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Postal vs Senlo
Side-by-side facts from the catalog. No overall winner - pick from license, hosting, and activity differences.
| Attribute | Postal | Senlo |
|---|---|---|
| GitHub stars | 16,849 | 177 |
| License | MIT | AGPL-3.0 |
| Self-hosted | Yes | Yes |
| Docker noted | — | Yes |
| Cloud / hosted | — | — |
| Primary language | Ruby | TypeScript |
| Last commit | 2026-10-01 | 2026-10-03 |
| Difficulty | Not assessed | Not assessed |
| Forks | 1.3k | 6 |
| Star growth | Not recorded | Not recorded |
| Pricing | Not recorded | Not recorded |
| Integrations | Not recorded | Not recorded |
| Alternative to | Not recorded | Not recorded |
Best for Postal
A self-hosted mail delivery platform with message tracking and webhooks.
Best for Senlo
Senlo provides self-hosted email infrastructure with campaign editing and an API.