diff --git a/code/nel/tools/3d/ligo/plugin_max/max_to_ligo.cpp b/code/nel/tools/3d/ligo/plugin_max/max_to_ligo.cpp
index 1abe022f8..44b43beed 100644
--- a/code/nel/tools/3d/ligo/plugin_max/max_to_ligo.cpp
+++ b/code/nel/tools/3d/ligo/plugin_max/max_to_ligo.cpp
@@ -132,15 +132,12 @@ bool CMaxToLigo::loadLigoConfigFile (CLigoConfig& config, Interface& it, bool di
 		if (res)
 		{
 			// Path
-			TCHAR sDrive[256];
-			TCHAR sDir[256];
-			_tsplitpath (sModulePath, sDrive, sDir, NULL, NULL);
-			_tmakepath (sModulePath, sDrive, sDir, _T("ligoscape"), _T(".cfg"));
+			std::string path = NLMISC::CFile::getPath(tStrToUtf8(sModulePath) + "ligoscape.cfg");
 
 			try
 			{
 				// Load the config file
-				config.readConfigFile (tStrToUtf8(sModulePath), false);
+				config.readConfigFile (path, false);
 
 				// ok
 				return true;
diff --git a/code/nel/tools/3d/ligo/plugin_max/script.cpp b/code/nel/tools/3d/ligo/plugin_max/script.cpp
index 077aa4054..effc3a2a2 100644
--- a/code/nel/tools/3d/ligo/plugin_max/script.cpp
+++ b/code/nel/tools/3d/ligo/plugin_max/script.cpp
@@ -262,8 +262,8 @@ Value* export_material_cf (Value** arg_list, int count)
 								// Remove the files
 								if (!ok)
 								{
-									remove (fileName);
-									remove (path);
+									CFile::deleteFile(fileName);
+									CFile::deleteFile(path);
 								}
 							}
 						}
@@ -549,7 +549,7 @@ Value* export_transition_cf (Value** arg_list, int count)
 										for (uint file=0; file<createdfiles.size(); file++)
 										{
 											// Removing files
-											remove (createdfiles[file].c_str ());
+											CFile::deleteFile(createdfiles[file]);
 										}
 									}
 								}
@@ -1991,8 +1991,7 @@ Value* make_snapshot_cf (Value** arg_list, int count)
 #if 0
 										// Write the zone
 										COFile outputLigoZone;
-										std::string outputFilenameSnapShot = pathtga + nametga + ".tga";
-										_makepath (outputFilenameSnapShot, drivetga, pathtga, nametga, ".ligozone");
+										std::string outputFilenameSnapShot = pathtga + nametga + ".ligozone";
 
 										try
 										{
diff --git a/code/nel/tools/3d/object_viewer/object_viewer.cpp b/code/nel/tools/3d/object_viewer/object_viewer.cpp
index 4b78b9838..923e04a64 100644
--- a/code/nel/tools/3d/object_viewer/object_viewer.cpp
+++ b/code/nel/tools/3d/object_viewer/object_viewer.cpp
@@ -93,8 +93,7 @@ using namespace NLPACS;
 
 				
 
-static char SDrive[256];
-static char SDir[256];
+static std::string SPath;
 
 uint SkeletonUsedForSound = 0xFFFFFFFF;
 CSoundContext SoundContext;
@@ -285,9 +284,9 @@ std::string CObjectViewer::getModulePath() const
 	int res = GetModuleFileName(hModule, sModulePath, 256); nlassert(res);
 	nldebug("Object viewer module path is '%s'", sModulePath);
 
-	std::string path = NLMISC::CFile::getPath(tStrToUtf8(sModulePath));
+	SPath = NLMISC::CFile::getPath(tStrToUtf8(sModulePath));
 
-	return NLMISC::CPath::standardizeDosPath(path) + "object_viewer.cfg";
+	return SPath + "object_viewer.cfg";
 }
 
