Background topics do not explain a special feature or API. They explain how OpenCms is designed. These topics may be good to read for administrators and template developers. Read them to get a "feeling" on how OpenCms works.
The topic provides the most important information on how OpenCms stores resources. It clarifies the difference between "offline" and "online", root and subsite, shared and individual properties.
OpenCms has a clear concept of content and a strict separation of content and layout. We explain the concept of content and the OpenCms idea of how to get content into web pages.
Get information on how permissions are handled in OpenCms and where you can set permissions.