diff --git a/EGkGeomDB.h b/EGkGeomDB.h
new file mode 100644
index 0000000..15a309b
--- /dev/null
+++ b/EGkGeomDB.h
@@ -0,0 +1,50 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : EGkGeomDB.h           Data : 24.11.13          Versione : 1.3a1
+// Contenuto : Dichiarazione della interfaccia IGeomDB.
+//
+//
+//
+// Modifiche : 24.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include <string>
+#include "/EgtDev/Include/EGkGeoObj.h"
+
+//----------------------- Macro per import/export ----------------------------
+#undef EGK_EXPORT
+#if defined( I_AM_EGK)            // da definirsi solo nella DLL
+   #define EGK_EXPORT __declspec( dllexport)
+#else
+   #define EGK_EXPORT __declspec( dllimport)
+#endif
+
+//-----------------------------------------------------------------------------
+class _declspec( novtable) IGeomDB
+{
+   public :
+      virtual ~IGeomDB( void) {} 
+      virtual bool Init( void) = 0 ;
+      virtual bool Clear( void) = 0 ;
+      virtual bool Load( std::ifstream& osIn) = 0 ;
+      virtual bool Save( std::ofstream& osOut) = 0 ;
+      virtual bool ExistsObj( const std::string& sName) = 0 ;
+      virtual bool AddGeoObj( const std::string& sName, IGeoObj* pGeoObj) = 0 ;
+      virtual GeoObjType GetObjType( const std::string& sName) = 0 ;
+      virtual IGeoObj* GetGeoObj( const std::string& sName) = 0 ;
+      virtual bool Copy( const std::string& sNameSou, const std::string& sNameDest) = 0 ;
+      virtual bool Erase( const std::string& sName) = 0 ;
+      virtual bool Translate( const std::string& sName, const Vector3d& vtMove) = 0 ;
+      virtual bool Rotate( const std::string& sName, const Point3d& ptAx, const Vector3d& vtAx, double dCosAng, double dSinAng) = 0 ;
+      virtual bool Rotate( const std::string& sName, const Point3d& ptAx, const Vector3d& vtAx, double dAngDeg) = 0 ;
+      virtual bool Scale( const std::string& sName, const Point3d& ptCen, double dCoeffX, double dCoeffY, double dCoeffZ) = 0 ;
+      virtual bool Mirror( const std::string& sName, const Point3d& ptOn, const Vector3d& vtNorm) = 0 ;
+} ;
+
+//-----------------------------------------------------------------------------
+EGK_EXPORT IGeomDB* CreateGeomDB( void) ;
\ No newline at end of file
diff --git a/EGnStringBase.h b/EGnStringBase.h
new file mode 100644
index 0000000..f9176d3
--- /dev/null
+++ b/EGnStringBase.h
@@ -0,0 +1,20 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : EgnStringBase.h      Data : 25.11.13          Versione : 1.3a1
+// Contenuto : Dichiarazioni di base (costanti, tipi, ...) per le stringhe.
+//
+//
+//
+// Modifiche : 25.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include <string>
+#include <vector>
+
+//----------------------------------------------------------------------------
+typedef std::vector<std::string> STRVECTOR ;
diff --git a/EGnStringUtils.h b/EGnStringUtils.h
index b82e151..3c6b5f1 100644
--- a/EGnStringUtils.h
+++ b/EGnStringUtils.h
@@ -13,9 +13,8 @@
 
 #pragma once
 
-#include <string>
-#include <vector>
 #include <algorithm>
+#include "/EgtDev/Include/EgnStringBase.h"
 #include "/EgtDEv/Include/EGkPoint3d.h"
 
