Here is a list of all files with brief descriptions:

Active.h	Contains interface to the GenericActive<valuetype> active tapeless class
Activity.h	Contains the interface to the Activity class
ActivityNRTL.h	Contains the interface to the Activity::NRTL* classes
Assignment.h	Contains the interface to the Assigment class
Calculatable.h	Contains the interface to the Calculatable class
Case.h	Interface to the Case class
CaseDescriptor.h	Interface to the CaseDescriptor class
ChoiOkos.h	Interfaces to the ChoiOkos class
Column.h	Contains the interface to the Column class
ComponentBase.h	Contains interfaces to the ComponentBase class
ComponentBiochem.h	Contains interfaces to the ComponentBiochem class
ComponentBkk.h	Contains interfaces to the ComponentBkk class
ComponentCmu.h	Contains interfaces to the ComponentCmu class
ComponentDippr.h	Contains interfaces to the ComponentDippr class
ComponentGeneric.h	Contains interfaces to the ComponentGeneric class
ComponentInterface.h	Contains the interface to the ComponentInterface class
ComponentPdippr.h	Contains interfaces to the ComponentPdippr class
ComponentSolid.h	Contains interfaces to the ComponentSolid class
Compressor.h	Contains the interface to the Compressor class
Connectivity.h	Contains the interface to the Connectivity class
ConvertUTF.h
Cut.h	Contains the interface to the Cut class
Decanter.h	Contains the interface to the Decanter class
Defaults.h	Contains the interface of the Defaults class
Degasser.h	Contains the interface to the Degasser class
diagnostic.h	Interface to the exception classes for timing and diagnostic within LIBPF
Dimension.h	Contains the interface to the Dimension class
Divider.h	Contains the interface to the Divider class
EdgeBase.h	Contains the interface to the EdgeBase class
ElectricalConsumption.h	Contains the interface of the ElectricalConsumption class
Enumerator.h	Interface to the Enumerator class
EosCubic.h	Contains the interface to the EosCubic namespace with the core equations of state
EosGerg2004.h	Contains the interface to the StreamVaporL*_gerg2004 classes
EosInterface.h	Contains the interface to the EosInterface class
EosPcsaft.h	Contains the interface to the workhorse PC-SAFT class
Error.h	Interface to the exception classes for error handling within LIBPF
Exchanger.h	Contains the interface to the Exchanger class
FallingFilm.h	Contains the interface to the FallingFilm class
Flash.h	Contains the interface to the Flash-related classes
FlashBase.h	Contains the interface to the FlashBase class
FlashDegasser.h
FlashDrum.h	Contains the interface to the FlashDrum class
FlashDrumBase.h	Contains the interface to the FlashDrumBase class
FlashLlTx.h	Contains the interface to the FlashLlTx class
FlashSplitter.h
FlashVl.h	Contains the interface to the FlashVl class
FlashVll.h	Contains the interface to the FlashVll class
FlashVllTx.h	Contains the interface to the FlashVllTx class
FlashVlT.h	Contains the interface to the FlashVlT class
FlashVlTx.h	Contains the interface to the FlashVlTx class
FlowPattern.h	Contains the interface to the FlowPattern classes
FlowSheet.h	Contains interfaces for the basic class FlowSheet
FormulaParser.h	Contains the interface of the FormulaParser class
GroupBkk.h	Contains interfaces to the GroupBkk class
Handle.h	Interface to the Handle class
HeatTransfer.h	Contains the interface to the HeatTransfer classes
Homotopy.h	Contains the interfaces to the Homotopy class
HomotopyInput.h	Contains the interfaces to the HomotopyInput class
HtuNtu.h	Contains the interface to the HtuNtu class
Icon.h	Contains the interface and implementation to the Icon class
Integer.h	Contains the interface to the Integer class
IntegerVector.h	Contains the interface to the IntegerVector class
Item.h	Contains the interface of the Item class
Jacobian.h	Contains the interface to the Jacobian class
Kernel.h	Interface to the Kernel functions
Libpf.h	Main header file for the project
LiquidRingVacuumPump.h	Contains the interface to the LiquidRingVacuumPump class
ListComponents.h	Contains interfaces to the ListComponents class
Mixer.h	Contains the interface to the Mixer class
Model.h	Contains the interface to the Model class
MultiCompressorIntercooled.h	Contains the interface of the MultiCompressorIntercooled classes
MultiExchanger.h	Contains the interface to the MultiExchanger class
Multiplier.h	Contains the interface to the Multiplier class
MultiReaction.h	Contains the interface to the MultiReaction class
MultiReactionElectrochemical.h	Contains the interface to the MultiReactionElectrochemical class