 
@@ -812,7 +811,6 @@ bool CObjectViewer::initUI (HWND parent)
 	// Enable sum of vram
 	CNELU::Driver->enableUsedTextureMemorySum ();
 
-	char sModulePath[256];
 	// load the scheme bank if one is present		
 	CIFile iF;
 	::_makepath (sModulePath, SDrive, SDir, "default", ".scb");		
@@ -831,8 +829,9 @@ bool CObjectViewer::initUI (HWND parent)
 	iF.close();
 	
 	// try to load a default config file for the viewer (for anitmation and particle edition setup)
-	::_makepath (sModulePath, SDrive, SDir, "default", ".ovcgf");
-	if (iF.open (sModulePath))
+	path = SPath + "default.ovcgf";
+
+	if (iF.open (path))
 	{
 		try
 		{
diff --git a/code/nel/tools/3d/plugin_max/nel_export/nel_export_export.cpp b/code/nel/tools/3d/plugin_max/nel_export/nel_export_export.cpp
index a5490dc2a..a41c3134c 100644
--- a/code/nel/tools/3d/plugin_max/nel_export/nel_export_export.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_export/nel_export_export.cpp
@@ -36,17 +36,13 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 {
 	// Result to return
 	bool bRet = false;
-	TCHAR tempFileName[MAX_PATH] = { 0 };
-	TCHAR tempPathBuffer[MAX_PATH] = { 0 };
+	std::string tempFileName;
+	std::string tempPathBuffer;
 
 	try
 	{
-		DWORD dwRetVal = GetTempPath(MAX_PATH, tempPathBuffer);
-		if (dwRetVal > MAX_PATH || (dwRetVal == 0))
-			nlerror("GetTempPath failed");
-		UINT uRetVal = GetTempFileName(tempPathBuffer, _T("_nel_export_mesh_"), 0, tempFileName);
-		if (uRetVal == 0)
-			nlerror("GetTempFileName failed");
+		tempPathBuffer = NLMISC::CPath::getTemporaryDirectory();
+		NLMISC::CFile::getTemporaryOutputFilename(tempPathBuffer + "_nel_export_mesh_", tempFileName);
 
 		// Eval the object a time
 		ObjectState os = node.EvalWorldState(time);
@@ -99,7 +95,7 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 			{
 				// Open a file
 				COFile file;
-				if (file.open(tStrToUtf8(tempFileName)))
+				if (file.open(tempFileName))
 				{
 					try
 					{
@@ -126,12 +122,13 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 						{
 
 						}
-						remove(tempFileName);
+
+						CFile::deleteFile(tempFileName);
 					}
 				}
 				else
 				{
-					nlwarning("Failed to create file %s", tempFileName);
+					nlwarning("Failed to create file %s", tempFileName.c_str());
 					if (_TerminateOnFileOpenIssues)
 						nelExportTerminateProcess();
 				}
@@ -148,7 +145,7 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 				catch (...)
 				{
 					nlwarning("Failed to delete pShape pointer! Something might be wrong.");
-					remove(tempFileName);
+					CFile::deleteFile(tempFileName);
 					bRet = false;
 				}
 
@@ -173,7 +170,7 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 					}
 					else
 					{
-						nlwarning("Failed to open file: %s", tempFileName);
+						nlwarning("Failed to open file: %s", tempFileName.c_str());
 						if (_TerminateOnFileOpenIssues)
 							nelExportTerminateProcess();
 					}
@@ -181,7 +178,7 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 				catch (...)
 				{
 					nlwarning("Failed to verify shape. Must crash now.");
-					remove(tempFileName);
+					CFile::deleteFile(tempFileName);
 					bRet = false;
 				}
 
