diff --git a/cMake/FreeCAD_Helpers/ConfigureCMakeVariables.cmake b/cMake/FreeCAD_Helpers/ConfigureCMakeVariables.cmake
index ce429c9324..708bad0697 100644
--- a/cMake/FreeCAD_Helpers/ConfigureCMakeVariables.cmake
+++ b/cMake/FreeCAD_Helpers/ConfigureCMakeVariables.cmake
@@ -24,6 +24,7 @@ macro(ConfigureCMakeVariables)
 
     # used as compiler defines
     set(RESOURCEDIR "${CMAKE_INSTALL_DATADIR}")
+    set(LIBRARYDIR "${CMAKE_INSTALL_LIBDIR}")
     set(DOCDIR "${CMAKE_INSTALL_DOCDIR}")
 
     message(STATUS "prefix: ${CMAKE_INSTALL_PREFIX}")
diff --git a/src/App/Application.cpp b/src/App/Application.cpp
index 0cf66135a5..fb1a577356 100644
--- a/src/App/Application.cpp
+++ b/src/App/Application.cpp
@@ -1139,6 +1139,16 @@ std::string Application::getResourceDir()
 #endif
 }
 
+std::string Application::getLibraryDir()
+{
+#ifdef LIBRARYDIR
+    std::string path(LIBRARYDIR);
+    return mConfig["AppHomePath"] + path;
+#else
+    return mConfig["AppHomePath"] + "lib";
+#endif
+}
+
 std::string Application::getHelpDir()
 {
 #ifdef DOCDIR
diff --git a/src/App/Application.h b/src/App/Application.h
index 719961def1..6b86d9b843 100644
--- a/src/App/Application.h
+++ b/src/App/Application.h
@@ -410,6 +410,7 @@ public:
     static std::string getUserAppDataDir();
     static std::string getUserMacroDir();
     static std::string getResourceDir();
+    static std::string getLibraryDir();
     static std::string getHelpDir();
     //@}
 
@@ -519,6 +520,7 @@ private:
     static PyObject* sChangeExportModule(PyObject *self,PyObject *args);
     static PyObject* sGetExportType     (PyObject *self,PyObject *args);
     static PyObject* sGetResourcePath   (PyObject *self,PyObject *args);
+    static PyObject* sGetLibraryPath    (PyObject *self,PyObject *args);
     static PyObject* sGetTempPath       (PyObject *self,PyObject *args);
     static PyObject* sGetUserCachePath  (PyObject *self,PyObject *args);
     static PyObject* sGetUserConfigPath (PyObject *self,PyObject *args);
diff --git a/src/App/ApplicationPy.cpp b/src/App/ApplicationPy.cpp
index 6d04d72405..e9f8e27e4b 100644
--- a/src/App/ApplicationPy.cpp
+++ b/src/App/ApplicationPy.cpp
@@ -78,6 +78,8 @@ PyMethodDef Application::Methods[] = {
      "Get the name of the module that can export the filetype"},
     {"getResourceDir", (PyCFunction) Application::sGetResourcePath, METH_VARARGS,
      "Get the root directory of all resources"},
+    {"getLibraryDir", (PyCFunction) Application::sGetLibraryPath, METH_VARARGS,
+     "Get the directory of all extension modules"},
     {"getTempPath", (PyCFunction) Application::sGetTempPath, METH_VARARGS,
      "Get the root directory of cached files"},
     {"getUserCachePath", (PyCFunction) Application::sGetUserCachePath, METH_VARARGS,
@@ -647,6 +649,15 @@ PyObject* Application::sGetResourcePath(PyObject * /*self*/, PyObject *args)
     return Py::new_reference_to(datadir);
 }
 
+PyObject* Application::sGetLibraryPath(PyObject * /*self*/, PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))
+        return nullptr;
+
+    Py::String datadir(Application::getLibraryDir(),"utf-8");
+    return Py::new_reference_to(datadir);
+}
+
 PyObject* Application::sGetTempPath(PyObject * /*self*/, PyObject *args)
 {
     if (!PyArg_ParseTuple(args, ""))
diff --git a/src/App/CMakeLists.txt b/src/App/CMakeLists.txt
index cf28254422..7ebe15135e 100644
--- a/src/App/CMakeLists.txt
+++ b/src/App/CMakeLists.txt
@@ -12,6 +12,10 @@ IF(RESOURCEDIR)
     add_definitions(-DRESOURCEDIR="${RESOURCEDIR}")
 ENDIF(RESOURCEDIR)
 
+IF(LIBRARYDIR)
+    add_definitions(-DLIBRARYDIR="${LIBRARYDIR}")
+ENDIF(LIBRARYDIR)
+
 IF(DOCDIR)
     add_definitions(-DDOCDIR="${DOCDIR}")
 ENDIF(DOCDIR)
diff --git a/src/App/FreeCADInit.py b/src/App/FreeCADInit.py
index be22a7d83b..1972f8a4dd 100644
--- a/src/App/FreeCADInit.py
+++ b/src/App/FreeCADInit.py
@@ -104,6 +104,10 @@ def InitApplications():
     LibPyDir = os.path.realpath(LibPyDir)
     if (os.path.exists(LibPyDir)):
         libpaths.append(LibPyDir)
+    LibFcDir = FreeCAD.getLibraryDir()
+    LibFcDir = os.path.realpath(LibFcDir)
+    if (os.path.exists(LibFcDir) and not LibFcDir in libpaths):
+        libpaths.append(LibFcDir)
     AddPath = FreeCAD.ConfigGet("AdditionalModulePaths").split(";")
     HomeMod = FreeCAD.getUserAppDataDir()+"Mod"
     HomeMod = os.path.realpath(HomeMod)