# craigmccaskill/posthorn

<https://repo.masters-masters.com/en/repos/craigmccaskill/posthorn>

[Home](https://repo.masters-masters.com/en) › [craigmccaskill](https://repo.masters-masters.com/en/owners/craigmccaskill) › [posthorn](https://repo.masters-masters.com/en/repos/craigmccaskill/posthorn)

craigmccaskill/posthorn has 217 stars on GitHub. Its RepoMasters card: Prototype tier. Self-hosted email gateway between your apps and a transactional mail…

| Field | Value |
| --- | --- |
| Owner | [craigmccaskill](https://repo.masters-masters.com/en/owners/craigmccaskill) |
| Stars | 217 |
| Forks | 14 |
| Language | [Go](https://repo.masters-masters.com/en/languages/go) |
| License | Apache-2.0 |
| Created | 2026 |
| Topics | email-gateway, postmark, self-hosted, smtp-relay, go, homelab, docker, email, mail-gateway, transactional-email |
| Tier | [Prototype (100 to 249 ★)](https://repo.masters-masters.com/en/ranks/rush) |
| View on GitHub | [craigmccaskill/posthorn](https://github.com/craigmccaskill/posthorn) |

## Repository

Self-hosted email gateway between your apps and a transactional mail provider (Postmark, Resend, Mailgun, AWS SES, or outbound-SMTP). Three ingress shapes (HTTP form, HTTP API, SMTP). One Docker container, one TOML config.

The tier for repos with 100 to 249 ★. Published odds per card pulled: 70%. Rarity: Common.

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Data: GitHub · Illustration drawn by RepoMasters from the repo’s ID and its language color.