diff --git a/src/voronoi3d.scad b/src/voronoi3d.scad
new file mode 100644
index 00000000..2e19cdfd
--- /dev/null
+++ b/src/voronoi3d.scad
@@ -0,0 +1,32 @@
+include <__private__/__angy_angz.scad>;
+
+// slow but workable
+
+module voronoi3d(points, spacing = 1) {
+    xs = [for(p = points) p[0]];
+    ys = [for(p = points) abs(p[1])];
+    zs = [for(p = points) abs(p[2])];
+
+    space_size = max([(max(xs) -  min(xs) / 2), (max(ys) -  min(ys)) / 2, (max(zs) -  min(zs)) / 2]);    
+    half_space_size = 0.5 * space_size; 
+    offset_leng = spacing * 0.5 + half_space_size;
+
+    function normalize(v) = v / norm(v);
+    
+    module space(pt) {
+        intersection_for(p = points) {
+            if(pt != p) {
+                v = p - pt;
+                ryz = __angy_angz(p, pt);
+
+                translate((pt + p) / 2 - normalize(v) * offset_leng)
+                    rotate([0, -ryz[0], ryz[1]]) 
+                        cube(space_size, center = true); 
+            }
+        }
+    }    
+    
+    for(p = points) {	
+        space(p);
+    }
+}
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