diff --git a/src/osgWrappers/serializers/CMakeLists.txt b/src/osgWrappers/serializers/CMakeLists.txt
index 941529386..11fccdd75 100644
--- a/src/osgWrappers/serializers/CMakeLists.txt
+++ b/src/osgWrappers/serializers/CMakeLists.txt
@@ -44,6 +44,7 @@ ADD_SUBDIRECTORY(osgManipulator)
 ADD_SUBDIRECTORY(osgParticle)
 ADD_SUBDIRECTORY(osgSim)
 ADD_SUBDIRECTORY(osgShadow)
+ADD_SUBDIRECTORY(osgGA)
 ADD_SUBDIRECTORY(osgTerrain)
 ADD_SUBDIRECTORY(osgText)
 ADD_SUBDIRECTORY(osgVolume)
diff --git a/src/osgWrappers/serializers/osgGA/AnimationPathManipulator.cpp b/src/osgWrappers/serializers/osgGA/AnimationPathManipulator.cpp
new file mode 100644
index 000000000..be4bf93d5
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/AnimationPathManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/AnimationPathManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_AnimationPathManipulator,
+                         new osgGA::AnimationPathManipulator,
+                         osgGA::AnimationPathManipulator,
+                         "osg::Object osgGA::AnimationPathManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/CMakeLists.txt b/src/osgWrappers/serializers/osgGA/CMakeLists.txt
new file mode 100644
index 000000000..ac118865d
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/CMakeLists.txt
@@ -0,0 +1,7 @@
+FILE(GLOB TARGET_SRC *.cpp)
+FILE(GLOB TARGET_H *.h)
+
+SET(TARGET_ADDED_LIBRARIES osgGA )
+
+#### end var setup  ###
+SETUP_PLUGIN(osgga)
diff --git a/src/osgWrappers/serializers/osgGA/DriveManipulator.cpp b/src/osgWrappers/serializers/osgGA/DriveManipulator.cpp
new file mode 100644
index 000000000..2700988cb
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/DriveManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/DriveManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_DriveManipulator,
+                         new osgGA::DriveManipulator,
+                         osgGA::DriveManipulator,
+                         "osg::Object osgGA::DriveManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/FlightManipulator.cpp b/src/osgWrappers/serializers/osgGA/FlightManipulator.cpp
new file mode 100644
index 000000000..94493a49c
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/FlightManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/FlightManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_FlightManipulator,
+                         new osgGA::FlightManipulator,
+                         osgGA::FlightManipulator,
+                         "osg::Object osgGA::FlightManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/GUIEventAdapter.cpp b/src/osgWrappers/serializers/osgGA/GUIEventAdapter.cpp
new file mode 100644
index 000000000..dfe61b042
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/GUIEventAdapter.cpp
@@ -0,0 +1,65 @@
+#include <osgGA/GUIEventAdapter>
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_GUIEventAdapter,
+                         new osgGA::GUIEventAdapter,
+                         osgGA::GUIEventAdapter,
+                         "osg::Object osgGA::GUIEventAdapter" )
+{
+    ADD_DOUBLE_SERIALIZER( Time, 0.0 );
+
+    BEGIN_ENUM_SERIALIZER( EventType, NONE );
+        ADD_ENUM_VALUE( NONE );
+        ADD_ENUM_VALUE( PUSH );
+        ADD_ENUM_VALUE( RELEASE );
+        ADD_ENUM_VALUE( DOUBLECLICK );
+        ADD_ENUM_VALUE( DRAG );
+        ADD_ENUM_VALUE( MOVE );
+        ADD_ENUM_VALUE( KEYDOWN );
+        ADD_ENUM_VALUE( KEYUP );
+        ADD_ENUM_VALUE( FRAME );
+        ADD_ENUM_VALUE( RESIZE );
+        ADD_ENUM_VALUE( SCROLL );
+        ADD_ENUM_VALUE( PEN_PRESSURE );
+        ADD_ENUM_VALUE( PEN_ORIENTATION );
+        ADD_ENUM_VALUE( PEN_PROXIMITY_ENTER );
+        ADD_ENUM_VALUE( PEN_PROXIMITY_LEAVE );
+        ADD_ENUM_VALUE( CLOSE_WINDOW );
+        ADD_ENUM_VALUE( QUIT_APPLICATION );