 //----------------------- Macro per import/export -----------------------------
diff --git a/EgkGdbExecutor.h b/EgkGdbExecutor.h
new file mode 100644
index 0000000..f5a66cb
--- /dev/null
+++ b/EgkGdbExecutor.h
@@ -0,0 +1,36 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : EgkGdbExecutor.h       Data : 25.11.13        Versione : 1.3a1
+// Contenuto : Dichiarazione della interfaccia IGdbExecutor.
+//
+//
+//
+// Modifiche : 25.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include "/EgtDev/Include/EgnCmdExecutor.h"
+#include "/EgtDev/Include/EgkGeomDB.h"
+
+//----------------------- Macro per import/export ----------------------------
+#undef EGK_EXPORT
+#if defined( I_AM_EGK)            // da definirsi solo nella DLL
+   #define EGK_EXPORT __declspec( dllexport)
+#else
+   #define EGK_EXPORT __declspec( dllimport)
+#endif
+
+//----------------------------------------------------------------------------
+class _declspec( novtable) IGdbExecutor : public ICmdExecutor
+{
+   public :
+      virtual ~IGdbExecutor( void) {}
+      virtual bool Set( IGeomDB* pGdb) = 0 ;
+} ;
+
+//----------------------------------------------------------------------------
+EGK_EXPORT IGdbExecutor* CreateGdbExecutor( void) ;
diff --git a/EgnCmdExecutor.h b/EgnCmdExecutor.h
new file mode 100644
index 0000000..b0d29fc
--- /dev/null
+++ b/EgnCmdExecutor.h
@@ -0,0 +1,23 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : EgnCmdExecutor.h       Data : 25.11.13        Versione : 1.3a1
+// Contenuto : Dichiarazione della interfaccia ICmdExecutor.
+//
+//
+//
+// Modifiche : 25.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include "/EgtDev/Include/EgnStringBase.h"
+
+//----------------------------------------------------------------------------
+class _declspec( novtable) ICmdExecutor
+{
+   public :
+      virtual bool Execute( const std::string& sCmd1, const std::string& sCmd2, const STRVECTOR& vsParams) = 0 ;
+} ;
diff --git a/EgnCmdParser.h b/EgnCmdParser.h
new file mode 100644
index 0000000..83129ea
--- /dev/null
+++ b/EgnCmdParser.h
@@ -0,0 +1,37 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : EgnCmdParser.h         Data : 25.11.13          Versione : 1.3a1
+// Contenuto : Dichiarazione della interfaccia ICmdParser.
+//
+//
+//
+// Modifiche : 25.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include "/EgtDev/Include/EgnStringBase.h"
+#include "/EgtDev/Include/EgnCmdExecutor.h"
+
+//----------------------- Macro per import/export -----------------------------
+#undef EGN_EXPORT
+#if defined( I_AM_EGN)            // da definirsi solo nella DLL
+   #define EGN_EXPORT __declspec( dllexport)
+#else
+   #define EGN_EXPORT __declspec( dllimport)
+#endif
+
+//----------------------------------------------------------------------------
+class _declspec( novtable) ICmdParser
+{
+   public :
+      virtual ~ICmdParser( void) {}
+      virtual bool Initialize( std::wstring sCmdFile, ICmdExecutor* pCmdExec) = 0 ;
+      virtual bool Run( void) = 0 ;
+} ;
+
+//-----------------------------------------------------------------------------
+EGN_EXPORT ICmdParser* CreateCmdParser( void) ;
\ No newline at end of file
diff --git a/EgtReleasePointer.h b/EgtReleasePointer.h
new file mode 100644
index 0000000..2daa6aa
--- /dev/null
+++ b/EgtReleasePointer.h
@@ -0,0 +1,60 @@
+//----------------------------------------------------------------------------
+//  EgalTech    2013-2013
+//----------------------------------------------------------------------------
+// File : EgtReleasePointer.h      Data : 25.11.13          Versione : 1.3a1
+// Contenuto : Dichiarazione classe template per puntatore con auto rilascio.
+//
+//
+//
+// Modifiche : 25.11.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+
+//----------------------------------------------------------------------------
+template <class T>
+class ReleasePtr
+{
+   public :
+      explicit ReleasePtr( T* pT) { m_pT = pT ; }
+      ~ReleasePtr( void) { if ( m_pT != nullptr) delete m_pT ; m_pT = nullptr ; }
+      T& operator*() const { return *m_pT ; }
+      T* operator->() const { return m_pT ; }
+       
+   private :
+      T* m_pT ;
+
+   template <class T> friend bool IsValid( ReleasePtr<T>& RPT) ;
+   template <class T> friend T* Get( ReleasePtr<T>& RPT) ;
+   template <class T> friend T* Release( ReleasePtr<T>& RPT) ;
+} ;
+
+//----------------------------------------------------------------------------
+template <class T>
+bool
+IsValid( ReleasePtr<T>& RPT)
+{
+   return ( RPT.m_pT != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+template <class T>
+T*
+Get( ReleasePtr<T>& RPT)
+{
+   return RPT.m_pT ;
+}
+
+//----------------------------------------------------------------------------
+template <class T>
+T*
+Release( ReleasePtr<T>& RPT)
+{
+   T* pT = RPT.m_pT ;
+   RPT.m_pT = nullptr ;
+   return pT ;
+}
+