A server with cPanel
Note: Before starting the installation make sure ionCube Loaders are enabled. You may refer to the following guide Enable_Ioncube_cPanel. Please make sure that the Ioncube loader is selected for the backend copy of PHP.
Now SSH to your server and enter following commands:
wget -N http://files.softaculous.com/install.sh
chmod 755 install.sh
Now go to : WHM > Plugins > Softaculous - Instant Installs