View source for Version 7.0-7.4 System Requirements

Most current web servers* with PHP & MySQL installed will be capable of running WHMCS.

The following table shows the minimum and recommended system requirements for running WHMCS 7.0 - 7.4.

{| class="table table-striped"
! '''Requirement'''
! '''Minimum'''
! '''Recommended'''
|-
| PHP Version
| 5.6.0
| ''Latest'' 5.6 or 7.0 Release
|-
| PHP Memory Limit
| 64MB
| 128MB**
|-
| PHP Database Extension
| PDO
| PDO
|-
| PHP Extensions
| Curl with SSL<br/>
GD2 Image Library<br/>
JSON Support<br />
XML<br/>
| Curl with SSL<br/>
GD2 Image Library<br/>
JSON Support<br/>
'''MBString'''<br/>
'''Iconv'''
|-
| MySQL Version
| 5.2.0
| 5.5.x
|-
| ionCube Loader®
| 5.0.21 or later for PHP 5.6<br>6.0.2 or later for PHP 7.0
| The latest 5.x version for PHP 5.6<br>The latest 6.x version for PHP 7
|}

<div class="docs-alert-info">
WHMCS 7.0-7.4 supports PHP 5.6 and 7.0<br />
</div>

<div class="docs-alert-warning">
While these are the minimum requirements, we '''''strongly recommend using the latest available, stable releases of all software and extensions'''''.  Recommended suggestions are correct as at 26th August 2017.
</div>

<div class="docs-alert-success">
A detailed discussion of the recommended system environment configurations (OS, Web Server, Database Engine, PHP, and ionCube) is published in the [[System Environment Guide]].
</div>

Looking for the requirements for the WHMCS 6.x series?  [[Version 6.x System Requirements|Click here]]

<nowiki>* We validate WHMCS to run in Linux based environments running the Apache web server. Other environments such as Windows based configurations may experience compatibility issues and are not supported.</nowiki>

<nowiki>** Memory requirements vary depending upon the size and volume of activity in an installation. Your exact requirements may differ.</nowiki>
No results found.