Identity Management Tool
Online

Provide secure identity management and single sign-on to any application, whether in the cloud, on-premises or on a mobile...

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Keycloak
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Free • Open Source
Identity Management Tool
Linux
Self-Hosted
61 alternatives to Keycloak
Open Source Identity and Access Management for modern Applications and Services.
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Keycloak Features
1. Two-factor AuthenticationKeycloak supports two-factor authentication (2FA).
Single Sign-On
SAML Single Sign-On
Multi-Factor Authentication (MFA)
Federated
Access Control
ZITADEL
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Yes
No
Free • Open Source
Identity Management Tool
Online
Self-Hosted
14 alternatives to ZITADEL
ZITADEL provides you with all the features necessary to build great solutions, without the need of building the login and access management yourself.
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ZITADEL Features
1. Two-factor AuthenticationZITADEL supports two-factor authentication (2FA).
2. Biometric AuthenticationLog in or unlock your device using your fingerprint or face recognition
Passwordless
Multi-Factor Authentication (MFA)
Login
SAML Single Sign-On
OpenID Provider
Single Sign-On
User Management
LDAP support
authentik
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No
Free • Open Source
Self-Hosted
33 alternatives to authentik
authentik is an open-source identity provider focused on flexibility and versatility.
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authentik Features
1. Two-factor Authenticationauthentik supports two-factor authentication (2FA).
Self-hosted
Access Control
LDAP support
Single Sign-On
Authorizer (authentication)
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Yes
No
Free • Open Source
Identity Management Tool
Self-Hosted
17 alternatives to Authorizer (authentication)
Your data, your control. Fully open source, authentication and authorization. No lock-ins. Deployment in Railway.app | Heroku in 120 seconds || Spin a docker image as a micro-service in your infra. Built in login page and Admin panel out of the box.
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Authorizer (authentication) Features
1. Two-factor AuthenticationAuthorizer (authentication) supports two-factor authentication (2FA).
Support for Docker
Golang
Membership Management
GraphQL
Logto
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Yes
No
Free • Open Source
Identity Management Tool
Self-Hosted
41 alternatives to Logto
Logto helps you build the sign-in, auth, and user identity within minutes. We provide an OIDC-based identity service and the end-user experience with username, phone number, email, and social sign-in, for web and native apps.
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Logto Features
1. Dark ModeLogto supports dark mode for comfortable usage in low light conditions.
User Management
Passwordless
OAUTH
Gluu Server
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Yes
No
Freemium • Open Source
Identity Management Tool
Online
Self-Hosted
32 alternatives to Gluu Server
The Gluu Server is a container distribution of free open source software (FOSS) for identity and access management (IAM). SaaS, custom, open source and commercial web and mobile applications can leverage a Gluu Server for user authentication, identity information, and policy...
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Gluu Server Features
1. Two-factor AuthenticationGluu Server supports two-factor authentication (2FA).
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IdentityServer
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No
Freemium • Open Source
Self-Hosted
.NET Framework
10 alternatives to IdentityServer
An open-source, standards-compliant, and flexible OpenID Connect and OAuth 2.0 framework for ASP.NET Core.

IdentityServer has no features, suggest some!
Frontegg
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No
Free • Open Source
Mac
Windows
Online
Software as a Service (SaaS)
14 alternatives to Frontegg
Frontegg is a developer platform that enables product-led-growth through a customer-facing user-management interface embedded seamlessly within any product.
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Frontegg Features
Reporting
User Management
Single Sign-On
Slack integration
Multi-Factor Authentication (MFA)
Team management
SLA
Login
WebHook Integration
Hanko
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No
Free • Open Source
Identity Management Tool
Self-Hosted
Software as a Service (SaaS)
Online
19 alternatives to Hanko
Hanko is an open source authentication and user management solution that takes you on the journey beyond passwords. For better security, higher conversion rates, and happier users.
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Hanko Features
1. Biometric AuthenticationLog in or unlock your device using your fingerprint or face recognition
2. Two-factor AuthenticationHanko supports two-factor authentication (2FA).
Passwordless
Login
User Management
SuperTokens
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No
Free • Open Source
Self-Hosted
16 alternatives to SuperTokens
SuperTokens is an open source user authentication solution. Using SuperTokens, developers can add secure, hassle free auth to their mobile application or website in less than a day. It is an alternative to Auth0, Firebase Auth and AWS Cognito.
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SuperTokens Features
1. Two-factor AuthenticationSuperTokens supports two-factor authentication (2FA).
Session Management
Passwordless
Access Control