diff --git a/src/main/java/codechicken/nei/config/DataDumper.java b/src/main/java/codechicken/nei/config/DataDumper.java
index ef3f139d5..557e612ea 100644
--- a/src/main/java/codechicken/nei/config/DataDumper.java
+++ b/src/main/java/codechicken/nei/config/DataDumper.java
@@ -92,7 +92,7 @@ public void drawPrefix() {
     }
 
     public Rectangle4i dumpButtonSize() {
-        int width = 80;
+        int width = 50;
         return new Rectangle4i(getSlot().slotWidth() - width, 0, width, 20);
     }
 
diff --git a/src/main/java/codechicken/nei/config/GuiHighlightTips.java b/src/main/java/codechicken/nei/config/GuiHighlightTips.java
index 6500988ac..7d863e428 100644
--- a/src/main/java/codechicken/nei/config/GuiHighlightTips.java
+++ b/src/main/java/codechicken/nei/config/GuiHighlightTips.java
@@ -18,6 +18,7 @@
 
 import codechicken.core.gui.GuiCCButton;
 import codechicken.core.gui.GuiScreenWidget;
+import codechicken.lib.config.ConfigTag;
 import codechicken.lib.math.MathHelper;
 import codechicken.lib.vec.Rectangle4i;
 import codechicken.nei.HUDRenderer;
@@ -27,12 +28,16 @@ public class GuiHighlightTips extends GuiScreenWidget {
     private final String name;
     private GuiCCButton toggleButton;
     private final Option opt;
+    private final GuiOptionList parentGui;
+    private final boolean world;
     private Point dragDown;
 
     public GuiHighlightTips(Option opt) {
         super(80, 20);
         this.opt = opt;
         name = opt.name;
+        this.parentGui = (GuiOptionList) Minecraft.getMinecraft().currentScreen;
+        this.world = parentGui.worldConfig();
     }
 
     @Override
@@ -48,7 +53,7 @@ public void addWidgets() {
     @Override
     public void actionPerformed(String ident, Object... params) {
         if (ident.equals("show")) {
-            opt.getTag(name).setBooleanValue(!show());
+            getTag(name).setBooleanValue(!show());
             updateNames();
         }
     }
@@ -58,13 +63,21 @@ private void updateNames() {
     }
 
     private boolean show() {
-        return opt.renderTag(name).getBooleanValue();
+        return renderTag(name).getBooleanValue();
+    }
+
+    private ConfigTag getTag(String s) {
+        return (world ? opt.worldConfigSet() : opt.globalConfigSet()).config.getTag(s);
+    }
+
+    private ConfigTag renderTag(String s) {
+        return (world && opt.worldSpecific(s) ? opt.worldConfigSet() : opt.globalConfigSet()).config.getTag(s);
     }
 
     @Override
     public void keyTyped(char c, int keycode) {
         if (keycode == Keyboard.KEY_ESCAPE || keycode == Keyboard.KEY_BACK) {
-            Minecraft.getMinecraft().displayGuiScreen(opt.getSlot().getGui());
+            Minecraft.getMinecraft().displayGuiScreen(parentGui);
             return;
         }
         super.keyTyped(c, keycode);
@@ -82,7 +95,7 @@ public void drawScreen(int mousex, int mousey, float f) {
     }
 
     public Point getPos() {
-        return new Point(opt.renderTag(name + ".x").getIntValue(), opt.renderTag(name + ".y").getIntValue());
+        return new Point(renderTag(name + ".x").getIntValue(), renderTag(name + ".y").getIntValue());
     }
 
     public Dimension sampleSize() // copied from HUDManager when running with the sample for this gui
@@ -148,8 +161,8 @@ protected void mouseClicked(int x, int y, int button) {
     }
 
     private void setPos(Point p) {
-        opt.getTag(name).setBooleanValue(show()); // duplicates global tag for the option gui if in world mode
-        opt.getTag(name + ".x").setIntValue(p.x);
-        opt.getTag(name + ".y").setIntValue(p.y);
+        getTag(name).setBooleanValue(show()); // duplicates global tag for the option gui if in world mode
+        getTag(name + ".x").setIntValue(p.x);
+        getTag(name + ".y").setIntValue(p.y);
     }
 }
diff --git a/src/main/java/codechicken/nei/config/GuiItemIconDumper.java b/src/main/java/codechicken/nei/config/GuiItemIconDumper.java
index adc06cfe2..2ce529a60 100644
--- a/src/main/java/codechicken/nei/config/GuiItemIconDumper.java
+++ b/src/main/java/codechicken/nei/config/GuiItemIconDumper.java
@@ -43,6 +43,7 @@ public class GuiItemIconDumper extends GuiScreen {
     }
 
