compare
docker-mailserver vs Mox
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | docker-mailserver | Mox |
|---|---|---|
| Language | Shell | Go |
| Licence | MIT | MIT |
| Stars | 19k | 5.9k |
| Latest | v16.0.1 | v0.0.17 |
| Last push | 2026-10-04 | 2026-09-13 |
| Release cadence | about 72 days between releases | about 81 days between releases |
| Active contributors | 18 commit authors on the default branch in the last 90 days | 11 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Google Workspace. Alternatives to Google Workspace →
Partialdocker-mailserverSMTP and IMAP with spam and virus filtering, configured from files, without webmail.
PartialMoxSMTP, IMAP, webmail, spam filtering and automatic TLS in one Go binary; mail only.
docker-mailserver
Mox
- v0.0.172026-08-19webmail: Clicking Send reloads the page instead of sending. A few other forms
- v0.0.162026-08-18smtpserver: reject submitted messages with multiple From headers/addresses.
- v0.0.152025-04-18Implement IMAP NOTIFY extension from RFC 5465. Where IDLE is for monitoring a
- v0.0.142025-01-20Implement TLS client certificate authentication using their public keys (not
- v0.0.132024-11-06This release fixes TLS interoperability with incoming deliveries from Microsoft
docker-mailserver
✓ signed The latest release, v16.0.1, carries a signature GitHub verified.
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Mox
unsigned The latest release, v0.0.17, carries no signature GitHub could verify.
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