src/docs/reference/README.md
This is a comprehensive reference for the modules and their features available in Orchard Core. Under each of these pages, you'll find an overview of the given module with documentation on how to use and extend them.
Check out the reference pages for each module under the following categories in the menu:
The above distinction is also present in the Orchard Core source code with solution folders. However, this is just a logical categorization and technically all the modules are alike.
Here's a categorized overview of all built-in Orchard Core features at a glance. Click on the links to open the corresponding documentation pages.