Here is a list of all documented files with brief descriptions:

[detail level 12345678]

▼ src
▼ lib
▼ AL_USDMaya
▼ AL
▼ docpages
docs_codegroups.h
docs_events.h
docs_mayaevents.h
docs_mayahelpers.h
docs_translator_plugins.h
▼ usdmaya
▼ cmds
CreateUsdPrim.h
DebugCommands.h
EventCommand.h
LayerCommands.h
ProxyShapeCommands.h
ProxyShapePostLoadProcess.h
ProxyShapeSelectCommands.h
RendererCommands.h
UnloadPrim.h
▼ fileio
▼ translators
DagNodeTranslator.h
DgNodeTranslator.h
TransformTranslator.h
TranslatorBase.h
TranslatorContext.h
TranslatorTestPlugin.h
TranslatorTestType.h
AnimationTranslator.h
Export.h
ExportParams.h
ExportTranslator.h
Import.h
ImportParams.h
ImportTranslator.h
NodeFactory.h
SchemaPrims.h
TransformIterator.h
▼ nodes
▼ proxy
DrivenTransforms.h
PrimFilter.h
Layer.h
LayerManager.h
ProxyDrawOverride.h
ProxyShape.h
ProxyShapeUI.h
RendererManager.h
Transform.h
TransformationMatrix.h
Api.h
CodeTimings.h
DebugCodes.h
DrivenTransformsData.h
ForwardDeclares.h
Global.h
Metadata.h	This file contains the tokens for the USDMaya metadata
PluginRegister.h
SelectabilityDB.h
StageCache.h
StageData.h
TransformOperation.h
TypeIDs.h
Version.h