PowerStack is a Yum repository for CentOS with aditional packages, focused on enterprise-grade Linux.
In order tu use PowerStack repository you must install "powerstack-release" package, that's it! Now you can upgrade PHP, MySQL, Apache, etc. to latest stable versions or install extra packages not available on CentOS base repository.
Update
rpm -Uvh http://download.powerstack.org/powerstack-release-0-2.noarch.rpm
yum update
Install new packages with Yum, for example:
yum install nginx
- Latest versions for LAMP stack (PHP 5.4, MySQL 5.5 and Apache 2.2)
- +100 extra packages
- Compatible with EPEL