Keycloak vs Cerbos: Which Should You Choose in 2026?
Choosing between Keycloak and Cerbos comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated May 1, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Keycloak
Open-source identity and access management
Best for you if:
- 0
- • You need something completely free
- • You need password managers features specifically
- • Keycloak is an open-source identity and access management solution
- • It provides SSO, social login, and user federation for applications and services
Cerbos
Fine-grained, contextual, and continuous authorization for enterprise software and AI systems.
Best for you if:
- 0
- • You need identity & access features specifically
- • Provides fine-grained, contextual authorization for enterprise software and AI.
- • Offers a complete platform with policy definition, enforcement, and centralized management.
| At a Glance |  Cerbos | |
|---|---|---|
Price | Free | Free + Paid |
Best For | Password Managers | Identity & Access |
Rating | — | — |
| Feature | Keycloak | Cerbos |
|---|---|---|
| Pricing Model | Free | Freemium |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Password ManagersIdentity & Access | Identity & AccessCompliance |
How Keycloak and Cerbos Compare
Keycloak
Open-source identity and access management
Free
Cerbos
Fine-grained, contextual, and continuous authorization for enterprise software and AI systems.
Free tier available
Keycloak is a password managers tool. Cerbos is in identity & access.
Who Should Use What?
On a budget?
Keycloak is free. Cerbos is freemium.
Go with: Keycloak
Want the highest-rated option?
Neither has user reviews yet.
Go with: Keycloak
Value user reviews?
Neither has user reviews yet.
Go with: Keycloak
3 Questions to Help You Decide
What's your budget?
Keycloak is free. Cerbos is freemium. Go with Keycloak if free matters most.
What's your use case?
Keycloak is a password managers tool. Cerbos is in identity & access. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Keycloak
- 0
- Completely free
- Our pick for this comparison
Cerbos
- Better fit for identity & access
The Bottom Line
Keycloak is our pick.
Frequently Asked Questions
Is Keycloak or Cerbos better?
Keycloak is rated high in our evaluation. Keycloak is free and Cerbos is freemium.
What are Keycloak and Cerbos used for?
Keycloak: Open-source identity and access management. Cerbos: Fine-grained, contextual, and continuous authorization for enterprise software and AI systems..
What does Keycloak cost vs Cerbos?
Keycloak is completely free. Cerbos is freemium (free tier + paid plans). Visit their websites for detailed pricing.