elasticsearchvskeycloak
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| elasticsearch | keycloak | |
|---|---|---|
| Score | 84/100 | 86/100 |
| Rank in category | #2 of 41 in Search Engines | #1 of 40 in Authentication |
| GitHub stars | 78 428 | 37 583 |
| Stars, last 30 days | +448 | +602 |
| Stable releases, 12 months | 32 | 14 |
| Latest release | v9.5.5 · 6 Oct 2026 | 26.8.1 · 13 Oct 2026 |
| Setup | Advanced | Moderate |
| Official Docker image | Yes | Yes |
| License | Other | Apache-2.0 |
| Main language | Java | Java |
Which one should you pick?
keycloak scores 86/100 against 84/100 for elasticsearch, so it is the safer default.
elasticsearch ships more often: 32 stable releases in the past year, against 14 for keycloak.
If you want the quickest setup, keycloak is easier to run; elasticsearch needs more configuration.
elasticsearch details →keycloak details →
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