how to display sharepoint online 2013 files/Directories in a separate silverlight 5 web Application

Question

I want to show a list of files from sharepoint online 2013 in silverlight 5 in a separate web application. Is there any way to achieve it?

I have tried following ways, so if someone has a sample please share with me..

• using list.asmx
• using Client Object Model
• using Odata Service

Mostly I am looking to achieve it from first 2 ways.