System requirements

Group-Office 6.7 has the following requirements in order to be officially supported:

Type Requirement
Operating System Linux / Docker
Webserver Apache 2.4.x+ / php-fpm or fastcgi
Database MySQL 5.7+ / MariaDB 10.0.5
Programming language PHP 7.3,7.4 and 8.1 (PHP 8.0 is not supported by Ioncube).


Group-Office will run on Nginx, but we currently have no documentation on this.

Required PHP Extensions

  • pcre
  • mbstring
  • ctype
  • date
  • iconv
  • curl
  • zip
  • soap
  • gd
  • pdo
  • pdo_mysql (With mysqlnd, nd_pdo_mysql)
  • mysqlnd
  • calendar


  • acpu (for better caching performance)
  • ioncube (For professional version with Intermesh support)


The install procedure will warn you if any of these modules is missing.