Keycloak vs WSO2 Identity Server Comparison
Keycloak
Starting at Contact for pricing
- Medium Business
- Small Business
Keycloak is a thin identity and access management layer (IAM) for modern applications. Keycloak is built to handle enterprise needs and offer a simple experience to developers, it protects identities with strong two-fact…
WSO2 Identity Server
Starting at Contact for pricing
- Large Enterprises
- Medium Business
WSO2 Identity Server is an open source, cloud ready identity and access management server with role-based access control, enterprise single sign-on, attribute based authorization and multi-domain support. It is the indus…
SpotSaaS Analysis
KeycloakWSO2 Identity Server
The core difference between Keycloak and WSO2 Identity Server lies in their focus; Keycloak emphasizes developer flexibility and strong security for enterprises, while WSO2 Identity Server is tailored for scalable federated identity management. Ideal buyers for Keycloak are enterprises with a skilled IT team looking for customizable IAM solutions, whereas WSO2 is suited for mid-sized organizations needing robust identity management across various domains.
- Open-source identity and access management solution - Strong focus on developer flexibility - Ideal for enterprises with IT and development teams - Offers robust multi-factor authentication - Suitable for medium-complexity setups - Best for SaaS, Fintech, Healthcare, and E-commerce industries
- Scalable federated identity management solution - Designed for mid-sized enterprises - Comprehensive security features including multi-factor authentication - Supports single sign-on across multiple domains - Ideal for organizations needing secure identity management - Best for industries like Telecommunications, Fintech, and E-commerce
Keycloak vs WSO2 Identity Server — at a glance
| Feature | Keycloak | WSO2 Identity Server |
|---|---|---|
| Rating | 4.3 / 5 | 4.3 / 5 |
| Reviews | 80 | 73 |
| Starting price | Contact for pricing | Contact for pricing |
| Free trial | No | No |
| Free version | No | No |
| Best for | Medium Business, Small Business | Large Enterprises, Medium Business, Small Business |
| Category | Identity and Access Management (IAM) Software | Identity and Access Management (IAM) Software |
| Platforms | SaaS/Web/Cloud | SaaS/Web/Cloud, Installed - Windows, Installed - Mac |
| API | Available | Available |
| Support modes | Online | 24/7 (Live rep), Online |
| Certifications | GDPR | GDPR |
| Data residency | Global | Global |
Key differences between Keycloak and WSO2 Identity Server
- Target audience: Keycloak is built for Medium Business and Small Business, while WSO2 Identity Server targets Large Enterprises and Medium Business.
- Deployment: Keycloak supports SaaS/Web/Cloud; WSO2 Identity Server supports SaaS/Web/Cloud, Installed - Windows, Installed - Mac.
Keycloak vs WSO2 Identity Server — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Identity and Access Management (IAM) Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Biggest differences
Start here before you go deeper into features.
Open-source IAM ideal for enterprises needing strong security and developer flexibility.
- You need robust multi-factor authentication and fine-grained access control.
- Your team includes developers and IT admins comfortable with medium-complexity setup.
- You want a flexible, configurable IAM solution tailored for modern applications.
- Your organization requires turnkey solutions with comprehensive commercial support and SLAs.
- You are a very small business with minimal identity management needs.
Best for scalable, secure federated identity management in mid-sized enterprises.
- You need robust federated login across multiple corporate and third-party domains.
- Your organization requires comprehensive security features like multi-factor authentication and single sign-on.
- You want an open source, cost-effective IAM solution with flexible, configurable workflows.
- You are a very small business with minimal identity management needs.
- You prefer turnkey IAM solutions with simple, out-of-the-box setup and transparent fixed pricing.
Keycloak: Open-source IAM ideal for enterprises needing strong security and developer flexibility. WSO2 Identity Server: Best for scalable, secure federated identity management in mid-sized enterprises.
Description | Keycloak is a thin identity and access management layer (IAM) for modern applications. Keycloak is built to handle enterprise needs and offer a simple experience to developers, it protects ... Read More about Keycloak | WSO2 Identity Server is an open source, cloud ready identity and access management server with role-based access control, enterprise single sign-on, attribute based authorization and ... Read More about WSO2 Identity Server |
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Free Trial Availability |
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Spotsaas ScoreWhat's this? ↗ | 8.7/10 | 8.6/10 |
User RatingsBased on verified Spotsaas reviews | ||
Best Company Size | 50 to 500 employees501 to 5,000 employees | 50-500 employees501-5,000 employees |
Get pricing help | Get pricing help |
Where each option fits best
See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.
Based on buyer reviews and verified product data collected by Spotsaas.
