diff --git a/src/Base/Console.cpp b/src/Base/Console.cpp
index 335ea92f0e..5d3fb2d250 100644
--- a/src/Base/Console.cpp
+++ b/src/Base/Console.cpp
@@ -27,9 +27,11 @@
 #ifndef _PreComp_
 # include <time.h>
 # include <stdio.h>
-# ifdef FC_OS_WIN32
-# include <io.h>
-# include <windows.h>
+# if defined (FC_OS_WIN32)
+#  include <io.h>
+#  include <windows.h>
+# elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
+#  include <unistd.h>
 # endif
 # include "fcntl.h"
 #endif
@@ -633,7 +635,12 @@ void ConsoleObserverFile::Log    (const char *sLog)
 }
 
 
-ConsoleObserverStd::ConsoleObserverStd()
+ConsoleObserverStd::ConsoleObserverStd():
+#   if defined(FC_OS_WIN32)
+    useColorStderr( true )
+#   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
+    useColorStderr( isatty(STDOUT_FILENO) )
+#   endif
 {
     bLog = false;
 }
@@ -649,50 +656,68 @@ void ConsoleObserverStd::Message(const char *sMsg)
 
 void ConsoleObserverStd::Warning(const char *sWarn)
 {
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_GREEN| FOREGROUND_BLUE);
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_GREEN| FOREGROUND_BLUE);
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[1;33m");
+        printf("\033[1;33m");
 #   endif
+    }
+
     printf("%s",sWarn);
+
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[0m");
-    fflush(stdout);
+        printf("\033[0m");
+        fflush(stdout);
 #   endif
+    }
 }
 
 void ConsoleObserverStd::Error  (const char *sErr)
 {
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_RED|FOREGROUND_INTENSITY );
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_RED|FOREGROUND_INTENSITY );
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[1;31m");
+        printf("\033[1;31m");
 #   endif
+    }
+
     printf("%s",sErr);
+
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[0m");
-    fflush(stdout);
+        printf("\033[0m");
+        fflush(stdout);
 #   endif
+    }
 }
 
 void ConsoleObserverStd::Log    (const char *sErr)
 {
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_RED |FOREGROUND_GREEN);
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_RED |FOREGROUND_GREEN);
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[1;36m");
+        printf("\033[1;36m");
 #   endif
+    }
+
     printf("%s",sErr);
+
+    if (useColorStderr) {
 #   if defined(FC_OS_WIN32)
-    ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
+        ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE );
 #   elif defined(FC_OS_LINUX) || defined(FC_OS_MACOSX)
-    printf("\033[0m");
-    fflush(stdout);
+        printf("\033[0m");
+        fflush(stdout);
 #   endif
+    }
 }
 
 RedirectStdOutput::RedirectStdOutput() 
diff --git a/src/Base/Console.h b/src/Base/Console.h
index cf1240af31..8875f684ba 100644
--- a/src/Base/Console.h
+++ b/src/Base/Console.h
@@ -130,7 +130,7 @@ public:
 
     enum FreeCAD_ConsoleMsgType { 
         MsgType_Txt = 1, 
-        MsgType_Log = 2, 
+        MsgType_Log = 2,
         MsgType_Wrn = 4, 
         MsgType_Err = 8 
     } ;
@@ -226,6 +226,8 @@ public:
     virtual void Error  (const char *sErr); 
     virtual void Log    (const char *sErr); 
     const char* Name(void){return "Console";}
+protected:
+    bool useColorStderr;
 };
 
 class BaseExport RedirectStdOutput : public std::streambuf