hMailServer vs OpenSMTPD
hMailServer
hmailserver.comOpenSMTPD
opensmtpd.orgSide by side
| Figure | hMailServer | OpenSMTPD |
|---|---|---|
| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Windows | Yes | — |
| macOS | — | Yes |
| Linux | Yes | Yes |
| API | Yes | — |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 1 |
| Spec score · Mail Server Software | 8.0 (#10) | 7.4 (#28) |
| Purpose | hMailServer is a self-hosted mail server that supports SMTP, IMAP and POP3. | OpenSMTPD implements server-side SMTP and lets machines exchange email with systems that speak SMTP. |
| Support | Free help is available on the community forum, where answers are not gated behind a support plan. | The project is volunteer-developed and is not backed by a commercial entity. |
Plans
In their own words
hMailServer
hMailServer has no write-up on Specifiction yet; its figures are above.