Keycloak

Authentication & SecurityWikidata: Q28456100
Open-Source Alternative:Replaces Auth0 / Okta(Self-hostable, zero vendor lock-in, zero telemetry)
Compare full feature matrix & trade-offs with Auth0 / OktaView Auth0 / Okta Comparison Matrix

About & Core Purpose

Open source identity and access management solution for modern applications and services, supporting OpenID Connect and SAML.

Verified Capabilities & Traits

No Card RequiredCI Verified

Setup documentation

Open official setup documentation

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Self-Hostable Docker Compose Recipe

services:
  keycloak:
    image: quay.io/keycloak/keycloak:latest
    container_name: keycloak
    restart: unless-stopped
    ports:
      - "8080:8080"
    environment:
      - KEYCLOAK_ADMIN=admin
      - KEYCLOAK_ADMIN_PASSWORD=admin
    command: start-dev

💡 Save as docker-compose.yml and execute docker compose up -d to run locally.

Free Tier100% Free & Open Source Apache-2.0, self-hostable
AuthenticationNot listed
Self-HostableYes (Docker)
LicenseNot listed

Frequently Asked Questions about Keycloak

What is Keycloak?

Open source identity and access management solution for modern applications and services, supporting OpenID Connect and SAML.

Is Keycloak free and open-source?

100% Free & Open Source Apache-2.0, self-hostable License is not listed.

How do I install or run Keycloak?

See the official setup documentation: https://www.keycloak.org.

What proprietary tool does Keycloak replace?

Keycloak is listed as an alternative to Auth0 / Okta. Compare its documented features and terms for your use case.

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