diff --git a/src/Mod/Sketcher/Gui/Command.cpp b/src/Mod/Sketcher/Gui/Command.cpp
index 8590277747..faa167d9ef 100644
--- a/src/Mod/Sketcher/Gui/Command.cpp
+++ b/src/Mod/Sketcher/Gui/Command.cpp
@@ -204,7 +204,7 @@ void CmdSketcherNewSketch::activated(int iMsg)
         // create Sketch on Face
         std::string FeatName = getUniqueObjectName("Sketch");
 
-        openCommand("Create a new sketch on a face");
+        openCommand(QT_TRANSLATE_NOOP("Command", "Create a new sketch on a face"));
         doCommand(Doc,"App.activeDocument().addObject('Sketcher::SketchObject', '%s')", FeatName.c_str());
         if (mapmode < Attacher::mmDummy_NumberOfModes)
             doCommand(Gui,"App.activeDocument().%s.MapMode = \"%s\"",FeatName.c_str(),AttachEngine::getModeName(mapmode).c_str());
@@ -235,7 +235,7 @@ void CmdSketcherNewSketch::activated(int iMsg)
 
         std::string FeatName = getUniqueObjectName("Sketch");
 
-        openCommand("Create a new sketch");
+        openCommand(QT_TRANSLATE_NOOP("Command", "Create a new sketch"));
         doCommand(Doc, "App.activeDocument().addObject('Sketcher::SketchObject', '%s')", FeatName.c_str());
         doCommand(Doc,
                   "App.activeDocument().%s.Placement = App.Placement(App.Vector(%f, %f, %f), App.Rotation(%f, %f, %f, %f))",
@@ -485,7 +485,7 @@ void CmdSketcherReorientSketch::activated(int iMsg)
             break;
     }
 
-    openCommand("Reorient sketch");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Reorient sketch"));
     Gui::cmdAppObjectArgs(sketch,
                           "Placement = App.Placement(App.Vector(%f, %f, %f), App.Rotation(%f, %f, %f, %f))",
                           p.x, p.y, p.z, r[0], r[1], r[2], r[3]);
@@ -639,12 +639,12 @@ void CmdSketcherMapSketch::activated(int iMsg)
             Gui::Selection().getAsPropertyLinkSubList(support);
             std::string supportString = support.getPyReprString();
 
-            openCommand("Attach sketch");
+            openCommand(QT_TRANSLATE_NOOP("Command", "Attach sketch"));
             Gui::cmdAppObjectArgs(sketch, "MapMode = \"%s\"",AttachEngine::getModeName(suggMapMode).c_str());
             Gui::cmdAppObjectArgs(sketch, "Support = %s",supportString.c_str());
             commitCommand();
         } else {
-            openCommand("Detach sketch");
+            openCommand(QT_TRANSLATE_NOOP("Command", "Detach sketch"));
             Gui::cmdAppObjectArgs(sketch, "MapMode = \"%s\"",AttachEngine::getModeName(suggMapMode).c_str());
             Gui::cmdAppObjectArgs(sketch, "Support = None");
             commitCommand();
@@ -784,7 +784,7 @@ void CmdSketcherMirrorSketch::activated(int iMsg)
     refposid = smd.RefPosid;
 
     App::Document* doc = App::GetApplication().getActiveDocument();
-    openCommand("Create a mirrored sketch for each selected sketch");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Create a mirrored sketch for each selected sketch"));
 
     for (std::vector<Gui::SelectionObject>::const_iterator it=selection.begin(); it != selection.end(); ++it) {
         // create Sketch
@@ -883,7 +883,7 @@ void CmdSketcherMergeSketches::activated(int iMsg)
     // create Sketch
     std::string FeatName = getUniqueObjectName("Sketch");
 
-    openCommand("Merge sketches");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Merge sketches"));
     doCommand(Doc,"App.activeDocument().addObject('Sketcher::SketchObject', '%s')", FeatName.c_str());
 
