compare
Hyvor Relay vs Postal
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Hyvor Relay | Postal |
|---|---|---|
| Language | PHP | Ruby |
| Licence | AGPL-3.0 | MIT |
| Stars | 911 | 17k |
| Latest | 0.0.46 | 3.3.7 |
| Last push | 2026-09-30 | 2026-10-06 |
| Release cadence | about 26 days between releases | about 75 days between releases |
| Active contributors | 4 commit authors on the default branch in the last 90 days | 2 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace SendGrid. Alternatives to SendGrid →
PartialHyvor RelayTransactional sending over an HTTP API and SMTP with bounce handling and webhooks; no marketing campaigns.
Full replacementPostalSends and receives mail over SMTP and an HTTP API, with delivery tracking and webhooks.
Hyvor Relay
- 0.0.462026-08-10feat: arm docker build
- 0.0.452026-06-04fix: accepted and bounced state on DATACLOSE failure
- 0.0.442026-05-09feature: retrying sends with an optional delay
- 0.0.432026-04-13Fix/bug1
- 0.0.43-beta.82026-03-23⚠️ THIS IS A CLOUD-ONLY RELEASEpre-release
Hyvor Relay
✓ signed The latest release, 0.0.46, carries a signature GitHub verified.
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Postal
✓ signed The latest release, 3.3.7, carries a signature GitHub verified.
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