OneLogin vs Keycloak

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.

Updated Feb 2026
How we compare:This comparison is based on official documentation, public pricing, community discussions, and aggregated user feedback, not hands-on testing by our team. We organize what real users and practitioners are saying across the web.

The Bottom Line

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.

Choose OneLogin if:

  • 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

Choose Keycloak if:

  • 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

Feature Comparison

FeatureOneLoginKeycloak
PricingFree (open source) / Red Hat SSO for enterprise supportFrom $4/user/month (Starter) / Advanced from $8/user/month
Pricing ModelFree open source with optional commercial supportPer-user monthly subscription
Open SourceYesNo
DeploymentSelf-HostedCloud
Best ForOrganizations with engineering expertise that want full control over their identity platform, avoid vendor lock-in, and eliminate IAM licensing costsMid-market organizations looking for a full-featured cloud IAM platform at a lower price point than Okta with straightforward deployment
Identity brokering and social login i...SupportedNot available
Fine-grained authorization services (...SupportedNot available
Admin console and account management ...SupportedNot available

Sources

Related

OneLogin AlternativesKeycloak AlternativesOneLogin OverviewKeycloak Overview