Xoops Engine code

/XoopsEngine
The root directory for Xoops Engine code

/XoopsEngine/docs
Documents

/XoopsEngine/htdocs
Web docroot

/XoopsEngine/lib
Libraries

/XoopsEngine/var
System variable data

/XoopsEngine/usr
User or community contributed components, including apps/modules, plugins, applets, themes, etc.

/XoopsEngine/usr/apps
Xoops Engine apps, i.e. applications following new MVC

/XoopsEngine/user/modules
Non MVC style modules

/XoopsEngine/usr/plugins
Plugin folders

/XoopsEngine/usr/applets
Applet folders

/XoopsEngine/usr/themes
Theme folders