@@ -196,16 +193,9 @@ bool CNelExport::exportMesh (const std::string &sPath, INode& node, TimeValue ti
 
 	if (bRet)
 	{
-		try
-		{
-			remove(sPath);
-		}
-		catch (...)
-		{
-
-		}
+		CFile::deleteFile(sPath);
 		CFile::moveFile(sPath, tempFileName);
-		nlinfo("MOVE %s -> %s", tempFileName, sPath);
+		nlinfo("MOVE %s -> %s", tempFileName.c_str(), sPath.c_str());
 	}
 
 	return bRet;
@@ -250,17 +240,13 @@ bool CNelExport::exportAnim (const std::string &sPath, std::vector<INode*>& vect
 {
 	// Result to return
 	bool bRet=false;
-	char tempFileName[MAX_PATH] = { 0 };
-	char tempPathBuffer[MAX_PATH] = { 0 };
+	std::string tempFileName;
+	std::string tempPathBuffer;
 
 	try
 	{
-		DWORD dwRetVal = GetTempPathA(MAX_PATH, tempPathBuffer);
-		if (dwRetVal > MAX_PATH || (dwRetVal == 0))
-			nlerror("GetTempPath failed");
-		UINT uRetVal = GetTempFileNameA(tempPathBuffer, TEXT("_nel_export_mesh_"), 0, tempFileName);
-		if (uRetVal == 0)
-			nlerror("GetTempFileName failed");
+		tempPathBuffer = NLMISC::CPath::getTemporaryDirectory();
+		NLMISC::CFile::getTemporaryOutputFilename(tempPathBuffer + "_nel_export_mesh_", tempFileName);
 
 		// Create an animation file
 		CAnimation animFile;
@@ -269,7 +255,7 @@ bool CNelExport::exportAnim (const std::string &sPath, std::vector<INode*>& vect
 		for (uint n=0; n<vectNode.size(); n++)
 		{
 			// Get name
-			std::string nodeName="";
+			std::string nodeName;
 
 			// Get NEL3D_APPDATA_EXPORT_ANIMATION_PREFIXE_NAME
 			int prefixe = CExportNel::getScriptAppData (vectNode[n], NEL3D_APPDATA_EXPORT_ANIMATION_PREFIXE_NAME, 0);
@@ -327,7 +313,7 @@ bool CNelExport::exportAnim (const std::string &sPath, std::vector<INode*>& vect
 						}
 						else
 						{
-							nlwarning("Failed to open file: %s", tempFileName);
+							nlwarning("Failed to open file: %s", tempFileName.c_str());
 							bRet = false;
 							if (_TerminateOnFileOpenIssues)
 								nelExportTerminateProcess();
@@ -336,7 +322,7 @@ bool CNelExport::exportAnim (const std::string &sPath, std::vector<INode*>& vect
 					catch (...)
 					{
 						nlwarning("Failed to verify shape. Must crash now.");
-						remove(tempFileName);
+						CFile::deleteFile(tempFileName);
 						bRet = false;
 					}
 				}
@@ -367,16 +353,9 @@ bool CNelExport::exportAnim (const std::string &sPath, std::vector<INode*>& vect
 
 	if (bRet)
 	{
-		try
-		{
-			remove(sPath);
-		}
-		catch (...)
-		{
-
-		}
+		CFile::deleteFile(sPath);
 		CFile::moveFile(sPath, tempFileName);
-		nlinfo("MOVE %s -> %s", tempFileName, sPath);
+		nlinfo("MOVE %s -> %s", tempFileName.c_str(), sPath.c_str());
 	}
 	return bRet;
 }
diff --git a/code/nel/tools/3d/plugin_max/nel_export/std_afx.h b/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
index 9b4b18357..ba7b4b4c0 100644
--- a/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
+++ b/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
@@ -71,5 +71,6 @@ namespace std
 #endif
 
 #include "nel/misc/bsphere.h"
+#include "nel/misc/path.h"
 
