Mailu
Simple, containerised mail server.
open source self-hostable Mailu project · ?A leaner alternative to mailcow with webmail, antispam and an admin interface.
Website ↗ Source ↗ Plan “E-mail” 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 | Mailu project (jurisdiction unknown) |
|---|---|
| Licence | MIT |
| Self-hosting footprint | 2048 MB RAM · 1 vCPU · 20 GB — small deployment: a household or a team of up to ~20 people |
| Commonly replaces | Google Workspace |
| Upstream (awesome-selfhosted-data) | 7,489 stars · updated 2026-08-17 · Docker, Python |
| Provenance | curated, verified 2026-09-04 |
Machine-readable: /api/tools/mailu.json. Something wrong? Tell us.