MultiReactionTransfer.h	Contains the interface to the MultiReactionTransfer class
MultiStage.h	Contains interfaces to MultiStage classes
MultiStage2D.h	Contains interfaces to MultiStage2D class
MultiStageOneTwo.h	Contains interfaces to MultiStageOneTwo classes
Node.h	Contains the interface to the Node class
NodeFactory.h	Contains the interface to the NodeFactory class and the implementation of its generic methods
numeric_DAE.h	Contains the interface to the resolution on systems of differential algebraic equations
numeric_optimization.h	Contains the interface to the numeric stuff related to optimization
nvector_gmm.h	Header file for the gmm implementation of the NVECTOR module
Object.h	Contains the interface of the Object class
ObjectFactory0.h	Contains the interface and implementation to the ObjectFactory0 class
ObjectiveDaeDynamic.h	Contains the interface to the ObjectiveDaeDynamic class
ObjectiveNleAd.h	Contains the interface to the ObjectiveNleAd and derived classes
ObjectiveNleAuto.h	Contains the interface to the ObjectiveNleAuto class
ObjectiveNleInterface.h	Contains the interface to the ObjectiveNleInterface class
opcua_nm.h	Contains the interface to the LIBPF node manager using the SDK base node classes
opcua_objects.h	Contains the interface to the objects required for the OPC UA LIBPF server
Ordering.h	Ordering class declaration
OrderingLexicographical.h	OrderingLexicographical class declaration
OrderingReflectedGray.h	OrderingReflectedGray class declaration
OrderingSpiral.h	OrderingSpiral class declaration
ParameterBkk.h	Contains interfaces to the ParameterBkk class
Parameters.h	Interfaces to the classes for the physical properties parameters
Persistency.h	Interfaces to the classes for the serialization of Model and the persistence of flowsheets
PersistencyOdbc.h	Interfaces to the PersistencyOdbc class
PersistencyPostgres.h	Interfaces to the PersistencyPostgres class
PersistencySqlite.h	Interfaces to the PersistencySqlite class
Persistent.h	Contains the interface of the Persistent class
PhaseActivity.h	Contains the interface to the liquid activity-coefficients based phase type
PhaseEos.h	Contains the interface to the cubic equation of state based phase type
PhaseGerg2004.h	Contains the interface to the StreamGerg2004* classes
PhaseIapws.h	Contains the interface to the IAPWS-95 based phase type for pure water
PhaseIdeal.h	Contains the interface to the isIdeal phase type
PhaseInterface.h	Contains the interface to the PhaseInterface class
PhaseInterfaceEos.h	Contains the interface to the cubic equation of state based phase type
PhaseInterfaceGerg2004.h	Contains the interface to the StreamVaporL*_gerg2004 classes
PhaseInterfaceIapws.h	Contains the interface to the PhaseInterfaceIapws classes
PhaseInterfaceIdeal.h	Contains the interface to the PhaseInterfaceIdeal class
PhaseInterfacePcsaft.h
PhaseInterfaceProperties.h	Contains the interface to the PhaseInterfaceProperties class
PhaseM.h	Contains the interface to the PhaseM class
PhaseMN.h	Contains the interface to the phase and genericphase classes
PhaseMNProperties.h	Contains the interface to the PhaseMNProperties class
PhasePcsaft.h	Contains the interface to the StreamVaporL*_pcsaft classes
phases.h	Regisers all the phase types with the model factory
PhaseSimple.h	Contains the interface to the simple mass-balance only phase type
PhaseSimpleTotal.h
PhaseTotal.h	Contains the interface to the PhaseTotal class
Pipe.h	Contains the interface to the Pipe* classes
Precedence.h	Contains the interface to the Precedence class
PressureSwingAbsorption.h	Contains the interface to the PressureSwingAbsorption class
Pump.h	Contains the interface of the Pump class
purecomps.h	Pure components classes interfaces
Quantity.h	Contains the interface to the Quantity class
QuantityMatrix.h	Contains the interface to the QuantityMatrix class
QuantityVector.h	Contains the interface to the QuantityVector class
RatingColumn.h	Contains the interface to the RatingColumn classes
RatingHeat.h	Contains the interface to the RatingHeat class
RatingHeatShellAndTubeFallingFilmReboiler.h	Contains the interface to the RatingHeatShellAndTubeFallingFilmReboiler class
RatingHeatShellAndTubeHeater.h	Contains the interface to the RatingHeatShellAndTubeHeater class
RatingHeatShellAndTubeThermosiphon.h	Contains the interface to the RatingHeatShellAndTubeThermosiphon class
Reaction.h	Contains the interface to the Reaction class
ReactionEquilibrium.h	Contains the interface to the ReactionEquilibrium class
