Please carefully review the first page of this thread – it contains detailed information about everything.

Main changes:

- visual and graphical changes
- interface changes
- text and informational changes
- balance
- musical accompaniment
- official and unofficial campaigns, scenarios, and maps
- new Heroes and neutral creatures.
- new objects
- map creation, map editor, map scripting kit
- programs, utilities, plugins, libraries, manuals
- technical changes and patches