2 alternatives to SOGo

SOGo is a Groupware product. The community recommends 2 alternatives: 0 open source, 0 self-hostable and 1 free to use. They are ranked by community votes, ratings and favorites, with the key differences from SOGo highlighted.

Last updated: October 9, 2026

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.

Open source · LGPL-2.1

Self-hostable

View details Visit website

Quick picks

Best free pick

Google Calendar

Free to use

Most platforms

Microsoft 365

Available on Web, Windows, macOS, iOS, and Android

All alternatives

0
GC
1.
Google Calendar
Calendar & Contacts
Google's online calendar for events, reminders, shared calendars and meeting scheduling.
Free
Web
iOS
Android
Compared with SOGo
- − Closed source (SOGo is open source)
- − Not self-hostable (SOGo is)
Details Website
0
M
2.
Microsoft 365
Office Suites
Microsoft's subscription productivity suite with Word, Excel, PowerPoint, Outlook, Teams and OneDrive storage.
Subscription
Web
Windows
macOS
iOS
Android
Compared with SOGo
- − Closed source (SOGo is open source)
- − Not self-hostable (SOGo is)
- − Paid (SOGo is free)
Details Website

SOGo vs. alternatives

Service	Open source	Self-hosted	License	Pricing	Platforms	Rating	Votes
SOGo Current	Yes	Yes	LGPL-2.1	—	—	—	—
Google Calendar	No	No	proprietary	Free	Web / iOS / Android	—	0
Microsoft 365	No	No	proprietary	Subscription	Web / Windows / macOS / iOS / Android	—	0

FAQ

What is the best alternative to SOGo?

Community-recommended alternatives to SOGo include Google Calendar and Microsoft 365. Compare open source, self-hosting, pricing and platforms to choose.

Is there a free alternative to SOGo?

Yes. Google Calendar can be used for free; the open-source, self-hostable ones can be run on your own server at no cost.

Services in the same category that haven't been suggested as SOGo alternatives yet. If one fits, add it as an alternative.

C
Citadel
Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more.
Open source
Self-hostable
CC
Cozy Cloud
Personal cloud where you can manage and sync your contact, files and calendars, and manage your budget with an app store full of community contributions.
Open source
Self-hostable
Digipad
An online self-hosted application for creating collaborative digital notepads (Documentation in french).
Open source
Self-hostable
Digistorm
Create collaborative surveys, quizzes, brainstorms, and word clouds (documentation in French).
Open source
Self-hostable
Digiwall
Create multimedia collaborative walls for in-person or remote work (documentation in French).
Open source
Self-hostable
egroupware
Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS.
Open source
Self-hostable