diff --git a/resources/icons/gcode.icns b/resources/icons/gcode.icns
new file mode 100644
index 000000000..d5be3bd57
Binary files /dev/null and b/resources/icons/gcode.icns differ
diff --git a/resources/icons/stl.icns b/resources/icons/stl.icns
new file mode 100644
index 000000000..a96989598
Binary files /dev/null and b/resources/icons/stl.icns differ
diff --git a/src/platform/osx/Info.plist.in b/src/platform/osx/Info.plist.in
index 099cb5c37..35958acde 100644
--- a/src/platform/osx/Info.plist.in
+++ b/src/platform/osx/Info.plist.in
@@ -22,11 +22,99 @@
   <string>????</string>
   <key>CFBundleVersion</key>
   <string>@SLIC3R_BUILD_ID@</string>
-  <key>CGDisableCoalescedUpdates</key>
-  <false/>
-  <key>NSPrincipalClass</key>
-  <string>NSApplication</string>
-  <key>NSHighResolutionCapable</key>
-  <true/>
-</dict>
+  <key>CFBundleDocumentTypes</key>
+    <array>
+      <dict>
+        <key>CFBundleTypeExtensions</key>
+        <array>
+          <string>stl</string>
+          <string>STL</string>
+        </array>
+        <key>CFBundleTypeIconFile</key>
+        <string>stl.icns</string>
+        <key>CFBundleTypeName</key>
+        <string>STL</string>
+        <key>CFBundleTypeRole</key>
+        <string>Viewer</string>
+        <key>LISsAppleDefaultForType</key>
+        <true/>
+        <key>LSHandlerRank</key>
+        <string>Alternate</string>
+      </dict>
+      <dict>
+        <key>CFBundleTypeExtensions</key>
+        <array>
+          <string>obj</string>
+          <string>OBJ</string>
+        </array>
+        <key>CFBundleTypeIconFile</key>
+        <string>Slic3r.icns</string>
+        <key>CFBundleTypeName</key>
+        <string>STL</string>
+        <key>CFBundleTypeRole</key>
+        <string>Viewer</string>
+        <key>LISsAppleDefaultForType</key>
+        <true/>
+        <key>LSHandlerRank</key>
+        <string>Alternate</string>
+      </dict>
+      <dict>
+        <key>CFBundleTypeExtensions</key>
+        <array>
+          <string>amf</string>
+          <string>AMF</string>
+        </array>
+        <key>CFBundleTypeIconFile</key>
+        <string>Slic3r.icns</string>
+        <key>CFBundleTypeName</key>
+        <string>AMF</string>
+        <key>CFBundleTypeRole</key>
+        <string>Viewer</string>
+        <key>LISsAppleDefaultForType</key>
+        <true/>
+        <key>LSHandlerRank</key>
+        <string>Alternate</string>
+      </dict>
+      <dict>
+        <key>CFBundleTypeExtensions</key>
+        <array>
+          <string>3mf</string>
+          <string>3MF</string>
+        </array>
+        <key>CFBundleTypeIconFile</key>
+        <string>Slic3r.icns</string>
+        <key>CFBundleTypeName</key>
+        <string>3MF</string>
+        <key>CFBundleTypeRole</key>
+        <string>Viewer</string>
+        <key>LISsAppleDefaultForType</key>
+        <true/>
+        <key>LSHandlerRank</key>
+        <string>Alternate</string>
+      </dict>
+      <dict>
+        <key>CFBundleTypeExtensions</key>
+        <array>
+          <string>gcode</string>
+          <string>GCODE</string>
+        </array>
+        <key>CFBundleTypeIconFile</key>
+        <string>gcode.icns</string>
+        <key>CFBundleTypeName</key>
+        <string>GCODE</string>
+        <key>CFBundleTypeRole</key>
+        <string>Editor</string>
+        <key>LISsAppleDefaultForType</key>
+        <true/>
+        <key>LSHandlerRank</key>
+        <string>Alternate</string>
+      </dict>
+    </array>
+    <key>LSMinimumSystemVersion</key>
+    <string>10.9</string>
+    <key>NSPrincipalClass</key>
+    <string>NSApplication</string>
+    <key>NSHighResolutionCapable</key>
+    <true/>
+  </dict>
 </plist>