Download Magento community extensions
Magento offers an extension system that allow the website to download extensions from Magento, without having to install anything or do any sort of coding. It is an effective installation platform, however there are instances when this is undesirable or unavailable from the server end. To work around this the name and version of the extension must be known, this is to extrapolate the extension filename. The Magento Connect extension server is at
http://connect.magentocommerce.com/community/get/. So to download a package use the following example:
To locate where the files located inside the .tgz file go to, read the XML file inside.