compare
Mail-in-a-Box vs Mailu
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Mail-in-a-Box | Mailu |
|---|---|---|
| Language | Python | Python |
| Licence | CC0-1.0 | Other |
| Stars | 15k | 7.5k |
| Latest | v77 | 2024.06.61 |
| Last push | 2026-09-26 | 2026-10-06 |
| Release cadence | about 116 days between releases | about 11 days between releases |
| Active contributors | 4 commit authors on the default branch in the last 90 days | 7 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 →
PartialMail-in-a-BoxMail, contacts and calendars for your own domains on one Ubuntu server, without the office apps.
PartialMailuMail with webmail, spam filtering and an admin UI.
Mailu
- 2024.06.612026-09-30---------
- 2024.06.602026-09-28---------
- 2024.06.592026-09-23---------
- 2024.06.582026-08-12---------
- 2024.06.572026-07-26---------
Mail-in-a-Box
unsigned The latest release, v77, carries no signature GitHub could verify.
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Mailu
✓ signed The latest release, 2024.06.61, carries a signature GitHub verified.
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