How to Install PHP 8.0 on CentOS Stream 9

To install PHP 8.0 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 : Install the Remi repository for PHP 8.0 by running:

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

Step 3 : Verify available PHP modules with the following command:

sudo dnf module list php

Step 4 : Enable the PHP Remi repository with the following command:

sudo dnf module enable php:remi-8.0

Step 5 : Install PHP core components:

sudo dnf install php80 php80-php-fpm php80-php-cli

Step 6 : Install commonly used PHP extensions with the following command:

sudo dnf install php80-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: cURL extension for URL handling

- gd: GD Graphics Library for image processing

- mcrypt: Deprecated encryption extension (consider alternatives)

- json: JSON support

- pear: PHP Extension and Application Repository framework

- common: Common files for PHP

- xml: XML support

- zip: Zip archive support

- devel: Development tools

- xsl: XSL extension for XML processing

- soap: SOAP extension for web services

- bcmath: BCMath arbitrary precision mathematics

- mbstring: Multibyte support

- gettext: Gettext support for internationalization

- imagick: ImageMagick extension for image processing

Step 7 : Check the installed PHP version with:

php80 -v

Congratulations, you have successfully installed PHP 8.0 on CentOS Stream 9!