- elpa: packages installed from elpa
- non-elpa: manually installed pakcages
- src/elisp: elisp code
- src/resources: resources, like images, css and so on
- misc: misc things
There should be a file called `vars-user.el` in this directory. And in that file, a variable named `vars-user` should be defined, like how `vars-default` and `vars-full` are defined in `src/elisp/init-vars.el`.