Web applications are solutions that can be provided via a web server, and be provided via a web browser according to their intended use. Intended uses are Internet, Extranet or Intranet. In all cases, it is a web page (HomePage), and a content management system (CMS).

CMS are web applications that issue dynamic content (content) of HTML code. The content is stored in databases that offer an easier and simplified security management of the content. By scaling and load balancing, the environments can be used for high-availability environments. But also for small companies and websites, these systems are very interesting.

In business environments often intranets and / or extranets be implemented with SharePoint ®, as well as DotNetNuke ® products are used. In smaller environments and for private use the Community Edition of DotNetNuke ® is nights was enough. For such applications but can also be used back to the free license of SharePoint Foundation ®. Both systems can also be used as portal systems, which can provide several independent websites (web applications) are available, call. Both systems are based on Microsoft's. NET Framework and can be extended to own or manufacture components (web parts, modules, providers). But the design can easily be adapted more or less.

The SharePoint ® editions have already Ettlich integrated functions to existing Microsoft ™ Anwenungen, such as MS Office ®, Lync ® ect. Many functions can be realized with DotNetNuke ®, but it lacks the intigrieten functions to the Microsoft ™ products. Both systems can be extended with features.