diff --git a/extensions/fablabchemnitz/ofsplot.inx b/extensions/fablabchemnitz/ofsplot.inx
index e3fe4df8..c85ec1ae 100644
--- a/extensions/fablabchemnitz/ofsplot.inx
+++ b/extensions/fablabchemnitz/ofsplot.inx
@@ -22,6 +22,13 @@
         <option value="1">Round</option>
         <option value="2">Miter</option>
     </param>
+    <param name="endtype" appearance="combo" type="optiongroup" default="3" gui-text="End type">
+        <option value="0">Closed Polygon</option>
+        <option value="1">Closed Line</option>
+        <option value="2">Open Butt</option>
+        <option value="3">Open Square</option>
+        <option value="4">Open Round</option>
+    </param>
     <param name="settingsHelp" type="description">Python library pyclipper needs to be installed. Use Flatten Bezier plugin in advance of this plugin.</param>
     <effect>
         <object-type>all</object-type>
diff --git a/extensions/fablabchemnitz/ofsplot.py b/extensions/fablabchemnitz/ofsplot.py
index 5250694b..f7a79803 100644
--- a/extensions/fablabchemnitz/ofsplot.py
+++ b/extensions/fablabchemnitz/ofsplot.py
@@ -16,6 +16,7 @@ class ofsplot(inkex.Effect):
         self.arg_parser.add_argument("--copy_org", type=inkex.Boolean, default=True, help="copy original path")
         self.arg_parser.add_argument("--offset_increase", type=float, default=0.000, help="Offset increase between iterations")
         self.arg_parser.add_argument("--jointype", default="2", help="Join type")
+        self.arg_parser.add_argument("--endtype", default="3", help="End type")
         self.arg_parser.add_argument("--miterlimit", type=float, default=3.0, help="Miter limit")
         self.arg_parser.add_argument("--clipperscale", type=float, default=1024.0, help="Scaling factor")
         
@@ -35,13 +36,26 @@ class ofsplot(inkex.Effect):
 
                 pco = pyclipper.PyclipperOffset(self.options.miterlimit)
                 
-                JT = pyclipper.JT_MITER
+                JT = None
                 if self.options.jointype == "0":
                     JT = pyclipper.JT_SQUARE
                 elif self.options.jointype == "1":
                     JT = pyclipper.JT_ROUND
                 elif self.options.jointype == "2":
-                    JT = pyclipper.JT_MITER     
+                    JT = pyclipper.JT_MITER
+                    
+                ET = None
+                if self.options.endtype == "0":
+                    ET = pyclipper.ET_CLOSEDPOLYGON
+                elif self.options.endtype == "1":
+                    ET = pyclipper.ET_CLOSEDLINE
+                elif self.options.endtype == "2":
+                    ET = pyclipper.ET_OPENBUTT
+                elif self.options.endtype == "3":
+                    ET = pyclipper.ET_OPENSQUARE
+                elif self.options.endtype == "4":                 
+                    ET = pyclipper.ET_OPENROUND
+                
                 new = []
 
                 # load in initial paths
@@ -50,7 +64,7 @@ class ofsplot(inkex.Effect):
                     for item in sub:
                         itemx = [float(z) * scale_factor for z in item[1]]
                         sub_simple.append(itemx)
-                    pco.AddPath(sub_simple, JT, pyclipper.ET_CLOSEDPOLYGON)
+                    pco.AddPath(sub_simple, JT, ET)
 
                 # calculate offset paths for different offset amounts
                 offset_list = []