SOGo
SOGo is an open-source, self-hosted app in the Groupware & Calendars category, licensed GPL-2.0 and written mainly in Objective-C. It is a self-hosted alternative to Google Workspace, Microsoft 365 and Google Calendar. It has 2,176 GitHub stars and its last commit was on Oct 22, 2026 (data as of Oct 26, 2026).
GitHub stats
- GitHub stars
- 2,176
- Forks
- 327
- Open issues
- 0
- Commits, last 12 months
- 111
- Last commit
- Oct 22, 2026
- Latest release
- SOGo-5.12.12Oct 13, 2026
- Created
- Sep 18, 2012
- License
- GPL-2.0Open source
Data as of from the GitHub API. Report an error
Project health
ActiveActive: last commit Oct 22, 2026, 111 commits in 12 months.
- Regular releases8 releases in 12 months
| Last commit | Oct 22, 2026 |
|---|---|
| Commits, last 12 months | 111 |
| Latest release | SOGo-5.12.12 (Oct 13, 2026) |
| Releases, last 12 months | 8 |
| Releases, all time | 122 |
| Open issues | 0 |
| Open pull requests | 28 |
| Good first issues | 0 |
| Contributing guide | Yes |
| Security policy | No |
| Created | Sep 18, 2012 |
Health as of , from the GitHub API. A label describes activity, not quality or security. How we label project health · Report a data error
About SOGo
SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface.
Description adapted from awesome-selfhosted (CC BY-SA 3.0). Source code: github.com/Alinto/sogo.
Topics
- sogo
- objective-c
- groupware
- angularjs-material
Open-source alternative to
SOGo can replace these commercial products. Compare every option on each page.
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Is SOGo free and open source?
Yes. SOGo is open-source software released under the GPL-2.0 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run SOGo with Docker?
SOGo does not list an official Docker image. It installs natively (Objective-C), so follow the install steps in its README or look for a community-maintained container.
What are the best alternatives to SOGo?
Popular self-hosted alternatives to SOGo include Nextcloud, Seafile and Colanode. SOGo itself is a self-hosted alternative to Google Workspace, Microsoft 365 and Google Calendar.
Is SOGo actively maintained?
The most recent commit to SOGo was on Oct 22, 2026 with 111 commits in the past twelve months. The latest release is SOGo-5.12.12, published Oct 13, 2026. It had 0 open issues on GitHub. appsgit's project-health label for it is "Active" as of Oct 26, 2026.