Sending e-mail from apps
Postal
Self-hosted mail delivery platform.
open source self-hostable Postal project · ?An open-source alternative to SendGrid and Mailgun with tracking and webhooks.
Website ↗ Source ↗ Plan “Sending e-mail from apps” with it
How you can run it
| Way | Where the data lives | Price basis | Verdict |
|---|---|---|---|
| Host it myself | your own server or hardware | free | green — You run it yourself: no data leaves your own infrastructure. |
Facts
| Company / project | Postal project (jurisdiction unknown) |
|---|---|
| Licence | MIT |
| Self-hosting footprint | 1024 MB RAM · 1 vCPU · 5 GB — small deployment: a household or a team of up to ~20 people |
| Commonly replaces | SendGrid, Mailgun |
| Upstream (awesome-selfhosted-data) | 16,781 stars · updated 2026-06-03 · Docker, Ruby |
| Provenance | curated, verified 2026-09-04 |
Machine-readable: /api/tools/postal.json. Something wrong? Tell us.