 #endif
diff --git a/code/nel/tools/3d/tile_edit/Browse.cpp b/code/nel/tools/3d/tile_edit/Browse.cpp
index 9572ce0a4..89e45c62d 100644
--- a/code/nel/tools/3d/tile_edit/Browse.cpp
+++ b/code/nel/tools/3d/tile_edit/Browse.cpp
@@ -895,12 +895,12 @@ void Browse::OnBatchLoad ()
 		std::string ext = NLMISC::CFile::getExtension(fullPath);
 
 		// look for some numbers..
-		char *sNumber=sName+strlen(sName)-1;
-		while ((sNumber>sName)&&(*sNumber>='0')&&(*sNumber<='9'))
+		std::string::size_type pos = filename.find_last_not_of("0123456789");
+
+		if (pos != std::string::npos)
 		{
-			sNumber--;
+			filename = filename.substr(0, pos + 1);
 		}
-		sNumber[1]=0;
 
 		bool rotate=false;
 
@@ -1396,7 +1396,7 @@ void Browse::OnExportBorder()
 			try
 			{
 				COFile file;
-				if (file.open ((const char*)pathName))
+				if (file.open (tStrToUtf8(pathName)))
 				{
 					// Export
 					bitmap.writeTGA (file, 32);
@@ -1439,7 +1439,7 @@ void Browse::OnImportBorder()
 		try
 		{
 			CIFile file;
-			if (file.open ((const char*)pathName))
+			if (file.open (tStrToUtf8(pathName)))
 			{
 				// Export
 				bitmap.load (file);
diff --git a/code/nel/tools/3d/tile_edit_qt/tile_browser_dlg.cpp b/code/nel/tools/3d/tile_edit_qt/tile_browser_dlg.cpp
index 2d1ca4cbe..a6ca57fd3 100644
--- a/code/nel/tools/3d/tile_edit_qt/tile_browser_dlg.cpp
+++ b/code/nel/tools/3d/tile_edit_qt/tile_browser_dlg.cpp
@@ -434,7 +434,7 @@ void CTile_browser_dlg::on_batchLoadPushButton_clicked()
 						QString batchNumber = transitionNumber.rightJustified(2, '0');
 						QString nextBaseName = baseName + batchNumber;
 						QString nextFileName = QDir::toNativeSeparators(fi.absolutePath()) + QDir::separator() + nextBaseName + QString(".") + fi.suffix();
-						FILE *pFile=fopen (nextFileName.toUtf8().constData(), "rb");
+						FILE *pFile = nlfopen (nextFileName.toUtf8().constData(), "rb");
 
 						// Close the file and add the tile if opened
 						if (pFile)
@@ -471,8 +471,7 @@ void CTile_browser_dlg::on_batchLoadPushButton_clicked()
 				//	char sName2[256];
 				//	char sFinal[256];
 				//	sprintf (sName2, "%s%02d", sName, (int)transition);
-				//	_makepath (sFinal, sDrive, sPath, sName2, sExt);
-				//	FILE *pFile=fopen (sFinal, "rb");
+				//	FILE *pFile = nlfopen (sFinal, "rb");
 
 				//	// Close the file and add the tile if opened
 				//	if (pFile)
diff --git a/code/nel/tools/3d/zone_dependencies/zone_dependencies.cpp b/code/nel/tools/3d/zone_dependencies/zone_dependencies.cpp
index b109c2db2..846902cde 100644
--- a/code/nel/tools/3d/zone_dependencies/zone_dependencies.cpp
+++ b/code/nel/tools/3d/zone_dependencies/zone_dependencies.cpp
@@ -522,7 +522,7 @@ int main (int argc, char* argv[])
 
