# Domain Driven Design - Architecture

### Library-Types

Use these type to define module boundary rules.

![](https://cdn.hashnode.com/uploads/covers/6152daf1414f78089df3a2f3/28a04707-e8ef-44fa-b655-e6a192e5ee4d.png align="left")

### Folder -Structure

This folder structure is based on the library-types above.

![](https://cdn.hashnode.com/uploads/covers/6152daf1414f78089df3a2f3/8e6ae1fa-c77f-4d45-b5a8-e2cd69049a6e.png align="center")