# Curity Identity Server vs Keycloak: side-by-side comparison (2026)

[Curity Identity Server](https://cybersectools.com/tools/curity-identity-server) is a commercial [access management](https://cybersectools.com/categories/access-management) solution by [Curity](https://cybersectools.com/companies/curity). [Keycloak](https://cybersectools.com/tools/keycloak) is a commercial [access management](https://cybersectools.com/categories/access-management) solution by [Keycloak](https://cybersectools.com/companies/keycloak). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Access Management Solutions for Business](https://cybersectools.com/shortlists/best-access-management-solutions) picks Microsoft Entra ID, Okta Single Sign-On, Ping Identity Platform and 4 more.

## Side-by-side comparison

| | Curity Identity Server | Keycloak |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Access Management | Access Management |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Curity | Keycloak |
| Headquarters | – | – |

### Use cases and capabilities

| | Curity Identity Server | Keycloak |
|---|---|---|
| Authentication | Yes | Yes |
| Authorization | Yes | Yes |
| SSO | Yes | – |
| MFA | Yes | Yes |
| JWT Security | Yes | – |
| Zero Trust Architecture | Yes | – |
| Single Sign On | – | Yes |
| Open Source | – | Yes |

### Core features

**Curity Identity Server**

No features listed.

**Keycloak**

10 features listed. Sign in on the page to see them.

### Integrations

**Curity Identity Server**

10 integrations listed. Sign in on the page to see them.

**Keycloak**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Keycloak](https://cybersectools.com/tools/keycloak) fits if you are a startup.

## Curity Identity Server vs Keycloak FAQ

Common questions when comparing Curity Identity Server vs Keycloak for access management.

### What is the difference between Curity Identity Server and Keycloak?

**Curity Identity Server**: Identity server platform for managing authentication and access decisions. Built by Curity.

**Keycloak**: Open source IAM server providing SSO, identity brokering, federation, and authorization. Built by Keycloak.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Curity Identity Server and Keycloak?

**Curity Identity Server** is made by Curity. **Keycloak** is made by Keycloak. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Curity Identity Server a good alternative to Keycloak?

Often, yes. Curity Identity Server and Keycloak are both Access Management products, and both cover MFA, Authentication, Authorization. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Curity Identity Server vs F5 BIG-IP Zero Trust Access](https://cybersectools.com/compare/curity-identity-server-vs-f5-big-ip-access-policy-manager-apm)
- [Curity Identity Server vs Microsoft Entra ID](https://cybersectools.com/compare/curity-identity-server-vs-microsoft-entra-id)
- [Curity Identity Server vs SecurEnvoy Access Management](https://cybersectools.com/compare/curity-identity-server-vs-securenvoy-access-management)
- [Keycloak vs F5 BIG-IP Zero Trust Access](https://cybersectools.com/compare/f5-big-ip-access-policy-manager-apm-vs-keycloak)
- [Keycloak vs Microsoft Entra ID](https://cybersectools.com/compare/keycloak-vs-microsoft-entra-id)
- [Keycloak vs SecurEnvoy Access Management](https://cybersectools.com/compare/keycloak-vs-securenvoy-access-management)

## Alternatives to each

- [See all Curity Identity Server alternatives](https://cybersectools.com/alternatives/curity-identity-server)
- [See all Keycloak alternatives](https://cybersectools.com/alternatives/keycloak)

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Source: https://cybersectools.com/compare/curity-identity-server-vs-keycloak

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/curity-identity-server.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Curity Identity Server and Keycloak: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md