keycloakvszookeeper
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| keycloak | zookeeper | |
|---|---|---|
| Score | 86/100 | 73/100 |
| Rank in category | #1 of 40 in Authentication | #1 of 8 in Configuration Management |
| GitHub stars | 37 581 | 12 827 |
| Stars, last 30 days | +614 | +17 |
| Stable releases, 12 months | 14 | 0 |
| Latest release | 26.8.1 · 13 Oct 2026 | — |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | No |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Java | Java |
Which one should you pick?
keycloak scores 86/100 against 73/100 for zookeeper, so it is the safer default.
keycloak ships more often: 14 stable releases in the past year, against 0 for zookeeper.
keycloak is growing faster right now (+614 stars in 30 days).
keycloak details →zookeeper details →
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