Open-source identity and access management
Visit WebsiteReviews onG2SourceForge
101 reviews trackedThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Open source identity
Biggest con
Complex to set up
TL;DR - Keycloak
- Keycloak is an open-source identity and access management solution
- It provides SSO, social login, and user federation for applications and services
- Completely free and open-source
Pricing: Free forever
Best for: Individuals & startups
4.3/5 across review platforms
What is Keycloak?
Keycloak provides identity and access management you can self-host. SSO, identity federation, user management-enterprise IAM from Red Hat, open source.
The features rival commercial IAM. Self-hosting keeps control with you. The protocol support is comprehensive.
Organizations wanting enterprise IAM they control choose Keycloak for self-hosted identity management.
Available on: Web
Pros & Cons
Pros
- Open source identity
- Self-hostable
- Feature rich
- No per-user cost
- Enterprise ready
Cons
- Complex to set up
- Requires maintenance
- Learning curve
- Java-based
- UI dated
Ratings Across the Web
4.3(101 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
Identity managementSSOLDAPSocial loginAdmin consoleOpen source
Pricing Plans
Pricing checked Jul 9, 2026
Open Source
Free
- Apache 2.0 license
- SSO & identity management
- OIDC & SAML support
- Self-hosted
- Community support
Reviews
$99Free with your review
Write a reviewReview Keycloak, get a free AI guide
Share your experience and we will send you Improve Your Thinking Patterns Using ChatGPT, free.
4.3/5
Across 101 verified user reviews on SourceForge, G2
Add your hands-on experience using the offer above to help the next buyer.
Best Keycloak Alternatives
Top alternatives based on features, pricing, and user needs.
Still deciding?
Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.
Explore More
Keycloak FAQ
How does Keycloak support identity and access management for enterprises?
Keycloak offers robust enterprise-grade identity and access management features, including single sign-on (SSO) and identity federation, which can be self-hosted. It provides comprehensive protocol support, rivaling commercial IAM solutions.
Which teams benefit most from using Keycloak?
Organizations that require complete control over their identity management infrastructure and prefer a self-hosted solution will find Keycloak beneficial. It is particularly suited for development teams and enterprises needing a customizable IAM system.
How does Keycloak compare to Auth0?
Keycloak is an open-source, self-hostable identity and access management solution, which means there are no per-user costs. In contrast, Auth0 is typically a commercial, cloud-based service.
What kind of trade-offs should users consider before adopting Keycloak?
Keycloak has a learning curve and can be complex to set up, requiring ongoing maintenance. Its user interface is considered dated, and the system is Java-based.
How is Keycloak priced?
Keycloak is free to use, as it is an open-source product. There is no paid plan required to access its features or functionality.
Can Keycloak be integrated with existing security infrastructure?
Keycloak provides comprehensive protocol support, enabling integration with various systems for identity federation and single sign-on. This allows it to function as a central identity provider within an enterprise's security landscape.
Source: keycloak.org