diff --git a/code/CMakeModules/nel.cmake b/code/CMakeModules/nel.cmake
index e6bf57101..f54fae8d1 100644
--- a/code/CMakeModules/nel.cmake
+++ b/code/CMakeModules/nel.cmake
@@ -274,6 +274,7 @@ MACRO(NL_SETUP_NEL_DEFAULT_OPTIONS)
   ###
   OPTION(WITH_NET                 "Build NLNET"                                   ON )
   OPTION(WITH_3D                  "Build NL3D"                                    ON )
+  OPTION(WITH_GUI                 "Build GUI"                                     ON )
   OPTION(WITH_PACS                "Build NLPACS"                                  ON )
   OPTION(WITH_GEORGES             "Build NLGEORGES"                               ON )
   OPTION(WITH_LIGO                "Build NLLIGO"                                  ON )
diff --git a/code/nel/include/nel/CMakeLists.txt b/code/nel/include/nel/CMakeLists.txt
index 9e2d5586c..5f2bca43c 100644
--- a/code/nel/include/nel/CMakeLists.txt
+++ b/code/nel/include/nel/CMakeLists.txt
@@ -4,6 +4,10 @@ IF(WITH_3D)
   SUBDIRS(3d)
 ENDIF(WITH_3D)
 
+IF(WITH_GUI)
+  ADD_SUBDIRECTORY(gui)
+ENDIF(WITH_GUI)
+
 IF(WITH_GEORGES)
   SUBDIRS(georges)
 ENDIF(WITH_GEORGES)
diff --git a/code/nel/include/nel/gui/CMakeLists.txt b/code/nel/include/nel/gui/CMakeLists.txt
new file mode 100644
index 000000000..ba66d4451
--- /dev/null
+++ b/code/nel/include/nel/gui/CMakeLists.txt
@@ -0,0 +1,3 @@
+FILE(GLOB HEADERS *.h)
+
+INSTALL(FILES ${HEADERS} DESTINATION include/nel/gui COMPONENT headers)
diff --git a/code/ryzom/client/src/interface_v3/event_descriptor.h b/code/nel/include/nel/gui/event_descriptor.h
similarity index 100%
rename from code/ryzom/client/src/interface_v3/event_descriptor.h
rename to code/nel/include/nel/gui/event_descriptor.h
diff --git a/code/nel/src/CMakeLists.txt b/code/nel/src/CMakeLists.txt
index 4bf260c13..2f1099e60 100644
--- a/code/nel/src/CMakeLists.txt
+++ b/code/nel/src/CMakeLists.txt
@@ -4,6 +4,10 @@ IF(WITH_3D)
   ADD_SUBDIRECTORY(3d)
 ENDIF(WITH_3D)
 
+IF(WITH_GUI)
+  ADD_SUBDIRECTORY(gui)
+ENDIF(WITH_GUI)
+
 IF(WITH_GEORGES)
   ADD_SUBDIRECTORY(georges)
 ENDIF(WITH_GEORGES)
diff --git a/code/nel/src/gui/CMakeLists.txt b/code/nel/src/gui/CMakeLists.txt
new file mode 100644
index 000000000..5359c1130
--- /dev/null
+++ b/code/nel/src/gui/CMakeLists.txt
@@ -0,0 +1,14 @@
+FILE(GLOB SRC *.cpp *.h)
+FILE(GLOB HEADERS ../../include/nel/gui/*.h)
+
+NL_TARGET_LIB(nelgui ${HEADERS} ${SRC})
+
+SET_TARGET_PROPERTIES(nelgui PROPERTIES LINK_INTERFACE_LIBRARIES "")
+NL_DEFAULT_PROPS(nelgui "NeL, Library: NeL GUI")
+NL_ADD_RUNTIME_FLAGS(nelgui)
+
+NL_ADD_LIB_SUFFIX(nelgui)
+
+IF((WITH_INSTALL_LIBRARIES AND WITH_STATIC) OR NOT WITH_STATIC)
+  INSTALL(TARGETS nelgui LIBRARY DESTINATION lib ARCHIVE DESTINATION lib COMPONENT libraries)
+ENDIF((WITH_INSTALL_LIBRARIES AND WITH_STATIC) OR NOT WITH_STATIC)
diff --git a/code/ryzom/client/src/interface_v3/event_descriptor.cpp b/code/nel/src/gui/event_descriptor.cpp
similarity index 92%
rename from code/ryzom/client/src/interface_v3/event_descriptor.cpp
rename to code/nel/src/gui/event_descriptor.cpp
index 2e72c69c2..f91f078bf 100644
--- a/code/ryzom/client/src/interface_v3/event_descriptor.cpp
+++ b/code/nel/src/gui/event_descriptor.cpp
@@ -16,9 +16,8 @@
 
