SimpleLogin vs Mailpit
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?
SimpleLogin
Open source email alias solution to protect your email address
VS
Mailpit
Email and SMTP testing tool with web UI
| Feature | SimpleLogin | Mailpit |
|---|---|---|
| Category | Mail Servers | Mail Servers |
| License | MIT | MIT |
| Language | Python | Go |
| Setup difficulty | Medium | Easy |
| Min. RAM | 512 MB | 64 MB |
| Deployment | docker | docker, binary |
| GitHub stars | ★ 6,896 | ★ 10,067 |
| First released | 2026 | 2022 |
| Replaces | — | Mailtrap, MailHog |
Why pick each one
Choose SimpleLogin if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Mature project with 6.9k GitHub stars
- Written in Python
Frequently asked questions
Is SimpleLogin or Mailpit better?
Mailpit is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider SimpleLogin if its specific feature set fits your needs better.
Are SimpleLogin and Mailpit free and open-source?
Yes. SimpleLogin is licensed under MIT and Mailpit under MIT. Both can be self-hosted at no software cost.
Can I run SimpleLogin and Mailpit with Docker?
SimpleLogin: yes. Mailpit: yes.