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Compare Okta alternatives
Open-source options beside a commercial column for Okta. Facts come from project records and repository metadata.
| Attribute | Keycloak | Authelia | Authentik | ZITADEL | Okta |
|---|---|---|---|---|---|
| GitHub stars | 37,135 | 29,180 | 25,854 | 15,194 | — |
| License | Apache-2.0 | Apache-2.0 | Custom | AGPL-3.0 | Proprietary |
| Self-hosted | Yes | Yes | Yes | Yes | No |
| Docker noted | Yes | Yes | Yes | Yes | — |
| Cloud / hosted | — | — | — | — | Yes |
| Primary language | Java | Go | Python | Go | — |
| Last commit | 2026-10-05 | 2026-10-06 | 2026-10-05 | 2026-10-05 | — |
| Difficulty | Advanced | Not assessed | Moderate | Not assessed | — |
Pairwise comparisons
Not a sponsored ranking. Repository activity is a signal, not a quality guarantee.