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Keycloak vs WSO2 Identity Server: catalog facts
Keycloak	WSO2 Identity Server
Free Free and open source under the Apache 2.0 licence.	Freemium Open-source server is free to download; WSO2 lists paid pricing for its offerings.
Self-hosted	Web, Self-hosted
Single sign-on and single sign-out across applications Supports OpenID Connect and SAML 2.0 identity brokering	SSO, adaptive MFA, passkeys and social login Covers customer, workforce and AI agent identity
Setting it up and securing it takes real administrative effort More than most single-user homelabs need	Broad feature set takes time to configure Commercial pricing applies for paid offerings
Self-hosted	Self-hosted
Open source	Open source
License: Apache-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.