FusionAuthvskeycloak
Two self-hosted Authentication projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| FusionAuth | keycloak | |
|---|---|---|
| Score | 49/100 | 86/100 |
| Rank in category | #23 of 40 in Authentication | #1 of 40 in Authentication |
| GitHub stars | 240 | 37 577 |
| Stars, last 30 days | — | +610 |
| Stable releases, 12 months | 0 | 14 |
| Latest release | — | 26.8.1 · 13 Oct 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | Proprietary | Apache-2.0 |
| Main language | Dockerfile | Java |
Which one should you pick?
keycloak scores 86/100 against 49/100 for FusionAuth, so it is the safer default.
keycloak ships more often: 14 stable releases in the past year, against 0 for FusionAuth.
keycloak is growing faster right now (+610 stars in 30 days).
FusionAuth details →keycloak details →All Authentication projects →
Swap a project
Keep FusionAuth, compare it with
Keep keycloak, compare it with