OX6:OX System Requirements

Open-Xchange Server 6 Requirements - Open-Xchange supported components overview

The following table provides an overview about the supported components at the OX User Front-End, Connector for Microsoft Outlook and OXtender for Business Mobility. This overview makes no claim to be complete.

OX App Suite overview tables about the supported components at the OX User Front-End, Connector for Microsoft Outlook and Connector for Business Mobility are available at OX App Suite Requirements - Open-Xchange supported components overview

Information about Maintenance expiries of components, versions and browser support, can be found at Maintenance Expires Table

Installation-, Hardware-, Software-Requirements

Please note: Installation and administration of the Open-Xchange Server Edition requires basic knowledge of E-Mail systems under Linux, Apache and MySQL as well as experience in the command line administration of Linux systems.

Open-Xchange Server Edition:

• Memory 8 GB - 12 GB
  Please Note: If you want to install OX in a VM memory needs to be allocated exclusively to that installation (and not shared with other VM's). This also applies to the database and other related systems or componenets.
• Disk 500 MB plus User Data
• Supported IMAP Server: Dovecot (Recommended), Cyrus and Courier (To some extent, may mot support all features)

Desktop Browser (Minimum display resolution: 1024 x 768)

Browser	OX 6 User Front-End
Microsoft Internet Explorer 8/9/10	v6.22.13
Mozilla Firefox (latest & previous version)	v6.22.13
Google Chrome (latest & previous version)	v6.22.13
Apple Safari (latest version & previous version. Mac OS X only)	v6.22.13

MS Windows / MS Outlook® / OX Updater

Requirement	Connector for Microsoft Outlook	OX Updater
OX App Suite
Client PC operating system	Latest versions of Windows 8 (no support of start screen tiles), latest versions of Windows 10 (no support of Mac OS X clients with emulators and Windows RT)	Latest versions of Windows 8 (no support of start screen tiles), latest versions of Windows 10 (no support of Mac OS X clients with emulators and Windows RT)
Supported Outlook versions	Latest versions of Microsoft Outlook 2010 (each with 32 + 64 bit), Outlook 2013 and Outlook 2016 (each with 32 + 64 bit; no support of "Office 2010 Click-to-Run", "Office Home and Business 2010 Testversion”)

Calendar/Contact synchronization Apple Mac OS X

Requirement	Calendar synchronization with CalDAV	Contacts synchronization with CardDAV
Mac OS X 10.11 (El Capitan)
macOS 10.12, 10.13 (Sierra & High Sierra)

Calendar/Contact synchronization Apple iOS

Requirement	Calendar synchronization with CalDAV	Contacts synchronization with CardDAV
Apple iOS 10 / iOS 11 / iOS 12

Mobility Solution - Supported- Platforms, Features and Devices

Feature/Technology/Device	OXtender for Business Mobility (availalble for App Suite, OXHE, OXSE)
Exchange Active Sync 2.5
Exchange Active Sync 12.1
Access and creation of emails
Personal PIM folder
Public and Shared PIM folder
Global address book
Push E-Mail
Windows Phone 8 (latest & previous minor versions), Windows Phone 10 (latest & previous minor versions)
Apple iOS 10 / iOS 11 / iOS 12
Android 4.1 or later

Server Platforms

Platforms	Supported Java Versions	Supported Database
Suse Linux Enterprise Server 12	OpenJDK 7	MariaDB 10.0
Red Hat Enterprise Linux 6	OpenJDK 7	MySQL 5.1
Red Hat Enterprise Linux 7	OpenJDK 8	MariaDB 5.5
Debian 8 (Jessie)	OpenJDK 7	MySQL 5.5, MariaDB 10.1
CentOS 6	OpenJDK 7	MySQL 5.1
CentOS 7	OpenJDK 8	MariaDB 5.5
Univention Corporate Server 4	OpenJDK 7	MySQL 5.5

Please Note: To gain higher availability a setup based on Percona XtraDB Cluster is supported like described in this article: Galera database setup. Open-Xchange supports the "Percona XtraDB Cluster 5.5" flavor of the Galera database and starting with OX 7.8.0 also version 5.6.x.