Frequently Asked Questions about grommunio-web
What is grommunio-web?Show answerHide answer Action: Open answerClose answer
grommunio-web is the browser-based user interface of the grommunio groupware platform. Users get direct access to emails, calendars, contacts, tasks, and resources through the web browser.
Is grommunio-web just a webmail solution?Show answerHide answer Action: Open answerClose answer
No. In addition to classic email functions, grommunio-web also supports:
- Calendars
- Contacts
- Tasks
- Resource management
- Sharing
- Shared mailboxes
- Delegations
This creates a complete browser-based groupware interface.
Does grommunio-web support shared calendars?Show answerHide answer Action: Open answerClose answer
Yes. The platform supports shared calendars, resource planning, and sharing within teams and organizations.
Can delegates and delegations be used?Show answerHide answer Action: Open answerClose answer
Yes. grommunio-web supports delegations and sharing for mailboxes, calendars, and other groupware functions.
Does grommunio-web support Single Sign-On?Show answerHide answer Action: Open answerClose answer
Yes. In combination with grommunio-auth, the platform supports centralized Single Sign-On architectures via OpenID Connect and SAML.
Can grommunio-web be used with LDAP or Active Directory?Show answerHide answer Action: Open answerClose answer
Yes. The platform can be integrated into existing LDAP and Active Directory environments.
Is grommunio-web suitable for Linux environments?Show answerHide answer Action: Open answerClose answer
Yes. grommunio-web is fully based on Linux and open-source technologies and is particularly suitable for Linux-based enterprise environments.
Is grommunio-web an alternative to Outlook Web Access?Show answerHide answer Action: Open answerClose answer
grommunio-web is often used as an open-source-based alternative to traditional browser-based groupware interfaces.
Does grommunio-web support mobile synchronization?Show answerHide answer Action: Open answerClose answer
Mobile synchronization is provided through the corresponding grommunio components and protocols within the platform. grommunio-web itself represents the browser-based user interface.
Is grommunio-web optimized for smartphones?Show answerHide answer Action: Open answerClose answer
grommunio-web is primarily designed for traditional desktop and browser-based work environments. In practice, native clients or synchronization solutions are often used for mobile access.
Does grommunio-web support digital sovereignty?Show answerHide answer Action: Open answerClose answer
Yes. Thanks to its open-source-based architecture, organizations retain control over:
- Data storage
- User management
- Infrastructure
- Security policies
- Integrations
This makes the platform especially attractive for European open-source and Linux strategies.

