Multi-PHP version on the same server

Environment CentOS 8
Run Apache + PHP 8.0 + PHP 7.4 + PHP 5.6 on the same server

# Install EPEL
dnf -y install epel-release

# Install REMI repo
rpm -ivh http://rpms.remirepo.net/enterprise/remi-release-8.rpm

dnf -y install httpd httpd-devel httpd-tools mod_ssl
dnf -y module install php:remi-8.0
dnf -y install php56 php56-php-cli php56-php-common php56-php-fpm
dnf -y install php74 php74-php-cli php74-php-common php74-php-fpm
dnf -y install php74 php80-php-cli php80-php-common php80-php-fpm
systemctl enable --now php56-php-fpm.service
systemctl enable --now php74-php-fpm.service
systemctl enable --now php80-php-fpm.service

Create /etc/httpd/conf.d/vhost.conf

# Last, Restart Apache
systemctl restart httpd