OX App Suite 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 Connector for Business Mobility. This overview makes no claim to be complete.
Open-Xchange Server 6 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 6 Requirements - Open-Xchange supported components overview
Information about Maintenance expiries of components, versions and browser support, can be found in the Maintenance Expires Table
Installation-, Hardware-, Software-Requirements
Please note: Installation and administration of the OX App Suite requires basic knowledge of E-Mail systems under Linux, Apache and MySQL as well as experience in the command line administration of Linux systems.
OX App Suite: 
- 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 components. 
- Disk 500 MB plus User Data
 
- Supported Platform Architecture: 64 bit Operation Systems (x84_64)
 
- 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 App Suite User Front-End
 | 
|  
 | 
 
 | 
| Microsoft Internet Explorer 10/11
 | 
v7.6.3
 | 
| Microsoft Internet Explorer 11/Edge
 | 
v7.8.3, v7.8.4
 | 
| Mozilla Firefox (latest & previous version)
 | 
v7.8.3, v7.8.4
 | 
| Google Chrome (latest & previous version)
 | 
v7.8.3, v7.8.4
 | 
| Apple Safari (10.01 & 10.03; Mac OS X only)
 | 
v7.8.3, v7.8.4
 | 
Mobile Device Support
| Mobile Device
 | 
Supported Browser
 | 
OX App Suite User Front-End
 | 
Minimum Speed Requirements
 | 
|  
 | 
 
 | 
 
 | 
 
 | 
| iPhone on iOS 9 / iOS 10
 | 
Safari
 | 
v7.8.3, v7.8.4
 | 
3G connections (512/256kBit/s, 350ms latency)
 | 
| Smartphone on Android 4.1 or later
 | 
Chrome (latest & previous version)
 | 
v7.8.3, v7.8.4
 | 
3G connections (512/256kBit/s, 350ms latency)
 | 
Tablet Support
| Tablet
 | 
Supported Browser
 | 
OX App Suite User Front-End
 | 
Minimum Speed Requirements
 | 
|  
 | 
 
 | 
 
 | 
 
 | 
| Apple iPad (all devices) on iOS 9 / iOS 10
 | 
Safari
 | 
v7.8.2, v7.8.3
 | 
3G connections (512/256kBit/s, 350ms latency)
 | 
| Tablets on Android 4.1 or later
 | 
Chrome (latest & previous version)
 | 
v7.8.2, v7.8.3
 | 
3G connections (512/256kBit/s, 350ms latency)
 | 
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 (Sierra)
 | 
 
 | 
 
 | 
Calendar/Contact synchronization Apple iOS
| Requirement
 | 
Calendar synchronization with CalDAV
 | 
Contacts synchronization with CardDAV
 | 
|  
 | 
 
 | 
 
 | 
| Apple iOS 9 / iOS 10
 | 
 
 | 
 
 | 
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 9 / iOS 10
 | 
 
 | 
| Android 4.1 or later
 | 
 
 | 
OX Drive for Clients
| Requirement
 | 
System / Platform
 | 
|  
 | 
 
 | 
| OX App Suite
 | 
OX App Suite v7.8.2, OX App Suite v7.8.3
 | 
| OX Drive for Windows
 | 
Latest versions of Windows 8, latest versions of Windows 10 (no support of Mac OS X clients with emulators and Windows RT)
 | 
| OX Drive for Mac OS
 | 
Mac OS X 10.11 (El Capitan), macOS 10.12 (Sierra)
 | 
| OX Drive for iOS
 | 
Apple iOS 9, Apple iOS 10
 | 
| OX Drive for Android
 | 
Smartphone on Android 4.1 or later with Chrome (latest & previous version), Tablets on Android 4.1 or later with Chrome (latest & previous version)
 | 
OX Mail for Clients
| Requirement
 | 
System / Platform / User Interface
 | 
|  
 | 
 
 | 
| OX App Suite
 | 
OX App Suite v7.8.2, OX App Suite v7.8.3
 | 
| OX Mail for iOS
 | 
Apple iOS 9, Apple iOS 10
 | 
| OX Mail for Android
 | 
Smartphone on Android 4.3 or later
 | 
OX Sync App
| Requirement
 | 
System / Platform / User Interface
 | 
|  
 | 
 
 | 
| OX App Suite
 | 
OX App Suite v7.8.2, OX App Suite v7.8.3
 | 
| OX Sync App for Android
 | 
Smartphone on Android 4.0 or later
 | 
OX Guard
| Requirement
 | 
System / Platform / User Interface
 | 
|  
 | 
 
 | 
| OX App Suite
 | 
OX Guard since v2.4.2: OX App Suite v7.8.2 OX Guard since v2.6.0: OX App Suite v7.8.3
 | 
| Mobile Device and Tablet Support
 | 
Apple iPhone on iOS 9 / iOS 10: Safari (latest version & previous version) Smartphone on Android 4.1 or later: Chrome (latest & previous version) Apple iPad (all devices) on iOS 9 / iOS 10: Safari Safari (latest version & previous version) Tablets on Android 4.1 or later: Chrome (latest & previous version)
 | 
eM Client for OX App Suite
| Requirement
 | 
eM Client for OX App Suite
 | 
|  
 | 
 
 | 
| OX App Suite
 | 
OX App Suite v7.8.2, OX App Suite v7.8.3
 | 
| 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)
 | 
Server Platforms
| Platforms
 | 
Supported Java Versions
 | 
Supported Database
 | 
|  
 | 
 
 | 
 
 | 
| Suse Linux Enterprise Server 11 (valid until v7.8.2)
 | 
IBM Java 7
 | 
MySQL 5.5
 | 
| Suse Linux Enterprise Server 12
 | 
IBM Java 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 7 (Wheezy) (valid until v7.8.2)
 | 
OpenJDK 7
 | 
MySQL 5.5, MariaDB 10.1
 | 
| 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.