     private Option opt;
+    private final GuiOptionList parentGui;
     private int drawIndex;
     private int parseIndex;
     private final File dir = new File(CommonUtils.getMinecraftDir(), "dumps/itempanel_icons");
@@ -52,6 +53,7 @@ public class GuiItemIconDumper extends GuiScreen {
 
     public GuiItemIconDumper(Option opt, int iconSize) {
         this.opt = opt;
+        this.parentGui = (GuiOptionList) Minecraft.getMinecraft().currentScreen;
         this.iconSize = iconSize;
         borderSize = iconSize / 16;
         boxSize = iconSize + borderSize * 2;
@@ -62,7 +64,7 @@ public GuiItemIconDumper(Option opt, int iconSize) {
     }
 
     private void returnScreen(IChatComponent msg) {
-        Minecraft.getMinecraft().displayGuiScreen(opt.getSlot().getGui());
+        Minecraft.getMinecraft().displayGuiScreen(parentGui);
         NEIClientUtils.printChatMessage(msg);
     }
 
diff --git a/src/main/java/codechicken/nei/config/GuiItemSorter.java b/src/main/java/codechicken/nei/config/GuiItemSorter.java
index e42af183e..0dc42170c 100644
--- a/src/main/java/codechicken/nei/config/GuiItemSorter.java
+++ b/src/main/java/codechicken/nei/config/GuiItemSorter.java
@@ -7,10 +7,12 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiScreen;
 
 import org.lwjgl.opengl.GL11;
 
+import codechicken.lib.config.ConfigTag;
 import codechicken.lib.math.MathHelper;
 import codechicken.nei.ItemSorter;
 import codechicken.nei.ItemSorter.SortEntry;
@@ -48,6 +50,8 @@ public boolean contains(int my) {
     public final Option opt;
     public final List<SortItem> slots = new ArrayList<>();
     public final List<SortEntry> list;
+    private final GuiOptionList parentGui;
+    private final boolean world;
 
     boolean dragging;
     public SortItem dragged;
@@ -56,7 +60,9 @@ public boolean contains(int my) {
 
     public GuiItemSorter(Option opt) {
         this.opt = opt;
-        list = ItemSorter.fromSaveString(opt.renderTag().getValue());
+        this.parentGui = (GuiOptionList) Minecraft.getMinecraft().currentScreen;
+        this.world = parentGui.worldConfig();
+        list = ItemSorter.fromSaveString(renderTag(opt.configName()).getValue());
         for (SortEntry e : list) slots.add(new SortItem(e));
     }
 
@@ -98,7 +104,7 @@ public String getTitle() {
 
     @Override
     public GuiScreen getParentScreen() {
-        return opt.getSlot().getGui();
+        return parentGui;
     }
 
     @Override
@@ -114,16 +120,24 @@ public void updateScreen() {
                 list.remove(dragged.e);
                 list.add(nslot, dragged.e);
 
-                opt.getTag().setValue(ItemSorter.getSaveString(list));
+                getTag(opt.configName()).setValue(ItemSorter.getSaveString(list));
                 LayoutManager.markItemsDirty();
 
-                if (opt.activeTag() == opt.getTag()) {
+                if (opt.activeTag() == getTag(opt.configName())) {
                     ItemSorter.list = new ArrayList<>(list);
                 }
             }
         }
     }
 
+    private ConfigTag getTag(String s) {
+        return (world ? opt.worldConfigSet() : opt.globalConfigSet()).config.getTag(s);
+    }
+
+    private ConfigTag renderTag(String s) {
+        return (world && opt.worldSpecific(s) ? opt.worldConfigSet() : opt.globalConfigSet()).config.getTag(s);
+    }
+
     public SortItem itemAt(int mx, int my) {
         if (!pane.windowBounds().contains(mx, my)) return null;
 
diff --git a/src/main/java/codechicken/nei/config/GuiPanelSettings.java b/src/main/java/codechicken/nei/config/GuiPanelSettings.java
index 075f25d3d..f2be629a9 100644
--- a/src/main/java/codechicken/nei/config/GuiPanelSettings.java
+++ b/src/main/java/codechicken/nei/config/GuiPanelSettings.java
@@ -12,6 +12,7 @@
 import org.lwjgl.opengl.GL12;
 
 import codechicken.core.gui.GuiScreenWidget;
+import codechicken.lib.config.ConfigTag;
 import codechicken.lib.gui.GuiDraw;
 import codechicken.lib.render.CCRenderState;
 import codechicken.lib.vec.Rectangle4i;
@@ -21,7 +22,7 @@
 
 public class GuiPanelSettings extends GuiScreenWidget {
 
-    private final Option opt;
+    private final GuiOptionList parentGui;
 
     private PanelPlaceholder bookmarksPanel;
     private PanelPlaceholder itemsPanel;
@@ -54,6 +55,7 @@ protected static class PanelPlaceholder {
 
         private final Option opt;
         private final String name;
+        private final boolean world;
         private Rectangle4i margin;
         private Point dragDown;
         private String dragDir;
@@ -67,9 +69,10 @@ protected static class PanelPlaceholder {
         private PanelResizeButton rightButton = new PanelResizeButton(PANEL_SIZE, PANEL_SIZE * 2);
         private PanelResizeButton bottomButton = new PanelResizeButton(PANEL_SIZE * 2, PANEL_SIZE);
 
