Category: Business Email & Groupware

8 European alternatives to EGroupware — GDPR-compliant & EU-hosted.

German open-source groupware platform with email, CRM, project management and more

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Facts

Headquarters: DE (EU)
Category: Business Email & Groupware
Type: Product
GDPR-compliant: Yes
Open-source: Yes
Data hosting: EU

Top EU-based & GDPR-compliant alternatives to EGroupware

Axigen
Romanian enterprise email server with webmail, calendar and instant messaging
RO · commercial
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grommunio
Austrian open-source groupware platform as an alternative to Microsoft Exchange
AT · open-source
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Kolab
Swiss open-source groupware platform with email, calendar and file management
CH · open-source
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Kopano
Kopano Cloud is the proprietary successor to Kopano Groupware, which reached end-of-life on March 31, 2025. The open-source Kopano Groupware (AGPL) is no longer maintained; Kopano Cloud is available under a commercial/proprietary license only.
NL · commercial
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Mailcow
German open-source email server platform with Docker-based installation
DE · open-source
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Mailu
Open-source email server in Docker with webmail, anti-spam and antivirus protection
FR · open-source
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Open-Xchange
German open-source email and groupware platform for providers and companies
DE · open-source
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Roundcube
open-source webmail-client with modern interface and plugin-architecture
CH · open-source
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Frequently asked questions

What is the best European alternative to EGroupware?

It depends on your use case. Strong EU alternatives to EGroupware include Axigen, grommunio and Kolab. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.

Are there open-source alternatives to EGroupware?

Yes. Open-source EU alternatives to EGroupware include grommunio, Kolab, Mailcow, Mailu, Open-Xchange and Roundcube. These keep your data fully under your own control and let you self-host if you want to.

Is EGroupware GDPR-compliant and where is the data hosted?

EGroupware is headquartered in DE (EU) and hosts data in EU. It is also open-source, so you can self-host it. That makes EGroupware an EU-sovereign choice in its own right; the EU alternatives on this page are comparable European tools.

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