     Sketcher::SketchObject* mergesketch = static_cast<Sketcher::SketchObject*>(doc->getObject(FeatName.c_str()));
diff --git a/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp b/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
index b8e09a2776..2074be1132 100644
--- a/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
+++ b/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
@@ -134,7 +134,7 @@ void CmdSketcherToggleConstruction::activated(int iMsg)
         }
 
         // undo command open
-        openCommand("Toggle draft from/to draft");
+        openCommand(QT_TRANSLATE_NOOP("Command", "Toggle draft from/to draft"));
 
         // go through the selected subelements
         for (std::vector<std::string>::const_iterator it=SubNames.begin();it!=SubNames.end();++it){
diff --git a/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp b/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
index 54f08fc566..35de045ee8 100644
--- a/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
+++ b/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
@@ -316,7 +316,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch line");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch line"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.LineSegment(App.Vector(%f,%f,0),App.Vector(%f,%f,0)),%s)",
                           EditCurve[0].x,EditCurve[0].y,EditCurve[1].x,EditCurve[1].y,
                           geometryCreationMode==Construction?"True":"False");
@@ -490,7 +490,7 @@ public:
             int firstCurve = getHighestCurveIndex() + 1;
 
             try {
-                Gui::Command::openCommand("Add sketch box");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch box"));
                 Gui::Command::doCommand(Gui::Command::Doc,
                     "geoList = []\n"
                     "geoList.append(Part.LineSegment(App.Vector(%f,%f,0),App.Vector(%f,%f,0)))\n"
@@ -978,7 +978,7 @@ public:
                 // issue the geometry
                 try {
                     // open the transaction
-                    Gui::Command::openCommand("Add line to sketch wire");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add line to sketch wire"));
                     Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.LineSegment(App.Vector(%f,%f,0),App.Vector(%f,%f,0)),%s)",
                         EditCurve[0].x,EditCurve[0].y,EditCurve[1].x,EditCurve[1].y,
                         geometryCreationMode==Construction?"True":"False");
@@ -998,7 +998,7 @@ public:
                 }
 
                 try {
-                    Gui::Command::openCommand("Add arc to sketch wire");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add arc to sketch wire"));
                     Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.ArcOfCircle"
                         "(Part.Circle(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%f,%f),%s)",
                         CenterPoint.x, CenterPoint.y, std::abs(arcRadius),
@@ -1441,7 +1441,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch arc");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch arc"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.ArcOfCircle"
                     "(Part.Circle(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%f,%f),%s)",
                           CenterPoint.x, CenterPoint.y, sqrt(rx*rx + ry*ry),
@@ -1710,7 +1710,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch arc");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch arc"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.ArcOfCircle"
                     "(Part.Circle(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%f,%f),%s)",
                           CenterPoint.x, CenterPoint.y, radius,
@@ -1979,7 +1979,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch circle");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch circle"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Circle"
                     "(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%s)",
                           EditCurve[0].x, EditCurve[0].y,
@@ -2738,7 +2738,7 @@ private:
         int currentgeoid = getHighestCurveIndex(); // index of the ellipse we just created
 
         try {
-            Gui::Command::openCommand("Add sketch ellipse");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch ellipse"));
             Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Ellipse"
                                     "(App.Vector(%f,%f,0),App.Vector(%f,%f,0),App.Vector(%f,%f,0)),%s)",
                                     periapsis.x, periapsis.y,
@@ -3107,7 +3107,7 @@ public:
             int currentgeoid = getHighestCurveIndex();
 
             try {
-                Gui::Command::openCommand("Add sketch arc of ellipse");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch arc of ellipse"));
 
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.ArcOfEllipse"
                     "(Part.Ellipse(App.Vector(%f,%f,0),App.Vector(%f,%f,0),App.Vector(%f,%f,0)),%f,%f),%s)",
@@ -3445,7 +3445,7 @@ public:
 
             try {
 
-                Gui::Command::openCommand("Add sketch arc of hyperbola");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch arc of hyperbola"));
 
                 //Add arc of hyperbola, point and constrain point as focus2. We add focus2 for it to balance
                 //the intrinsic focus1, in order to balance out the intrinsic invisible focus1 when AOE is
@@ -3747,7 +3747,7 @@ public:
             int currentgeoid = getHighestCurveIndex();
 
             try {
-                Gui::Command::openCommand("Add sketch arc of Parabola");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch arc of Parabola"));
 
