SOGo vs ZenTao
A side-by-side comparison of two self-hosted groupware options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
SOGo
Scalable groupware server with webmail, calendar and contacts
VS
ZenTao
Open-source project and team collaboration platform
| Feature | SOGo | ZenTao |
|---|---|---|
| Category | Groupware | Groupware |
| License | GPL-2.0 | AGPL-3.0 |
| Language | Objective-C | PHP |
| Setup difficulty | Hard | Medium |
| Min. RAM | 1,024 MB | 1,024 MB |
| Deployment | docker, bare-metal | docker, bare-metal |
| GitHub stars | ★ 2,143 | ★ 1,665 |
| First released | 2009 | 2009 |
| Replaces | Microsoft Exchange, Microsoft 365 | Jira, Confluence |
Why pick each one
Frequently asked questions
Is SOGo or ZenTao better?
Neither is universally better. SOGo has the larger community, while ZenTao is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are SOGo and ZenTao free and open-source?
Yes. SOGo is licensed under GPL-2.0 and ZenTao under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run SOGo and ZenTao with Docker?
SOGo: yes. ZenTao: yes.