chasquid vs Mailu
A side-by-side comparison of two self-hosted mail servers options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
| Feature | chasquid | Mailu |
|---|---|---|
| Category | Mail Servers | Mail Servers |
| License | Apache-2.0 | MIT |
| Language | Go | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 128 MB | 2,048 MB |
| Deployment | docker, binary, source | docker, kubernetes |
| GitHub stars | ★ 977 | ★ 7,443 |
| First released | 2016 | 2016 |
| Replaces | Google Workspace | Google Workspace, Microsoft 365 |
Why pick each one
Choose chasquid if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Written in Go
- Tiny footprint — runs in 128 MB RAM
Frequently asked questions
Is chasquid or Mailu better?
Neither is universally better. Mailu has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are chasquid and Mailu free and open-source?
Yes. chasquid is licensed under Apache-2.0 and Mailu under MIT. Both can be self-hosted at no software cost.
Can I run chasquid and Mailu with Docker?
chasquid: yes. Mailu: yes.