                 //Add arc of parabola
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.ArcOfParabola"
@@ -4070,7 +4070,7 @@ public:
             // insert circle point for pole, defer internal alignment constraining.
             try {
 
-                Gui::Command::openCommand("Add Pole circle");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add Pole circle"));
 
                 //Add pole
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Circle(App.Vector(%f,%f,0),App.Vector(0,0,1),10),True)",
@@ -4131,7 +4131,7 @@ public:
             // insert circle point for pole, defer internal alignment constraining.
             try {
 
-                //Gui::Command::openCommand("Add Pole circle");
+                //Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add Pole circle"));
 
                 //Add pole
                 double guess = (EditCurve[1]-EditCurve[0]).Length()/6;
@@ -4223,7 +4223,7 @@ public:
 
             try {
 
-                //Gui::Command::openCommand("Add B-spline curve");
+                //Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add B-spline curve"));
 
                 /*Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.BSplineCurve"
                     "(%s,%s),"
@@ -4686,7 +4686,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch circle");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch circle"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Circle"
                     "(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%s)",
                           CenterPoint.x, CenterPoint.y,
@@ -4913,7 +4913,7 @@ public:
             resetPositionText();
 
             try {
-                Gui::Command::openCommand("Add sketch point");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch point"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Point(App.Vector(%f,%f,0)))",
                           EditPoint.x,EditPoint.y);
 
@@ -5156,7 +5156,7 @@ public:
                 int currentgeoid= getHighestCurveIndex();
                 // create fillet at point
                 try {
-                    Gui::Command::openCommand("Create fillet");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Create fillet"));
                     Gui::cmdAppObjectArgs(sketchgui->getObject(), "fillet(%d,%d,%f)", GeoId, PosId, radius);
 
                     if (construction) {
@@ -5232,7 +5232,7 @@ public:
 
                     // create fillet between lines
                     try {
-                        Gui::Command::openCommand("Create fillet");
+                        Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Create fillet"));
                         Gui::cmdAppObjectArgs(sketchgui->getObject(), "fillet(%d,%d,App.Vector(%f,%f,0),App.Vector(%f,%f,0),%f)",
                                   firstCurve, secondCurve,
                                   firstPos.x, firstPos.y,
@@ -5384,7 +5384,7 @@ public:
                 geom->getTypeId() == Part::GeomArcOfEllipse::getClassTypeId() ||
                 geom->getTypeId() == Part::GeomEllipse::getClassTypeId()) {
                 try {
-                    Gui::Command::openCommand("Trim edge");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Trim edge"));
                     Gui::cmdAppObjectArgs(sketchgui->getObject(), "trim(%d,App.Vector(%f,%f,0))",
                               GeoId, onSketchPos.x, onSketchPos.y);
                     Gui::Command::commitCommand();
@@ -5655,7 +5655,7 @@ public:
             }
         } else if (Mode == STATUS_SEEK_Second) {
             try {
-                Gui::Command::openCommand("Extend edge");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Extend edge"));
                 Gui::cmdAppObjectArgs(sketchgui->getObject(), "extend(%d, %f, %d)\n", // GeoId, increment, PointPos
                     BaseGeoId, Increment, ExtendFromStart ? Sketcher::start : Sketcher::end);
                 Gui::Command::commitCommand();
@@ -5871,7 +5871,7 @@ public:
                 (subName.size() > 6 && subName.substr(0,6) == "Vertex") ||
                 (subName.size() > 4 && subName.substr(0,4) == "Face")) {
                 try {
-                    Gui::Command::openCommand("Add external geometry");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add external geometry"));
                     Gui::cmdAppObjectArgs(sketchgui->getObject(), "addExternal(\"%s\",\"%s\")",
                               msg.pObjectName, msg.pSubName);
                     Gui::Command::commitCommand();
@@ -6052,7 +6052,7 @@ namespace SketcherGui {
                 if (obj->getTypeId() == Sketcher::SketchObject::getClassTypeId()) {
 
                     try {
-                        Gui::Command::openCommand("Add carbon copy");
+                        Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add carbon copy"));
                         Gui::cmdAppObjectArgs(sketchgui->getObject(), "carbonCopy(\"%s\",%s)",
                                               msg.pObjectName, geometryCreationMode==Construction?"True":"False");
 
