kur Installation and Usage : Simple Usage : cd /opt git clone https://github.com/mehmetpekmezci/kur cd kur cp ~/Downloads/Centos7.iso iso/ cd bin ./kur.sh Advanced Usage : cd /opt git clone https://github.com/mehmetpekmezci/kur cd kur cp ~/Downloads/Centos7.iso iso/ edit etc/nodes.cfg file create respective rpms/... directories and put your custom rpm file in that directory.