Mox vs Group-Office
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Mox
Modern, secure all-in-one mail server
VS
Group-Office
Web-based groupware and CRM with email and calendar
| Feature | Mox | Group-Office |
|---|---|---|
| Category | Mail Servers | Groupware |
| License | MIT | AGPL-3.0 |
| Language | Go | PHP |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker, binary, source | docker, bare-metal |
| GitHub stars | ★ 5,771 | ★ 275 |
| First released | 2023 | 2003 |
| Replaces | Google Workspace, Microsoft 365 | Microsoft 365, Google Workspace |
Why pick each one
Choose Group-Office if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Written in PHP
Frequently asked questions
Is Mox or Group-Office better?
Mox is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Group-Office if its specific feature set fits your needs better.
Are Mox and Group-Office free and open-source?
Yes. Mox is licensed under MIT and Group-Office under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Mox and Group-Office with Docker?
Mox: yes. Group-Office: yes.