diff --git a/code/nel/tools/3d/CMakeLists.txt b/code/nel/tools/3d/CMakeLists.txt
index 08fd9e776..683f2589a 100644
--- a/code/nel/tools/3d/CMakeLists.txt
+++ b/code/nel/tools/3d/CMakeLists.txt
@@ -34,6 +34,7 @@ IF(WITH_NEL_TOOLS)
   ENDIF()
   SUBDIRS(
     build_interface
+    unbuild_interface
     get_neighbors
     textures_optimizer
     textures_tool
diff --git a/code/nel/tools/3d/unbuild_interface/CMakeLists.txt b/code/nel/tools/3d/unbuild_interface/CMakeLists.txt
new file mode 100644
index 000000000..2a10976d3
--- /dev/null
+++ b/code/nel/tools/3d/unbuild_interface/CMakeLists.txt
@@ -0,0 +1,11 @@
+FILE(GLOB SRC *.cpp *.h)
+
+SOURCE_GROUP("" FILES ${SRC})
+
+ADD_EXECUTABLE(unbuild_interface ${SRC})
+
+TARGET_LINK_LIBRARIES(unbuild_interface nelmisc)
+NL_DEFAULT_PROPS(unbuild_interface "NeL, Tools, 3D: unbuild_interface")
+NL_ADD_RUNTIME_FLAGS(unbuild_interface)
+
+INSTALL(TARGETS unbuild_interface RUNTIME DESTINATION bin COMPONENT tools3d)
diff --git a/code/nel/tools/3d/unbuild_interface/unbuild_interface.cpp b/code/nel/tools/3d/unbuild_interface/unbuild_interface.cpp
new file mode 100644
index 000000000..48443cae7
--- /dev/null
+++ b/code/nel/tools/3d/unbuild_interface/unbuild_interface.cpp
@@ -0,0 +1,155 @@
+/**
+ * \file unbuild_interface.cpp
+ * \brief Unbuild Interface
+ * \date 2009-03-14 13:25GMT
+ * \author Jan Boon (Kaetemi)
+ * Unbuild Interface
+ */
+
+/* 
+ * Copyright (C) 2009  by authors
+ * 
+ * This file is part of NEVRAX NEL.
+ * NEVRAX NEL is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, either version 2 of the License,
+ * or (at your option) any later version.
+ * 
+ * NEVRAX NEL is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with NEVRAX NEL; see the file COPYING.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include <nel/misc/types_nl.h>
+
+// STL includes
+#include <vector>
+#include <string>
+#include <map>
+#include <iostream>
+#include <fstream>
+
+// NeL includes
+#include <nel/misc/common.h>
+#include <nel/misc/file.h>
+#include <nel/misc/bitmap.h>
+#include <nel/misc/log.h>
+#include <nel/misc/path.h>
+#include <nel/misc/uv.h>
+#include <nel/misc/vector_h.h>
+
+// Project includes
+// ...
+
+using namespace std;
+using namespace NLMISC;
+
+namespace {
+
+} /* anonymous namespace */
+
+int main(int nNbArg, char **ppArgs)
+{
+	// create debug stuff
+	createDebug();
+
+	// verify all params
+	if (nNbArg < 3)
+	{
+		nlinfo("ERROR : Wrong number of arguments\n");
+		nlinfo("USAGE : unbuild_interface  <in_tga_name> <out_path_maps>\n");
+		return EXIT_FAILURE;
+	}
+	string in_tga_name = string(ppArgs[1]);
+	if (!CFile::fileExists(in_tga_name))
+	{
+		nlerrornoex("File %s does not exist", in_tga_name.c_str());
+		return EXIT_FAILURE;
+	}
+	string in_txt_name = in_tga_name.substr(0, in_tga_name.size() - 4) + ".txt";
+	if (!CFile::fileExists(in_txt_name))
+	{
+		nlerrornoex("File %s does not exist", in_txt_name.c_str());
+		return EXIT_FAILURE;
+	}
+	string out_path_maps = ppArgs[2];
+	if (!CFile::isDirectory(out_path_maps)) 
+	{
+		nlerrornoex("Directory %s does not exist", out_path_maps.c_str());
+		return EXIT_FAILURE;
+	}
+
+	// read in the tga
+	CBitmap in_bitmap;
+	try
+	{
+		CIFile in_file;
+		in_file.open(in_tga_name);
+		in_bitmap.load(in_file);
+		in_file.close();
+	}
+	catch (NLMISC::Exception &e)
+	{
+		nlerrornoex("(NLMISC::Exception : %s", e.what());
+		return EXIT_FAILURE;
+	}
+
+	// read maps infos from txt
+	try
+	{
+		ifstream in_file;
+		in_file.open(in_txt_name.c_str());
+		string line;
+		vector<string> line_expl;
+		line_expl.reserve(5);
+		while (getline(in_file, line))
+		{
+			// parse from file
+			line_expl.clear();
+			explode<string>(line, " ", line_expl, false);
+			nlassertex((line_expl.size() == 5), ("Bad line entry count"));
+			CVectorH vh; // x, y, z, w;
+			if (!fromString(line_expl[1], vh.x)
+				|| !fromString(line_expl[2], vh.y)
+				|| !fromString(line_expl[3], vh.z)
+				|| !fromString(line_expl[4], vh.w))
+				nlerror("Bad line formatting '%s'", line.c_str());
+			vh.x *= (float)in_bitmap.getWidth();
+			nlassertex((vh.x == (float)(int)vh.x), ("Bad coordinate"));
+			vh.y *= (float)in_bitmap.getHeight();
+			nlassertex((vh.y == (float)(int)vh.y), ("Bad coordinate"));
+			vh.z *= (float)in_bitmap.getWidth();
+			nlassertex((vh.z == (float)(int)vh.z), ("Bad coordinate"));
+			vh.w *= (float)in_bitmap.getHeight();
+			nlassertex((vh.w == (float)(int)vh.w), ("Bad coordinate"));
+			nlinfo("%s %f %f %f %f", line_expl[0].c_str(), vh.x, vh.y, vh.z, vh.w);
+			
+			// write to tga
+			CBitmap out_bitmap;
+			out_bitmap.resize((sint32)vh.z - (sint32)vh.x, (sint32)vh.w - (sint32)vh.y, CBitmap::RGBA, true);
+			out_bitmap.blit(in_bitmap, (sint)vh.x, (sint)vh.y, (sint)vh.z - (sint)vh.x, (sint)vh.w - (sint)vh.y, 0, 0);
+			COFile out_file;
+			if (out_file.open(out_path_maps + "/" + line_expl[0]))
+			{
+				out_bitmap.writeTGA(out_file, 32);
+				out_file.close();
+			}
+			else nlerror("Cannot write tga file '%s/%s'", out_path_maps.c_str(), line_expl[0].c_str());
+		}
+		in_file.close();
+	}
+	catch (std::exception &e)
+	{
+		nlerrornoex("std::exception : %s", e.what());
+		return EXIT_FAILURE;
+	}
+	
+	return EXIT_SUCCESS;
+}
+
+/* end of file */