Key strengths
- Streamlined Identity Management: Keycloak simplifies user authentication and authorization processes, enabling your team to focus on core business objectives without the hassle of managing complex identity systems.
- Single Sign-On (SSO) Convenience: With Keycloak's SSO capabilities, your users enjoy seamless access across multiple applications with just one set of credentials. This not only enhances user satisfaction but also reduces password fatigue.
- Robust Security Features: Built with security in mind, Keycloak offers features like multi-factor authentication and fine-grained access control, helping you protect sensitive data and comply with industry standards.
- Seamless User Management: WSO2 Identity Server empowers organizations to effortlessly manage user identities and access across various applications, ensuring that you maintain control and enhance security without compromising user experience.
- Robust Security Features: With advanced authentication mechanisms, including multi-factor authentication (MFA) and single sign-on (SSO), WSO2 Identity Server enhances your organization’s security posture, protecting sensitive data while simplifying access for users.
- Scalable Architecture: Designed to grow with your business, WSO2 Identity Server's scalable architecture allows you to handle increased user loads without compromising performance, ensuring that your identity management solution evolves alongside your organization.
Best fit
- 50 to 5,000 employees
- SaaS, Fintech, Healthcare, E-commerce, and Consulting
- IT Administrators, Software Developers, Security Engineers, and DevOps Professionals
- 50-5,000 employees.
- Industries include Fintech, SaaS, E-commerce, Healthcare, and Telecommunications.
- Typical users are IT Administrators, Security Officers, Compliance Managers, and Software Developers.
Reasons buyers look elsewhere
- Users may seek alternatives to Keycloak due to its complexity in setup and configuration, particularly for smaller teams or projects that require a more straightforward identity management solution.
- Some organizations might prefer alternatives that offer better integration with specific cloud services or platforms, especially if they are heavily invested in a particular ecosystem.
- Performance concerns could lead users to explore other options, particularly if they experience scalability issues or latency with Keycloak in high-demand environments.
- Users may seek alternatives if they require a more user-friendly interface, as WSO2 Identity Server can be complex for teams without extensive technical expertise, leading to longer onboarding and implementation times.
- Organizations with specific compliance or regulatory needs might explore other solutions that offer tailored features or certifications that align more closely with their industry requirements.
- Some users may find performance limitations with WSO2 Identity Server under high-load scenarios, prompting them to consider options that provide better scalability and faster response times for large user bases.
Software Demo
Demo |  Keycloak has not given any software demo yet If you're the owner of this profile, add your demo.Contact us |
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How do Keycloak and WSO2 Identity Server Compare on Features?
Total Features | 9 Features | 10 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare Keycloak and WSO2 Identity Server on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Other Details
Organization Types supported |
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Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
GDPR | ✓ Yes | ✓ Yes |
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Single Sign-On (SSO) | ✓ Yes | ✓ Yes |
Multi-Factor Auth (MFA) | ✓ Yes | ✓ Yes |
Data Encryption | ✓ Yes | ✓ Yes |
Audit Logs | ✓ Yes | ✓ Yes |
Data Residency | 🌐 Global | 🌐 Global |
Keycloak User Reviews & Rating Comparison
User Ratings | ||
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Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Users generally appreciate Keycloak's strong security features and flexible identity management, though some find setup and support challenging. What buyers like
Common complaints
| Buyer sentiment Overall positive sentiment highlights strong security features and scalability, with some concerns about pricing transparency and setup complexity. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product |
List of Customers
Customers | No Customers information available. |  StubHub  HCA  West |
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Media and Screenshots
Screenshots |  6 Screenshots |  1 Screenshots |
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Videos | No videos available. |  2 Videos |
Top Alternatives to Keycloak and WSO2 Identity Server in 2026
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Keycloak or WSO2 Identity Server?
- Keycloak and WSO2 Identity Server are closely matched with equal user ratings of 4.3. The right choice depends on your team size, budget, and specific Identity and Access Management (IAM) Software needs.
- Do Keycloak and WSO2 Identity Server offer a free trial?
- Neither Keycloak nor WSO2 Identity Server currently lists a free trial.
- What is the starting price of Keycloak vs WSO2 Identity Server?
- Keycloak starts at Contact for pricing. WSO2 Identity Server starts at Contact for pricing.
- What are the top alternatives to Keycloak?
- Top alternatives to Keycloak include Okta, Oracle Identity Management, Cognito, SailPoint IdentityIQ, AWS IAM.
- What are the top alternatives to WSO2 Identity Server?
- Top alternatives to WSO2 Identity Server include SailPoint IdentityIQ, ForgeRock Identity Platform, AWS IAM, Keycloak, Ping Identity.