Sometimes you need administrative stuff like your computer name or username. Or get or set text to the Clipboard. No problem with the Arkance Systems Node Library for Civil 3D Dynamo.
Or if you need the paths to folders like ‘Documents’, ‘Temp’, ‘AppData’, there are nodes available. If you need a folder that does not exist, it is possible to create one.
Interested in the contents of a certain folder? To see if there are other files in a project folder?
Even the current Dynamo Core version is available on request: