diff --git a/extensions/fablabchemnitz/affine_spirals/affine_spirals.inx b/extensions/fablabchemnitz/affine_spirals/affine_spirals.inx
index 26ababb9..5b92ba53 100644
--- a/extensions/fablabchemnitz/affine_spirals/affine_spirals.inx
+++ b/extensions/fablabchemnitz/affine_spirals/affine_spirals.inx
@@ -4,9 +4,9 @@
    <id>fablabchemnitz.de.affine_spirals</id>
    <param name="active-tab" type="notebook">
       <page name="title" gui-text="Settings">
-         <param name="num_lines" type="int" min="1" max="6" gui-text="Depth">3</param>
-         <param name="num_petals" type="int" min="2" max="8" gui-text="petals">2</param>
-         <param name="shrink_ratio" type="float" min="0.1" max="0.9" precision="2" gui-text="shrink factor">0.8</param>
+         <param name="num_lines" type="int" min="1" max="100" gui-text="Depth">3</param>
+         <param name="num_petals" type="int" min="2" max="100" gui-text="petals">2</param>
+         <param name="shrink_ratio" type="float" min="0.01" max="0.99" precision="2" gui-text="shrink factor">0.8</param>
       </page>
    </param>
    <effect>
diff --git a/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.inx b/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.inx
index 47bc22da..c069020e 100644
--- a/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.inx
+++ b/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.inx
@@ -3,18 +3,20 @@
    <name>Apollonian Gasket</name>
    <id>fablabchemnitz.de.apollonian_gasket</id>
    <param name="active_tab" type="notebook">
-      <page name="title" gui-text="Settings">
-         <param name="depth" type="int" min="2" max="7" gui-text="Depth">3</param>
+      <page name="settings" gui-text="Settings">
+         <param name="depth" type="int" min="2" max="10" gui-text="Depth" gui-description="Warning: high values might calculate really long!">3</param>
          <param name="c1" type="float" min="0.1" max="10.0" precision="2" gui-text="c1">2.0</param>
          <param name="c2" type="float" min="0.1" max="10.0" precision="2" gui-text="c2">3.0</param>
          <param name="c3" type="float" min="0.1" max="10.0" precision="2" gui-text="c3">3.0</param>
          <param name="shrink" type="bool" gui-text="shrink circles for cutting">true</param>
+         <param name="as_paths" type="bool" gui-text="draw svg:path instead svg:circle elements">true</param>
+
       </page>
-      <page name="Usage1" gui-text="Usage">
+      <page name="Usage" gui-text="Usage">
          <label xml:space="preserve">Make an apollonian gasket:
-		Depth = depth in search tree
+Depth = depth in search tree
 		
-		c1,c2,c3 = curvatures of first 3 osculating circles</label>
+c1,c2,c3 = curvatures of first 3 osculating circles</label>
          <label appearance="url">https://en.wikipedia.org/wiki/Apollonian_gasket</label>
       </page>
    </param>
diff --git a/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.py b/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.py
index 1b8c78b5..c859d2db 100644
--- a/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.py
+++ b/extensions/fablabchemnitz/apollonian_gasket/apollonian_gasket.py
@@ -13,23 +13,29 @@ def cplxs2pts(zs):
     return tt
 
 def draw_SVG_circle(parent, r, cx, cy, name):
-    " structre an SVG circle entity under parent "
+    " structure an SVG circle entity under parent "
     circ_attribs = { 'cx': str(cx), 'cy': str(cy), 
                     'r': str(r),
                     inkex.addNS('label','inkscape'): name}
-    
-    
-    circle = etree.SubElement(parent, inkex.addNS('circle','svg'), circ_attribs )
+    circle = etree.SubElement(parent, inkex.addNS('circle','svg'), circ_attribs)
+
+def draw_SVG_circleAsPath(parent, r, cx, cy, name):
+    circ_attribs = {
+        "d": "M {:0.6f}, {:0.6f} a {:0.6f},{:0.6f} 0 1,0 {:0.6f},0 a {:0.6f},{:0.6f} 0 1,0 {:0.6f},0".format(
+            cx - r, cy, r, r, 2*r, r, r, -2*r),
+        inkex.addNS('label','inkscape'): name}
+    circle = etree.SubElement(parent, inkex.addNS('path','svg'), circ_attribs)
 
 class Gasket(inkex.EffectExtension): # choose a better name
     
     def add_arguments(self, pars):
-        pars.add_argument("--depth",type=int, default=3, help="command line help")
-        pars.add_argument("--c1", type=float, default=2.0, help="command line help")
-        pars.add_argument("--c2", type=float, default=3.0, help="command line help")
-        pars.add_argument("--c3", type=float, default=3.0, help="command line help")
-        pars.add_argument("--shrink", type=inkex.Boolean, default=True, help="command line help")
-        pars.add_argument("--active_tab", default='title', help="Active tab.")
+        pars.add_argument("--active_tab")
+        pars.add_argument("--depth",type=int, default=3)
+        pars.add_argument("--c1", type=float, default=2.0)
+        pars.add_argument("--c2", type=float, default=3.0)
+        pars.add_argument("--c3", type=float, default=3.0)
+        pars.add_argument("--shrink", type=inkex.Boolean, default=True)
+        pars.add_argument("--as_paths", type=inkex.Boolean, default=True)
               
     def calc_unit_factor(self):
         unit_factor = self.svg.unittouu(str(1.0) + self.options.units)
@@ -86,7 +92,10 @@ class Gasket(inkex.EffectExtension): # choose a better name
             
             #rescale and add circle to document
             cx, cy, r  = scale_factor * cx , scale_factor * cy, scale_factor * r
-            draw_SVG_circle(topgroup, r, cx, cy, 'apo')          
+            if self.options.as_paths is False:
+                draw_SVG_circle(topgroup, r, cx, cy, 'apollian')
+            else:
+                draw_SVG_circleAsPath(topgroup, r, cx, cy, 'apollian')                    
                          
 if __name__ == '__main__':
     Gasket().run()
\ No newline at end of file
diff --git a/extensions/fablabchemnitz/vpypetools/vpypetools.py b/extensions/fablabchemnitz/vpypetools/vpypetools.py
index 4714845c..47e93b73 100644
--- a/extensions/fablabchemnitz/vpypetools/vpypetools.py
+++ b/extensions/fablabchemnitz/vpypetools/vpypetools.py
@@ -406,7 +406,7 @@ class vpypetools (inkex.EffectExtension):
                 if self_viewBox is not None:
                     element.set('transform', 'scale(' + str(scaleX) + ',' + str(scaleY) + ')') #imported groups need to be transformed. Or they have wrong size. Reason: different viewBox sizes/units in namedview definitions
        
-            # convert vpype polylines/lines/polygons to regular paths again (strokes to paths)
+            # convert vpype polylines/lines/polygons to regular paths again (objects to paths)
             if self.options.strokes_to_paths is True:     
                 for line in element.iter("{http://www.w3.org/2000/svg}line"):
                     newLine = PathElement()