How to Install PHP 8.3 on CentOS Stream 9

To install PHP 8.3 on CentOS Stream 9, follow the steps below.

Step 1 : Ensure your system is up-to-date by running the following command.

sudo dnf update

Step 2 : Import the PHP Remi repository using the following command.

sudo dnf install https://rpms.remirepo.net/enterprise/remi-release-9.rpm

Step 3 : Verify available PHP modules using the command.

sudo dnf module list php

Step 4 : Enable the PHP Remi repository for PHP 8.3.

sudo dnf module enable php:remi-8.3

Step 5 : Install PHP core components, including php83, php83-php-fpm, and cli.

sudo dnf install php83 php83-php-fpm php83-php-cli

Step 6 : Install commonly used PHP extensions. Adjust the list according to your specific needs.

sudo dnf install php83-php-{mysqlnd,curl,gd,mcrypt,json,pear,common,xml,zip,devel,xsl,soap,bcmath,mbstring,gettext,imagick}

Explanation of Extensions:

- mysqlnd: MySQL Native Driver

- curl: Client URL Library

- gd: Graphics Draw

- mcrypt: Encryption functions

- json: JavaScript Object Notation support

- pear: PHP Extension and Application Repository support

- common: Common functionality

- xml: XML support

- zip: ZIP archive support

- devel: Development tools

- xsl: XSLT support

- soap: Simple Object Access Protocol support

- bcmath: Binary Calculator

- mbstring: Multibyte support

- gettext: Gettext support

- imagick: ImageMagick PHP extension

Step 7 : Check the installed PHP version to ensure the installation was successful.

php83 -v

Congratulations! You have successfully installed PHP 8.3 on CentOS Stream 9.