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Compare Zendesk alternatives
Open-source options beside a commercial column for Zendesk. Facts come from project records and repository metadata.
| Attribute | Zammad | FreeScout | osTicket | Frappe Helpdesk | Zendesk |
|---|---|---|---|---|---|
| GitHub stars | 5,977 | 4,583 | 3,956 | 3,415 | — |
| License | AGPL-3.0 | AGPL-3.0 | GPL-2.0 | AGPL-3.0 | Proprietary |
| Self-hosted | Yes | Yes | Yes | Yes | No |
| Docker noted | Yes | Yes | — | Yes | — |
| Cloud / hosted | Yes | — | — | — | Yes |
| Primary language | Ruby | PHP | PHP | Vue | — |
| Last commit | 2026-10-04 | 2026-10-04 | 2026-10-05 | 2026-10-05 | — |
| Difficulty | Moderate | Easy | Not assessed | Not assessed | — |
Pairwise comparisons
Not a sponsored ranking. Repository activity is a signal, not a quality guarantee.