+        ADD_ENUM_VALUE( USER );
+    END_ENUM_SERIALIZER();
+
+    ADD_INT_SERIALIZER( Key, 0 );
+    ADD_INT_SERIALIZER( UnmodifiedKey, 0 );
+    ADD_INT_SERIALIZER( ModKeyMask, 0 ) ;
+
+    BEGIN_ENUM_SERIALIZER( MouseYOrientation, Y_INCREASING_DOWNWARDS );
+        ADD_ENUM_VALUE( Y_INCREASING_UPWARDS );
+        ADD_ENUM_VALUE( Y_INCREASING_DOWNWARDS );
+    END_ENUM_SERIALIZER();
+
+    ADD_FLOAT_SERIALIZER( Xmin, -1.0f );
+    ADD_FLOAT_SERIALIZER( Xmax, 1.0f );
+    ADD_FLOAT_SERIALIZER( Ymin, -1.0f );
+    ADD_FLOAT_SERIALIZER( Ymax, 1.0f );
+
+    ADD_FLOAT_SERIALIZER( X, 0.0f );
+    ADD_FLOAT_SERIALIZER( Y, 0.0f );
+    ADD_INT_SERIALIZER( Button, 0 );
+    ADD_INT_SERIALIZER( ButtonMask, 0 );
+
+    BEGIN_ENUM_SERIALIZER( ScrollingMotion, SCROLL_NONE);
+        ADD_ENUM_VALUE( SCROLL_NONE );
+        ADD_ENUM_VALUE( SCROLL_LEFT );
+        ADD_ENUM_VALUE( SCROLL_RIGHT );
+        ADD_ENUM_VALUE( SCROLL_UP );
+        ADD_ENUM_VALUE( SCROLL_DOWN );
+        ADD_ENUM_VALUE( SCROLL_2D );
+    END_ENUM_SERIALIZER();
+
+    ADD_FLOAT_SERIALIZER( ScrollingDeltaX, 0.0f);
+    ADD_FLOAT_SERIALIZER( ScrollingDeltaY, 0.0f);
+
+}
diff --git a/src/osgWrappers/serializers/osgGA/KeySwitchMatrixManipulator.cpp b/src/osgWrappers/serializers/osgGA/KeySwitchMatrixManipulator.cpp
new file mode 100644
index 000000000..b86ad491e
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/KeySwitchMatrixManipulator.cpp
@@ -0,0 +1,75 @@
+#include <osgGA/KeySwitchMatrixManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+static bool checkKeyManipMap( const osgGA::KeySwitchMatrixManipulator& kwmm )
+{
+    return !kwmm.getKeyManipMap().empty();
+}
+
+static bool readKeyManipMap( osgDB::InputStream& is, osgGA::KeySwitchMatrixManipulator& kwmm )
+{
+    int activeCameraManipulatorIndex = -1; is>>activeCameraManipulatorIndex;
+    unsigned int size = 0; is >> size >> is.BEGIN_BRACKET;
+    for ( unsigned int i=0; i<size; ++i )
+    {
+        int key; is >> key;
+        std::string name; is >> name;
+        
+        osg::ref_ptr<osg::Object> obj = is.readObject();
+        osgGA::CameraManipulator* child = dynamic_cast<osgGA::CameraManipulator*>( obj.get() );
+        if ( child ) kwmm.addMatrixManipulator( key, name, child );
+    }
+
+    if (activeCameraManipulatorIndex>=0) kwmm.selectMatrixManipulator(activeCameraManipulatorIndex);
+    
+    return true;
+}
+
+static bool writeKeyManipMap( osgDB::OutputStream& os, const osgGA::KeySwitchMatrixManipulator& kwmm )
+{
+    const osgGA::KeySwitchMatrixManipulator::KeyManipMap& kmm = kwmm.getKeyManipMap();    
+    unsigned int size = kmm.size();
+
+    // find out what num the acive camera manipulator is
+    const osgGA::CameraManipulator* cm = kwmm.getCurrentMatrixManipulator();
+    int index = 0;
+    int activeCameraManipulatorIndex = -1;
+    for ( osgGA::KeySwitchMatrixManipulator::KeyManipMap::const_iterator itr = kmm.begin();
+          itr != kmm.end();
+          ++itr, ++index)
+    {
+        if (itr->second.second==cm)
+        {
+            activeCameraManipulatorIndex = index;
+            break;
+        }
+    }
+
+    os << activeCameraManipulatorIndex;
+    os << size << os.BEGIN_BRACKET << std::endl;
+
+    for ( osgGA::KeySwitchMatrixManipulator::KeyManipMap::const_iterator itr = kmm.begin();
+          itr != kmm.end();
+          ++itr)
+    {
+        os << itr->first;
+        os << itr->second.first;
+        os.writeObject(itr->second.second.get());
+    }
+    os << os.END_BRACKET << std::endl;
+
+    return true;
+}
+
+REGISTER_OBJECT_WRAPPER( osgGA_KeySwitchMatrixManipulator,
+                         new osgGA::KeySwitchMatrixManipulator,
+                         osgGA::KeySwitchMatrixManipulator,
+                         "osg::Object osgGA::KeySwitchMatrixManipulator" )
+{
