DNN is open source product and easily available for download over the internet. DNN is ASP.Net Open source product which means who is write program in ASP.Net can easily make development in DNN.
Due to it's popularity we are often asked to explain why DNN is so good and what it can do that other Content Management Systems cannot. We can't fit them all in, however, listed below are some of the reasons why DNN is far superior to other web platforms

The benefits of using DNN

1. Content & Document Management
2. DNN supports mobile device websites with device detection/redirection
3. DNN Evoq social enables you to quickly build internal social networks to improve collaboration, communication and employee productivity.
4. DNN is fully customisable and extendable by using template skins and modules.
5. DNN has a built-in eCommerce solution for a small portfolio of goods and services.