Self-hosted, open-source email API that sends mail over SMTP from your own infrastructure, with logs, bounce handling and webhooks.
91865PHPAGPL-3.0Updated 22 hours ago
1 alternative
Best open-source alternatives to Mailgun (2026)
Looking for a free, open-source alternative to Mailgun? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| hyvor/relay | ★ 918 | AGPL-3.0 | 22 hours ago |
FAQ
- Is there a free, open-source alternative to Mailgun?
- Yes. The most popular open-source alternatives to Mailgun on Repolode are relay.
- Which Mailgun alternative should I choose?
- relay has the most GitHub stars and is released under AGPL-3.0. Compare the license and last commit of each option in the table above before choosing.