+    ADD_USER_SERIALIZER( KeyManipMap );  // _children
+}
diff --git a/src/osgWrappers/serializers/osgGA/MultiTouchTrackballManipulator.cpp b/src/osgWrappers/serializers/osgGA/MultiTouchTrackballManipulator.cpp
new file mode 100644
index 000000000..59e1a61fa
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/MultiTouchTrackballManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/MultiTouchTrackballManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_MultiTouchTrackballManipulator,
+                         new osgGA::MultiTouchTrackballManipulator,
+                         osgGA::MultiTouchTrackballManipulator,
+                         "osg::Object osgGA::MultiTouchTrackballManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/StateSetManipulator.cpp b/src/osgWrappers/serializers/osgGA/StateSetManipulator.cpp
new file mode 100644
index 000000000..c084fa063
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/StateSetManipulator.cpp
@@ -0,0 +1,18 @@
+#include <osgGA/StateSetManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_StateSetManipulator,
+                         new osgGA::StateSetManipulator,
+                         osgGA::StateSetManipulator,
+                         "osg::Object osgGA::StateSetManipulator" )
+{
+        ADD_INT_SERIALIZER(KeyEventToggleBackfaceCulling, 'b');
+        ADD_INT_SERIALIZER(KeyEventToggleLighting, 'l');
+        ADD_INT_SERIALIZER(KeyEventToggleTexturing, 't');
+        ADD_INT_SERIALIZER(KeyEventCyclePolygonMode, 'w');
+}
diff --git a/src/osgWrappers/serializers/osgGA/TerrainManipulator.cpp b/src/osgWrappers/serializers/osgGA/TerrainManipulator.cpp
new file mode 100644
index 000000000..0a9cdfab6
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/TerrainManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/TerrainManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_TerrainManipulator,
+                         new osgGA::TerrainManipulator,
+                         osgGA::TerrainManipulator,
+                         "osg::Object osgGA::TerrainManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/TouchData.cpp b/src/osgWrappers/serializers/osgGA/TouchData.cpp
new file mode 100644
index 000000000..0092429bf
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/TouchData.cpp
@@ -0,0 +1,11 @@
+#include <osgGA/GUIEventAdapter>
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_TouchData,
+                         new osgGA::GUIEventAdapter::TouchData,
+                         osgGA::GUIEventAdapter::TouchData,
+                         "osg::Object osgGA::TouchData" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/TrackballManipulator.cpp b/src/osgWrappers/serializers/osgGA/TrackballManipulator.cpp
new file mode 100644
index 000000000..299b92656
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/TrackballManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/TrackballManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_TrackballManipulator,
+                         new osgGA::TrackballManipulator,
+                         osgGA::TrackballManipulator,
+                         "osg::Object osgGA::TrackballManipulator" )
+{
+}
diff --git a/src/osgWrappers/serializers/osgGA/UFOManipulator.cpp b/src/osgWrappers/serializers/osgGA/UFOManipulator.cpp
new file mode 100644
index 000000000..95abbe68c
--- /dev/null
+++ b/src/osgWrappers/serializers/osgGA/UFOManipulator.cpp
@@ -0,0 +1,14 @@
+#include <osgGA/UFOManipulator>
+
+#define OBJECT_CAST dynamic_cast
+
+#include <osgDB/ObjectWrapper>
+#include <osgDB/InputStream>
+#include <osgDB/OutputStream>
+
+REGISTER_OBJECT_WRAPPER( osgGA_UFOManipulator,
+                         new osgGA::UFOManipulator,
+                         osgGA::UFOManipulator,
+                         "osg::Object osgGA::UFOManipulator" )
+{
+}