Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 12]

openstudio	All OpenStudio code is placed in the openstudio namespace
commentRegex
iddRegex
ExtensibleIndex	Index pair for IdfObject fields in extensible groups
IddField	IddField represents a field in an IddObject, that is, the schema for a single piece of data (alpha or numeric) in an IDF
IddFieldProperties	IddFieldProperties describes the properties of an IddField object, as specified by IDD markup
IddFieldType	Enumeration of IDF field types as defined by the possible values for the IDD \type flag
IddFile	IddFile provides parsing and printing of text files in Input Data Definition (IDD) format
IddFileAndFactoryWrapper	Wraps the functionality of IddFile and IddFactory into one class for use by IdfFile and Workspace
IddKey	IddKey represents an enumeration value for an IDD field of type choice
IddKeyProperties	IddKeyProperties is an all public class describing the properties of an IddKey object
IddObject	IddObject represents an object in the Idd
IddObjectProperties	IddObjectProperties describes the properties of an IddObject, as specified by object-level IDD markup
EnumBase