Here is a list of all related documentation pages:

[detail level 12]

Overview of system components
List of authors and contributors
Change Log
Coding Standards in use for CEGUI
Supported systems and compilation.
Contributing to the development of CEGUI.
Obtaining the code
Falagard skinning system for CEGUI
GNU Free Documentation License
Introduction and overview
Introduction to Falagard 'looknfeel' XML
Falagard XML Element Reference
Falagard XML Enumeration Reference
CEGUI Widget Base Type Requirements
Falagard Window Renderer Requirements
Planned and Considered Future Changes
CEGUI License (and other licensing considerations)
CEGUI Data File and Media Licensing
PCRE LICENCE
stringencoders library License
TinyXML License
GLEW License
Porting from CEGUI 0.6.x to CEGUI 0.7.x
tolua++ README
The Beginners Guide to Getting CEGUI Rendering
The Beginners Guide to Data Files and Defaults Initialisation
The Beginners Guide to Creating a CEGUI Window
The Beginners Guide to Injecting Inputs
The Beginners Guide to resource loading with ResourceProviders
Animation XML files.
CEGUI Configuration XML files.
Font XML files.
Imageset XML files.
Layout XML files.
Scheme XML files.
Todo List
Deprecated List