@@ -6233,7 +6233,7 @@ public:
             }
 
             try {
-                Gui::Command::openCommand("Add slot");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add slot"));
                 Gui::Command::doCommand(Gui::Command::Doc,
                     "geoList = []\n"
                     "geoList.append(Part.ArcOfCircle(Part.Circle(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%f,%f))\n"
@@ -6446,7 +6446,7 @@ public:
         if (Mode==STATUS_End){
             unsetCursor();
             resetPositionText();
-            Gui::Command::openCommand("Add hexagon");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add hexagon"));
 
             try {
                 Gui::Command::doCommand(Gui::Command::Doc,
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp b/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
index f0d59d7a9e..170c9196c9 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
@@ -410,7 +410,7 @@ void CmdSketcherConvertToNURB::activated(int iMsg)
 
     bool nurbsized = false;
 
-    openCommand("Convert to NURBS");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Convert to NURBS"));
 
     for (size_t i=0; i < SubNames.size(); i++) {
         // only handle edges
@@ -476,7 +476,7 @@ void CmdSketcherIncreaseDegree::activated(int iMsg)
     const std::vector<std::string> &SubNames = selection[0].getSubNames();
     Sketcher::SketchObject* Obj = static_cast<Sketcher::SketchObject*>(selection[0].getObject());
 
-    openCommand("Increase spline degree");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Increase spline degree"));
 
     bool ignored = false;
 
@@ -551,7 +551,7 @@ void CmdSketcherDecreaseDegree::activated(int iMsg)
     const std::vector<std::string> &SubNames = selection[0].getSubNames();
     Sketcher::SketchObject* Obj = static_cast<Sketcher::SketchObject*>(selection[0].getObject());
 
-    openCommand("Decrease spline degree");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Decrease spline degree"));
 
     bool ignored = false;
 
@@ -644,7 +644,7 @@ void CmdSketcherIncreaseKnotMultiplicity::activated(int iMsg)
 
     Sketcher::SketchObject* Obj = static_cast<Sketcher::SketchObject*>(selection[0].getObject());
 
-    openCommand("Increase knot multiplicity");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Increase knot multiplicity"));
 
     bool applied = false;
     bool notaknot = true;
@@ -798,7 +798,7 @@ void CmdSketcherDecreaseKnotMultiplicity::activated(int iMsg)
 
     Sketcher::SketchObject* Obj = static_cast<Sketcher::SketchObject*>(selection[0].getObject());
 
-    openCommand("Decrease knot multiplicity");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Decrease knot multiplicity"));
 
     bool applied = false;
     bool notaknot = true;
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp b/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
index aee88cd533..34e74f0f5a 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
@@ -140,7 +140,7 @@ void CmdSketcherCloseShape::activated(int iMsg)
     int GeoIdLast = -1;
 
     // undo command open
-    openCommand("Add coincident constraint");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Add coincident constraint"));
     // go through the selected subelements
     for (size_t i=0; i < (SubNames.size() - 1); i++) {
         // only handle edges
@@ -246,7 +246,7 @@ void CmdSketcherConnect::activated(int iMsg)
     Sketcher::SketchObject* Obj = static_cast<Sketcher::SketchObject*>(selection[0].getObject());
 
     // undo command open
-    openCommand("Add coincident constraint");
+    openCommand(QT_TRANSLATE_NOOP("Command", "Add coincident constraint"));
 
