System Requirements

This sections lists all required and recommended server settings.

Webserver

Memory

Since HumHub itself can be used for a variety of use-cases, the required memory highly depends on the amount and activity within the network as well as the specific actions of the users. The minimum memory requirements of HumHub are:

RAM

  • 64 MB of memory allocated to PHP

Disk space

  • 500 MB for the applications
  • 100 MB for the database

PHP Environment

note

All essential requirements will be tested during the web installation and can be reviewed under Administration -> Information -> Prerequisites.

  • PHP 7.4 (Recommended)
  • PHP 7.3 (Recommended)
  • PHP 7.2
  • PHP 7.1

Extensions

This is just a short overview. See the PHP Manual for more information.

ExtensionRequiredDescription
GDYesWith JPEG and PNG support
CurlYesw/ SSL Support
MBStringYesMultibyte Support
MySQLYes
ZIPYes
EXIFYes
INTLYesmin ICU v49 see Yii2 Internationalization
FileInfoYes
ImageMagickNoBetter image processing, Recommended
GraphicsMagickNoBetter image processing (alternative to ImageMagick)
LDAPNo
APCNo
MemcachedNo

Database

  • MariaDB 10.1+
  • MySQL 5.6+

Utf8mb4 character set and InnoDB storage engine are required.

The database user requires following privileges:

  • SELECT
  • INSERT
  • DELETE
  • UPDATE
  • CREATE
  • ALTER
  • INDEX
  • DROP
  • REFERENCES
caution

MyISAM is not supported due to the lack of foreign keys.

Shell Access

Although the installation and most parts of the configuration can be carried out without a shell access, it's highly recommended to enable shell access (e.g. ssh) in order to facilitate the comand line interface.

The command line interface provides important features, which are used to maintain and troubleshoot the software.

Web browser

  • Mozilla Firefox (Recommended)
  • Google Chrome (Recommended)
  • Microsoft Edge (Recommended)
  • Apple Safari
  • Microsoft Internet Explorer 11