Remi Collet has released PHP 8.4.0RC1 packages for Fedora and RHEL-based Linux distributions.

PHP on the road to the 8.4.0 release

Version  8.4.0 Release Candidate 1 is released. It's now enter the stabilisation phase for the developers, and the test phase for the users.

RPMs are available in the php:remi-8.4 stream for Fedora ≥ 39 and  Enterprise Linux ≥ 8 (RHEL, CentOS, Alma, Rocky...) and as Software Collection in the remi-safe repository (or remi for Fedora)

The repository provides development versions which are not suitable for production usage.

Also read:  PHP 8.4 as Software Collection

Installation : follow the  Wizard instructions.

Replacement of default PHP by version 8.4 installation, module way (simplest way):

dnf module reset php
dnf module install php:remi-8.4
dnf update

Parallel installation of version 8.4 as  Software Collection (recommended for tests):

yum install php84

To be noticed :

• EL9 rpm are build using RHEL-9.4
• EL8 rpm are build using RHEL-8.10
• lot of extensions are also available, see the  PHP extension RPM status page and  PHP version 8.4 tracker
• follow the comments on this page for update until final version
• proposed as a  Fedora 42 change

Information, read:

• UPGRADING
• UPGRADING.INTERNALS

PHP on the road to the 8.4.0 release