     // go through the selected subelements
     for (unsigned int i=0; i<(SubNames.size()-1); i++ ) {
@@ -873,7 +873,7 @@ void CmdSketcherRestoreInternalAlignmentGeometry::activated(int iMsg)
                 int currentgeoid = Obj->getHighestCurveIndex();
 
                 try {
-                    Gui::Command::openCommand("Exposing Internal Geometry");
+                    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Exposing Internal Geometry"));
                     Gui::cmdAppObjectArgs(Obj, "exposeInternalGeometry(%d)", GeoId);
 
                     int aftergeoid = Obj->getHighestCurveIndex();
@@ -1083,7 +1083,7 @@ void CmdSketcherSymmetry::activated(int iMsg)
     geoIdList.insert(0, 1, '[');
     geoIdList.append(1, ']');
 
-    Gui::Command::openCommand("Create symmetric geometry");
+    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Create symmetric geometry"));
 
     try{
         Gui::cmdAppObjectArgs(Obj,
@@ -1225,7 +1225,7 @@ public:
             resetPositionText();
 
             int currentgeoid = static_cast<Sketcher::SketchObject *>(sketchgui->getObject())->getHighestCurveIndex();
-            Gui::Command::openCommand("Copy/clone/move geometry");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Copy/clone/move geometry"));
 
             try{
                 if (Op != SketcherCopy::Move) {
@@ -1749,7 +1749,7 @@ public:
             unsetCursor();
             resetPositionText();
 
-            Gui::Command::openCommand("Create copy of geometry");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Create copy of geometry"));
 
             try {
                 Gui::cmdAppObjectArgs(sketchgui->getObject(),
@@ -1969,7 +1969,7 @@ void CmdSketcherDeleteAllGeometry::activated(int iMsg)
         Sketcher::SketchObject* Obj= vp->getSketchObject();
 
         try {
-            Gui::Command::openCommand("Delete all geometry");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Delete all geometry"));
             Gui::cmdAppObjectArgs(Obj, "deleteAllGeometry()");
             Gui::Command::commitCommand();
         }
@@ -2029,7 +2029,7 @@ void CmdSketcherDeleteAllConstraints::activated(int iMsg)
         Sketcher::SketchObject* Obj= vp->getSketchObject();
 
         try {
-            Gui::Command::openCommand("Delete All Constraints");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Delete All Constraints"));
             Gui::cmdAppObjectArgs(Obj, "deleteAllConstraints()");
             Gui::Command::commitCommand();
         }
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp b/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
index 7b6f869e6c..f594483286 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
@@ -152,7 +152,7 @@ void CmdSketcherSwitchVirtualSpace::activated(int iMsg)
         Sketcher::SketchObject* Obj = sketchgui->getSketchObject();
 
         // undo command open
-        openCommand("Toggle constraints to the other virtual space");
+        openCommand(QT_TRANSLATE_NOOP("Command", "Toggle constraints to the other virtual space"));
 
         int successful = SubNames.size();
         // go through the selected subelements
@@ -160,7 +160,7 @@ void CmdSketcherSwitchVirtualSpace::activated(int iMsg)
             // only handle constraints
             if (it->size() > 10 && it->substr(0,10) == "Constraint") {
                 int ConstrId = Sketcher::PropertyConstraintList::getIndexFromConstraintName(*it);
-                Gui::Command::openCommand("Update constraint's virtual space");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Update constraint's virtual space"));
                 try {
                     Gui::cmdAppObjectArgs(Obj, "toggleVirtualSpace(%d)", ConstrId);
                 }
diff --git a/src/Mod/Sketcher/Gui/DrawSketchHandler.cpp b/src/Mod/Sketcher/Gui/DrawSketchHandler.cpp
index 1860bf934f..7db982dcb4 100644
--- a/src/Mod/Sketcher/Gui/DrawSketchHandler.cpp
+++ b/src/Mod/Sketcher/Gui/DrawSketchHandler.cpp
@@ -589,7 +589,7 @@ void DrawSketchHandler::createAutoConstraints(const std::vector<AutoConstraint>
 
         if(createowncommand) {
             // Open the Command
-            Gui::Command::openCommand("Add auto constraints");
+            Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add auto constraints"));
         }
 
         // Iterate through constraints
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
index 05bf9971e9..1e5098366c 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
+++ b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
@@ -619,7 +619,7 @@ void ConstraintView::swapNamedOfSelectedItems()
     ss << "DummyConstraint" << rand();
     std::string tmpname = ss.str();
 
