Keycloak
Keycloak is an open-source, self-hosted app in the Identity & SSO category, licensed Apache-2.0 and written mainly in Java. It is a self-hosted alternative to Auth0 and Okta and ships a Docker image. It has 37,517 GitHub stars and its last commit was on Oct 26, 2026 (data as of Oct 26, 2026).
GitHub stats
- GitHub stars
- 37,517
- Forks
- 9,106
- Open issues
- 2,748
- Commits, last 12 months
- 3,217
- Last commit
- Oct 26, 2026
- Latest release
- 26.8.1Oct 13, 2026
- Created
- Jul 2, 2013
- License
- Apache-2.0Open source
Data as of from the GitHub API. Report an error
Project health
ActiveActive: last commit Oct 26, 2026, 3,217 commits in 12 months.
- Regular releases9 releases in 12 months
- Welcomes contributors263 open good-first-issue or help-wanted issues and a contributing guide
- Security policyPublishes a security policy on GitHub
| Last commit | Oct 26, 2026 |
|---|---|
| Commits, last 12 months | 3,217 |
| Latest release | 26.8.1 (Oct 13, 2026) |
| Releases, last 12 months | 9 |
| Releases, all time | 117 |
| Open issues | 2,748 |
| Open pull requests | 611 |
| Good first issues | 7 |
| Contributing guide | Yes |
| Security policy | Yes |
| Created | Jul 2, 2013 |
Health as of , from the GitHub API. A label describes activity, not quality or security. How we label project health · Report a data error
About Keycloak
Open-source identity and access management with SSO, OIDC, SAML and user federation.
Description written by appsgit. Source code: github.com/keycloak/keycloak.
Topics
- keycloak
- oidc
- saml
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Is Keycloak free and open source?
Yes. Keycloak is open-source software released under the Apache-2.0 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Keycloak with Docker?
Yes. Keycloak provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. The project README lists the image name and the environment variables to set.
What are the best alternatives to Keycloak?
Popular self-hosted alternatives to Keycloak include Authelia, authentik and ZITADEL. Keycloak itself is a self-hosted alternative to Auth0 and Okta.
Is Keycloak actively maintained?
The most recent commit to Keycloak was on Oct 26, 2026 with 3,217 commits in the past twelve months. The latest release is 26.8.1, published Oct 13, 2026. It had 2,748 open issues on GitHub. appsgit's project-health label for it is "Active" as of Oct 26, 2026.