How do I create files in Finder without Terminal?
What is the intention of creating an empty file? To open it? Then why not simply open the app in the first place?

But,
If you want to have a couple of files ready to get something started, you can make them, and then use Get Info on them and set the Stationary Pad option. If you then double-click such a file, the app will start with an untitled copy of that stationary file.

If you have a few of those stationaries, you can put them in a folder or in the dock for easy access.

If you want to create empty files for another purpose, let us know...