-    Gui::Command::openCommand("Swap constraint names");
+    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Swap constraint names"));
     Gui::cmdAppObjectArgs(item1->sketch, "renameConstraint(%d, u'%s')",
                           item1->ConstraintNbr, tmpname.c_str());
     Gui::cmdAppObjectArgs(item2->sketch, "renameConstraint(%d, u'%s')",
@@ -842,7 +842,7 @@ void TaskSketcherConstrains::on_listWidgetConstraints_itemChanged(QListWidgetIte
     if (newName != currConstraintName && !basename.empty()) {
         std::string escapedstr = Base::Tools::escapedUnicodeFromUtf8(newName.c_str());
 
-        Gui::Command::openCommand("Rename sketch constraint");
+        Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Rename sketch constraint"));
         try {
             Gui::cmdAppObjectArgs(sketch ,"renameConstraint(%d, u'%s')",
                                   it->ConstraintNbr, escapedstr.c_str());
@@ -857,7 +857,7 @@ void TaskSketcherConstrains::on_listWidgetConstraints_itemChanged(QListWidgetIte
     }
 
     // update constraint virtual space status
-    Gui::Command::openCommand("Update constraint's virtual space");
+    Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Update constraint's virtual space"));
     try {
         Gui::cmdAppObjectArgs(sketch, "setVirtualSpace(%d, %s)",
                               it->ConstraintNbr,
diff --git a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
index da6bfaa723..6fbe9fccbf 100644
--- a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
+++ b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
@@ -808,7 +808,7 @@ bool ViewProviderSketch::mouseButtonPressed(int Button, bool pressed, const SbVe
                         Sketcher::PointPos PosId;
                         getSketchObject()->getGeoVertexIndex(edit->DragPoint, GeoId, PosId);
                         if (GeoId != Sketcher::Constraint::GeoUndef && PosId != Sketcher::none) {
-                            getDocument()->openCommand("Drag Point");
+                            getDocument()->openCommand(QT_TRANSLATE_NOOP("Command", "Drag Point"));
                             try {
                                 Gui::cmdAppObjectArgs(getObject(), "movePoint(%i,%i,App.Vector(%f,%f,0),%i)"
                                         ,GeoId, PosId, x-xInit, y-yInit, 0);
@@ -839,7 +839,7 @@ bool ViewProviderSketch::mouseButtonPressed(int Button, bool pressed, const SbVe
                             geo->getTypeId() == Part::GeomArcOfParabola::getClassTypeId()||
                             geo->getTypeId() == Part::GeomArcOfHyperbola::getClassTypeId()||
                             geo->getTypeId() == Part::GeomBSplineCurve::getClassTypeId()) {
-                            getDocument()->openCommand("Drag Curve");
+                            getDocument()->openCommand(QT_TRANSLATE_NOOP("Command", "Drag Curve"));
                             try {
                                 Gui::cmdAppObjectArgs(getObject(), "movePoint(%i,%i,App.Vector(%f,%f,0),%i)"
                                         ,edit->DragCurve, Sketcher::none, x-xInit, y-yInit, relative ? 1 : 0);
@@ -861,7 +861,7 @@ bool ViewProviderSketch::mouseButtonPressed(int Button, bool pressed, const SbVe
                     return true;
                 case STATUS_SKETCH_DragConstraint:
                     if (edit->DragConstraintSet.empty() == false) {
-                        getDocument()->openCommand("Drag Constraint");
+                        getDocument()->openCommand(QT_TRANSLATE_NOOP("Command", "Drag Constraint"));
                         auto idset = edit->DragConstraintSet;
                         for(int id : idset) {
                             moveConstraint(id, Base::Vector2d(x, y));
@@ -1037,7 +1037,7 @@ void ViewProviderSketch::editDoubleClicked(void)
 
             // if its the right constraint
             if (Constr->isDimensional()) {
-                Gui::Command::openCommand("Modify sketch constraints");
+                Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Modify sketch constraints"));
                 EditDatumDialog editDatumDialog(this, id);
                 editDatumDialog.exec();
             }