keycloakvsLet's Seal
Two self-hosted Authentication projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| keycloak | Let's Seal | |
|---|---|---|
| Score | 85/100 | 45/100 |
| Rank in category | #1 of 40 in Authentication | #27 of 40 in Authentication |
| GitHub stars | 37 615 | 377 |
| Stars, last 30 days | +624 | +0 |
| Stable releases, 12 months | 14 | 1 |
| Latest release | 26.8.1 · 13 Oct 2026 | v0.1.0 · 23 Jul 2026 |
| Setup | Moderate | Advanced |
| Official Docker image | Yes | No |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Java | JavaScript |
Which one should you pick?
keycloak scores 85/100 against 45/100 for Let's Seal, so it is the safer default.
keycloak ships more often: 14 stable releases in the past year, against 1 for Let's Seal.
If you want the quickest setup, keycloak is easier to run; Let's Seal needs more configuration.
keycloak is growing faster right now (+624 stars in 30 days).
keycloak details →Let's Seal details →All Authentication projects →
Swap a project
Keep keycloak, compare it with
Keep Let's Seal, compare it with