Keycloak vs OneLogin -- Open Source IAM Compared
Keycloak vs OneLogin
Keycloak and OneLogin are both open source iam solutions. Keycloak open-source IAM platform with SSO, identity brokering, and fine-grained authorization, while OneLogin cloud IAM platform with SmartFactor Authentication and cost-effective pricing. The best choice depends on your organization's size, technical requirements, and budget.
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The Verdict
Choose Keycloak if completely free — no licensing costs regardless of user count is your priority and organizations with engineering expertise that want full control over their identity platform, avoid vendor lock-in, and eliminate IAM licensing costs. Choose OneLogin if more affordable than Okta with comparable core SSO and MFA capabilities matters most and mid-market organizations looking for a full-featured cloud IAM platform at a lower price point than Okta with straightforward deployment.
Used Keycloak or OneLogin? Share your experience.
Feature-by-Feature Comparison
| Feature | OneLogin | Keycloak |
|---|---|---|
| Pricing | From $4/user/month (Starter) / Advanced from $8/user/month | Free (open source) / Red Hat SSO for enterprise support |
| Pricing Model | Per-user monthly subscription | Free open source with optional commercial support |
| Open Source | No | Yes |
| Deployment | Cloud | Self-Hosted |
| Best For | Mid-market organizations looking for a full-featured cloud IAM platform at a lower price point than Okta with straightforward deployment | Organizations with engineering expertise that want full control over their identity platform, avoid vendor lock-in, and eliminate IAM licensing costs |
| Identity brokering and social login i... | Not available | Supported |
| Fine-grained authorization services (... | Not available | Supported |
| Admin console and account management ... | Not available | Supported |
When to Choose Each Tool
Choose OneLogin when:
- +You value more affordable than Okta with comparable core SSO and MFA capabilities
- +You value smartFactor Authentication provides ML-driven risk scoring
- +You value clean, intuitive admin console with fast setup
- +You want to avoid requires significant engineering effort to deploy, scale, and maintain
- +You want to avoid no managed cloud service — you own all infrastructure operations
Choose Keycloak when:
- +You value completely free — no licensing costs regardless of user count
- +You value full source code access enables deep customization
- +You value self-hosted deployment gives complete data sovereignty
- +You want to avoid smaller integration catalog than Okta for niche SaaS applications
- +You want to avoid one Identity acquisition has slowed product innovation velocity
Other Keycloak Alternatives
Cloud identity and access management platform for SSO, MFA, and lifecycle management
Microsoft's cloud identity platform with deep M365 and Azure integration
Enterprise identity security platform with flexible deployment and API security
Open directory platform unifying identity, device management, and access in one console
Cisco's MFA and zero trust access platform known for ease of deployment
Enterprise identity platform with AI-driven orchestration for complex deployments
Developer-first identity platform for customer authentication and CIAM
Pros & Cons Comparison
OneLogin
Pros
- +More affordable than Okta with comparable core SSO and MFA capabilities
- +SmartFactor Authentication provides ML-driven risk scoring
- +Clean, intuitive admin console with fast setup
- +Strong desktop SSO for Windows and macOS endpoints
- +Sandbox environment for safe configuration testing
Cons
- –Smaller integration catalog than Okta for niche SaaS applications
- –One Identity acquisition has slowed product innovation velocity
- –Fewer advanced governance and compliance features than top-tier competitors
- –Customer support responsiveness has declined since acquisition
- –Limited CIAM capabilities — primarily a workforce identity platform
Keycloak
Pros
- +Completely free — no licensing costs regardless of user count
- +Full source code access enables deep customization
- +Self-hosted deployment gives complete data sovereignty
- +Red Hat backing provides commercial support option (Red Hat SSO)
- +Active community with extensive documentation and extensions
Cons
- –Requires significant engineering effort to deploy, scale, and maintain
- –No managed cloud service — you own all infrastructure operations
- –Pre-built SaaS application integrations far fewer than commercial platforms
- –User experience and admin UI less polished than Okta or Entra ID
- –High-availability and disaster recovery require complex infrastructure engineering
Sources & References
- Keycloak — Official Website & Documentation[Vendor]
- OneLogin — Official Website & Documentation[Vendor]
- Keycloak Reviews on G2[User Reviews]
- OneLogin Reviews on G2[User Reviews]
- Keycloak Reviews on TrustRadius[User Reviews]
- OneLogin Reviews on TrustRadius[User Reviews]
- Keycloak Reviews on PeerSpot[User Reviews]
- OneLogin Reviews on PeerSpot[User Reviews]
- Gartner Magic Quadrant for Access Management 2024[Analyst Report]
- Forrester Wave: Identity-As-A-Service (IDaaS), Q4 2024[Analyst Report]
- KuppingerCole Leadership Compass: Access Management 2024[Analyst Report]
- Gartner Peer Insights: Access Management[Peer Reviews]
Keycloak vs OneLogin FAQ
Common questions about choosing between Keycloak and OneLogin.
What is the main difference between Keycloak and OneLogin?
Keycloak and OneLogin are both open source iam solutions. Keycloak open-source IAM platform with SSO, identity brokering, and fine-grained authorization, while OneLogin cloud IAM platform with SmartFactor Authentication and cost-effective pricing. The best choice depends on your organization's size, technical requirements, and budget.
Is OneLogin better than Keycloak?
Choose Keycloak if completely free — no licensing costs regardless of user count is your priority and organizations with engineering expertise that want full control over their identity platform, avoid vendor lock-in, and eliminate IAM licensing costs. Choose OneLogin if more affordable than Okta with comparable core SSO and MFA capabilities matters most and mid-market organizations looking for a full-featured cloud IAM platform at a lower price point than Okta with straightforward deployment.
How much does OneLogin cost compared to Keycloak?
OneLogin pricing: From $4/user/month (Starter) / Advanced from $8/user/month. Keycloak pricing: Free (open source) / Red Hat SSO for enterprise support. OneLogin's pricing model is per-user monthly subscription, while Keycloak uses free open source with optional commercial support pricing.
Can I migrate from Keycloak to OneLogin?
Yes, you can migrate from Keycloak to OneLogin. The migration process depends on your specific setup and the features you use. Both platforms offer APIs that can facilitate automated migration. Consider running both tools in parallel during the transition to ensure zero downtime.
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