Learn about Dotnetnuke module
Donetnuke delivers the most flexing module based development platform so that you can easily extent to anything you can imagine of.
What is dotnetnuke?
Dotnetnuke is a popular opensource conent management system developed using the microsoft technologies like asp.net.
Dotnetnuke Module
DotNetNuke modules that are installed and configured in the DotNetNuke installation provide the functionality that the end users can perform.
For example With HTMLTextModule (default dnn module) provides the user to view html content on any page.
Certail default modules comes with the dotnetnuke installation. For eg: HTMLText, Media, Forum, Links etc.
You can always create your module and install on the dnn installation that meets your business requirements.