Installing PHP 8.4 on Rocky Linux 8 via Remi Repository

---

PHP 8.4 is a development/pre-release version of PHP introducing new features and performance improvements. This guide explains how to install PHP 8.4 on Rocky Linux 8 using the Remi repository, which provides updated PHP versions for RHEL-based systems.

PHP 8.4 is under active development (alpha/beta as of May 2025). It is not recommended for production use.

Prerequisites

---

Ensure your system is up to date and required tools are installed.

Update System

---

dnf update -y

Install Required Utilities

---

dnf install -y dnf-utils epel-release

Enable Remi Repository

---

Install and configure the Remi repository to access newer PHP versions.

Install Remi Repository RPM

---

dnf install -y https://rpms.remirepo.net/enterprise/remi-release-8.rpm

Enable PHP 8.4 Module

---

Reset the default PHP module and enable PHP 8.4 from Remi:

dnf module reset php -y
dnf module enable php:remi-8.4 -y

Install PHP 8.4 and Common Extensions

---

Install PHP 8.4 along with commonly used extensions.

dnf install -y php php-cli php-common php-mysqlnd php-pdo php-gd php-mbstring php-xml php-bcmath php-curl php-intl php-soap php-zip php-readline

Add or remove extensions as per your project needs.

Verify PHP Installation

---

Check the installed PHP version:

php -v

Expected output should begin with:

[root@vps ~]# php -v
PHP 8.4.7 (cli) (built: May  6 2025 12:31:58) (NTS gcc x86_64)
Copyright (c) The PHP Group
Built by Remi's RPM repository <https://rpms.remirepo.net/> #StandWithUkraine
Zend Engine v4.4.7, Copyright (c) Zend Technologies
    with Zend OPcache v8.4.7, Copyright (c), by Zend Technologies

Conclusion

---

You’ve now successfully installed PHP 8.4 on Rocky Linux 8 using the Remi repository.