reactions.h	Contains the interface to the user-defined reactions and registers all reaction types with the model factory
ReactionYield.h	Contains the interface to the ReactionYield class
ReboilerCrossFlow.h	Contains the interface to the ReboilerCrossFlow class
Recorder.h	Contains the interface to the Recorder class
Registrar.h	Contains the interface to the Registrar class
registry_value.h	Template classes for working with the Windows registry Based on "A set of template classes for working with the registry" By Daniel Andersson http://www.codeproject.com/KB/system/registry_value.aspx Changes:
RouteHeatLiquid.h	Contains the interface to the RouteHeatLiquid class
RouteHeatSolid.h	Contains the interface to the RouteHeatSolid class
RouteHeatVapor.h	Contains the interface to the RouteHeatVapor class
routes.h	Contains interfaces to the classes for pure component physical properties fine-grained routes
RouteSaturation.h	Contains the interface to the RouteSaturation class
RouteTransport.h	Contains the interface to the RouteTransport class
RouteVolumeLiquid.h	Contains the interface to the RouteVolumeLiquid class
RouteVolumeLiquidWater.h	Contains the interface to the RouteVolumeLiquidWater class
RouteVolumeSolid.h	Contains the interface to the RouteVolumeSolid class
RouteVolumeVapor.h	Contains the interface to the RouteVolumeVapor class
Scaler.h	Contains the interface to the Scaler class
Selector.h	Contains the interface to the Selector class
Sensitivity.h	Contains the interfaces to the Sensitivity class
SensitivityInput.h	Contains the interface to the SensitivityInput class
SensitivityResult.h	Contains the interface to the SensitivityResult class
Separator.h	Contains the interface to the Separator class
SequentialAssembly.h	Contains the interface to the SequentialAssembly class
serverconfigsample.h
serverconfigxml.h
ShellAndTube.h	Contains the interface to the ShellAndTube class
ShellCondensing.h	Contains the interface to the ShellCondensing class
SmartEnums.cpp
SmartEnums.h
SolverNle.h	Contains the typedefs for the solver to use
SolverNleInterface.h	Contains the interface to the SolverNleInterface class for the resolution of systems of non-linear algebraic equations
SolverNleQ.h	Contains the interface to the SolverNleQ class for the resolution of systems of non-linear algebraic equations
SolverNleRecipes.h	Contains the interface to the SolverNleRecipes class for the resolution of systems of non-linear algebraic equations
Splitter.h	Contains the interface to the Splitter class
Stream.h	Contains the interface to the stream classes
StreamIapws.h	Contains the interface to the StreamIapws* classes
StreamOne.h	Contains the interface to the StreamOne class
StreamOneSolid.h	Contains the interface to the StreamOneSolid class
streams.h	Registers all the stream types with the model factory
StreamSimple.h	Contains the interface to the simple stream class
StreamTabular.h
StreamThree.h	Contains the interface to the three-phase stream classes
StreamTwo.h	Contains the interface to the two-phase stream classes with tabular kVL
StreamTwoSolid.h	Contains the interface to the StreamTwoSolid class
String.h	Contains the interface to the String class
StringVector.h	Contains the interface to the StringVector class
Task.h	Contains the interface to the Task class
Terminator.h	Contains the interface to the Terminator vertex class
Timing.h	Contains the interface to the Timing class
Total.h	Contains the interface to the Total mixin
TubesBoiling.h	Contains the interface to the TubesBoiling class
TubesFallingFilmBoiling.h	Contains the interface to the TubesFallingFilmBoiling class
TubesSensible.h	Contains the interface to the TubesSensible class
Type.h	Contains the interface to the Type class
TypeDescriptor.h	Interface to the TypeDescriptor class
TypeVector.h	Contains the interface to the TypeVector class
UnitArray.h	Contains the interface to the UOM array class
UnitEngine.h	Contains the interface to the units of measurement classes
unitfield.h	Contains the interface to the unitfield controls
units.h	Registers all the unit operation types with the model factory
UtfConverter.h	UNICODE conversion helper function interfaces
utility.h	Utility functions
Value.h	Contains the interface to the Value class
Vector.h	Contains the interface to the Vector and MutableVector classes
version.h	Contains the interface of the basic built-in types
VertexBase.h	Contains the interface to the VertexBase class
Zone.h	Contains the interface to the Zone class