Technical requirements

Moodle is a PHP Application, which is backed by a relational database.

Five database types are supported, and several versions of PHP.

PHP

Moodle 4.0 supports the following PHP versions:

• 7.3
• 7.4
• 8.0

The following PHP extensions are required (most of which are installed and enabled by default in most PHP installations):

• iconv
• mbstring
• curl
• openssl
• ctype
• zip
• zlib
• simplexml
• spl
• pcre
• dom
• xml
• xmlreader
• intl
• json
• hash
• fileinfo

Relational Database

The following relational database servers are supported. The relevant PHP extension will also be required.

• MariaDB (version 10.2.29 or higher) with the MySQLi PHP Extension
• MySQL (version 5.7 or higher) with the MySQLi PHP Extension
• Postgresql (version 10 or higher) with the pgsql PHP Extension
• Microsoft SQL Server (version 14.0 or higher) with the SQLSRV PHP Extension
• Oracle (version 11.2 or higher) with the OCI8 PHP Extension