 
 
-#include "stdpch.h"
-
-#include "event_descriptor.h"
+#include "nel/misc/events.h"
+#include "nel/gui/event_descriptor.h"
 
 void CEventDescriptorKey::init(const NLMISC::CEventKey &ev)
 {
diff --git a/code/ryzom/client/src/CMakeLists.txt b/code/ryzom/client/src/CMakeLists.txt
index 3971fb98f..4cd9373fc 100644
--- a/code/ryzom/client/src/CMakeLists.txt
+++ b/code/ryzom/client/src/CMakeLists.txt
@@ -81,6 +81,7 @@ TARGET_LINK_LIBRARIES(ryzom_client
 						nelligo
 						nelgeorges
 						nel3d
+						nelgui
 						nelsound
 						ryzom_clientsheets
 						ryzom_gameshare
diff --git a/code/ryzom/client/src/interface_v3/ctrl_base.h b/code/ryzom/client/src/interface_v3/ctrl_base.h
index bf0f5f10c..b88716c53 100644
--- a/code/ryzom/client/src/interface_v3/ctrl_base.h
+++ b/code/ryzom/client/src/interface_v3/ctrl_base.h
@@ -21,7 +21,7 @@
 
 #include "nel/misc/types_nl.h"
 #include "view_base.h"
-#include "event_descriptor.h"
+#include "nel/gui/event_descriptor.h"
 
 class CCtrlBase : public CViewBase
 {
diff --git a/code/ryzom/client/src/interface_v3/input_handler_manager.h b/code/ryzom/client/src/interface_v3/input_handler_manager.h
index 7f0cc1c1c..23a5afeb5 100644
--- a/code/ryzom/client/src/interface_v3/input_handler_manager.h
+++ b/code/ryzom/client/src/interface_v3/input_handler_manager.h
@@ -24,7 +24,7 @@
 #include <vector>
 #include <map>
 #include <string>
-#include "event_descriptor.h"
+#include "nel/gui/event_descriptor.h"
 
 
 /**
diff --git a/code/ryzom/client/src/r2/editor.cpp b/code/ryzom/client/src/r2/editor.cpp
index 1c355ca8a..e831cf8a2 100644
--- a/code/ryzom/client/src/r2/editor.cpp
+++ b/code/ryzom/client/src/r2/editor.cpp
@@ -54,7 +54,7 @@
 #include "../entities.h"
 #include "../events_listener.h"
 #include "../interface_v3/group_list.h"
-#include "../interface_v3/event_descriptor.h"
+#include "nel/gui/event_descriptor.h"
 #include "../interface_v3/group_tree.h"
 #include "../client_cfg.h"
 #include "../interface_v3/lua_ihm.h"
diff --git a/code/ryzom/client/src/r2/tool.cpp b/code/ryzom/client/src/r2/tool.cpp
index 6f8861929..94854fd51 100644
--- a/code/ryzom/client/src/r2/tool.cpp
+++ b/code/ryzom/client/src/r2/tool.cpp
@@ -21,7 +21,7 @@
 #include "r2_config.h"
 //
 #include "../interface_v3/interface_manager.h"
-#include "../interface_v3/event_descriptor.h"
+#include "nel/gui/event_descriptor.h"
 #include "../motion/user_controls.h"
 #include "../global.h"
 #include "../entities.h"