tl;dr
An open source library of plugins installed with a command line tool (a package manager). Once a plugin is installed, it can be easily packaged with an Azure deployment to install application dependencies on a Web or Worker role.
http://richorama.github.com/AzurePluginLibrary/
Watch a screen cast demonstration
Background
One of the key strengths of Windows Azure, is the Platform as a Service offering.
A great open source library of plug-in's that should hopefully make life easier in Azure to make use of third party software or currently unsupported components like Classic ASP.