 							// Write the dependencies file
 							FILE *outputFile;
-							if ((outputFile=fopen (toLower (outputFileName).c_str(), "w")))
+							if ((outputFile = nlfopen (toLower (outputFileName), "w")))
 							{
 								// Add a dependency entry
 								fprintf (outputFile, "dependencies =\n{\n");
diff --git a/code/nel/tools/georges/georges2csv/georges2csv.cpp b/code/nel/tools/georges/georges2csv/georges2csv.cpp
index 29fb393c9..131e5961c 100644
--- a/code/nel/tools/georges/georges2csv/georges2csv.cpp
+++ b/code/nel/tools/georges/georges2csv/georges2csv.cpp
@@ -179,7 +179,7 @@ void setOutputFile(const CSString &filename)
 {
 	if (Outf!=NULL)
 		fclose(Outf);
-	Outf=fopen(filename.c_str(), "wt");
+	Outf = nlfopen(filename.c_str(), "wt");
 	if (Outf == NULL)
 	{
 		fprintf(stderr, "Can't open output file '%s' ! aborting.", filename.c_str());
diff --git a/code/ryzom/tools/leveldesign/georges_dll/georges_edit_doc.cpp b/code/ryzom/tools/leveldesign/georges_dll/georges_edit_doc.cpp
index 213ea3171..ec5a64010 100644
--- a/code/ryzom/tools/leveldesign/georges_dll/georges_edit_doc.cpp
+++ b/code/ryzom/tools/leveldesign/georges_dll/georges_edit_doc.cpp
@@ -548,7 +548,7 @@ BOOL CGeorgesEditDoc::OnOpenDocument(LPCTSTR lpszPathName)
 
 			if (!extLower.empty ())
 			{
-				string dfnName = extLower.substr (1, string::npos)  + ".dfn";
+				string dfnName = extLower + ".dfn";
 
 				// Check if the file is handled
 				if (theApp.getFormDocTemplate (dfnName.c_str ()) == NULL)
diff --git a/code/ryzom/tools/leveldesign/georges_dll/stdafx.h b/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
index 3ed671a13..91a0d1f9a 100644
--- a/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
+++ b/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
@@ -48,6 +48,7 @@
 #include "nel/misc/types_nl.h"
 #include "nel/misc/debug.h"
 #include "nel/misc/common.h"
+#include "nel/misc/path.h"
 
 // Include from libxml2
 #include <libxml/parser.h>
diff --git a/code/ryzom/tools/leveldesign/prim_export/main.cpp b/code/ryzom/tools/leveldesign/prim_export/main.cpp
index f9c33d953..be875b350 100644
--- a/code/ryzom/tools/leveldesign/prim_export/main.cpp
+++ b/code/ryzom/tools/leveldesign/prim_export/main.cpp
@@ -1115,7 +1115,7 @@ int main (int argc, char**argv)
 							outString ("REMOVE " + CFile::getFilename (igFilename) + "                                              \n");
 
 							// Remove it
-							if (remove (igFilename.c_str ()) != 0)
+							if (!CFile::deleteFile(igFilename))
 							{
 								// Error in the log
 								nlwarning ("Error : Can't remove the file (%s)", igFilename.c_str ());
diff --git a/code/ryzom/tools/stats_scan/character_scan_job.cpp b/code/ryzom/tools/stats_scan/character_scan_job.cpp
index 4ee45f037..47593ba81 100644
--- a/code/ryzom/tools/stats_scan/character_scan_job.cpp
+++ b/code/ryzom/tools/stats_scan/character_scan_job.cpp
@@ -52,7 +52,7 @@ CCharacterScanJob::CCharacterScanJob()
 
 	// open the output file for the character table
 	std::string filename= "char_tbl.csv";
-	_CharTblFile=fopen(filename.c_str(),"wb");
+	_CharTblFile = nlfopen(filename, "wb");
 	if (_CharTblFile==NULL)
 	{
 		nlwarning("Failed to open output file: %s",filename.c_str());
@@ -73,7 +73,7 @@ CCharacterScanJob::~CCharacterScanJob()
 	{
 		// create the output file name and open the file for writing
 		std::string filename="char_stats_"+(*it).first+".csv";
-		FILE* f=fopen(filename.c_str(),"wb");
+		FILE* f = nlfopen(filename, "wb");
 		if (f==NULL)
 		{
 			nlwarning("Failed to open output file: %s",filename.c_str());