KeycloakOpen source identity and access management
vs
One IdentityUnified identity security platform
Comparison · Identity & Access Management · weekly run Nov 3
Keycloak vs One Identity
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Keycloak is the stronger AI pick in Identity & Access Management: it has a visibility score of 5.6 versus 5.2 for One Identity.
Choose Keycloak if…
- You want the brand AI engines rank higher (5.6 vs 5.2)
- Free and open-source software
- Strong flexibility and customization for technical teams
- Top pick as a self-hosted option
Choose One Identity if…
- You need a self-hosted or on-premises option
- You need ISO/IEC 27001:2013 certified ISMS for SaaS offerings or NIAP Common Criteria certification for Identity Manager 8.1 coverage
- Cost-effective alternative to Okta for streamlined workforce identity
- Robust app catalog and developer-friendly provisioning
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Keycloak | One Identity |
|---|---|---|
| Visibility score | 5.6% | 5.2% |
| Change vs last week | down−0.3% | New |
| Rank in Identity & Access Management | #15 | #16 |
| Share of voice | 2.1% | 2.4% |
| Mentions this run | 7 | 8 |
| Positive in AI answers | 33% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Keycloak −0.7000000000000002pp · One Identity +5.2pp over 1 weekly runs.
Engine by engine
Keycloak leads on 1 of 3 engines
ChatGPT
AI Mode
Perplexity
KeycloakOne Identity
Head to head in AI answers
0 engine answers name both brands
0Keycloak ranked higher
0One Identity ranked higher
Features, pricing & fit
| Dimension | Keycloak | One Identity |
|---|---|---|
| Deployment | Self-hosted; ships as a single lightweight container image, with clustering for scalability and availability | SaaS (Identity Manager On Demand); on-premises or hybrid deployment not confirmed |
| Compliance | — | ISO/IEC 27001:2013 certified ISMS for SaaS offerings, NIAP Common Criteria certification for Identity Manager 8.1 |
| Support | Community support via GitHub Discussions, Commercial support via Red Hat build of Keycloak | — |
| Founded | 2014 | 2016 |
| Headquarters | — | Aliso Viejo, California; global HQ moving to Cork, Ireland, as announced June 2026 |
| Employees | — | 501–1,000 |
| Best for | Teams that want to self-host standards-based single sign-on and identity brokering for their applications | — |
Pros and cons
Themes from the AI answers that mention each brand
Keycloak
- Free and open-source software
- Strong flexibility and customization for technical teams
- Top pick as a self-hosted option
- Backed by Red Hat and community; popular open-source IAM tool
- Supports SAML, OAuth 2.0, and OpenID Connect
- Team must handle hosting, upgrades, backups, and security
- Less operational simplicity than managed alternatives
One Identity
- Cost-effective alternative to Okta for streamlined workforce identity
- Robust app catalog and developer-friendly provisioning
- Single sign-on reducing password sprawl and sign-in friction
- Privileged access capabilities alongside identity management
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Keycloak vs One Identity”, https://slateindex.ai/compare/keycloak-vs-one-identity, data of Nov 3, 2026. Licence: CC BY 4.0.