-        public PanelPlaceholder(Option opt, String name) {
+        public PanelPlaceholder(Option opt, String name, boolean world) {
             this.opt = opt;
             this.name = name;
+            this.world = world;
         }
 
         public void resize(Rectangle4i margin) {
@@ -116,10 +119,10 @@ protected int[] getPaddings() {
             final int minWidth = ItemsGrid.SLOT_SIZE;
             final int minHeight = ItemsGrid.SLOT_SIZE;
 
-            int paddingLeft = (int) Math.ceil(margin.w * opt.renderTag(name + ".left").getIntValue() / 100000.0);
-            int paddingTop = (int) Math.ceil(margin.h * opt.renderTag(name + ".top").getIntValue() / 100000.0);
-            int paddingRight = (int) Math.ceil(margin.w * opt.renderTag(name + ".right").getIntValue() / 100000.0);
-            int paddingBottom = (int) Math.ceil(margin.h * opt.renderTag(name + ".bottom").getIntValue() / 100000.0);
+            int paddingLeft = (int) Math.ceil(margin.w * getTag(name + ".left").getIntValue() / 100000.0);
+            int paddingTop = (int) Math.ceil(margin.h * getTag(name + ".top").getIntValue() / 100000.0);
+            int paddingRight = (int) Math.ceil(margin.w * getTag(name + ".right").getIntValue() / 100000.0);
+            int paddingBottom = (int) Math.ceil(margin.h * getTag(name + ".bottom").getIntValue() / 100000.0);
 
             if (dragDir != null) {
                 final Point mouse = GuiDraw.getMousePosition();
@@ -159,6 +162,10 @@ protected int[] getPaddings() {
             return new int[] { paddingLeft, paddingTop, paddingRight, paddingBottom };
         }
 
+        private ConfigTag getTag(String s) {
+            return (world ? opt.worldConfigSet() : opt.globalConfigSet()).config.getTag(s);
+        }
+
         protected void drawItems() {
             final int columns = (w - 2) / ItemsGrid.SLOT_SIZE;
             final int rows = (h - (PANEL_SIZE + 2) * 2 - 2) / ItemsGrid.SLOT_SIZE;
@@ -219,10 +226,10 @@ protected void mouseMovedOrUp(int x, int y, int button) {
             if (button == 0 && dragDown != null) {
                 int[] padding = getPaddings();
 
-                opt.renderTag(name + ".left").setIntValue(padding[0] * 100000 / margin.w);
-                opt.renderTag(name + ".top").setIntValue(padding[1] * 100000 / margin.h);
-                opt.renderTag(name + ".right").setIntValue(padding[2] * 100000 / margin.w);
-                opt.renderTag(name + ".bottom").setIntValue(padding[3] * 100000 / margin.h);
+                getTag(name + ".left").setIntValue(padding[0] * 100000 / margin.w);
+                getTag(name + ".top").setIntValue(padding[1] * 100000 / margin.h);
+                getTag(name + ".right").setIntValue(padding[2] * 100000 / margin.w);
+                getTag(name + ".bottom").setIntValue(padding[3] * 100000 / margin.h);
 
                 dragDir = null;
                 dragDown = null;
@@ -232,10 +239,11 @@ protected void mouseMovedOrUp(int x, int y, int button) {
 
     public GuiPanelSettings(Option opt) {
         super(176, 198);
-        this.opt = opt;
+        this.parentGui = (GuiOptionList) Minecraft.getMinecraft().currentScreen;
 
-        bookmarksPanel = new PanelPlaceholder(opt, opt.name + ".bookmarks");
-        itemsPanel = new PanelPlaceholder(opt, opt.name + ".items");
+        boolean world = parentGui.worldConfig();
+        bookmarksPanel = new PanelPlaceholder(opt, opt.name + ".bookmarks", world);
+        itemsPanel = new PanelPlaceholder(opt, opt.name + ".items", world);
     }
 
     @Override
@@ -247,7 +255,7 @@ public boolean doesGuiPauseGame() {
     public void keyTyped(char c, int keycode) {
 
         if (keycode == Keyboard.KEY_ESCAPE || keycode == Keyboard.KEY_BACK) {
-            Minecraft.getMinecraft().displayGuiScreen(opt.getSlot().getGui());
+            Minecraft.getMinecraft().displayGuiScreen(parentGui);
             return;
         }
 
diff --git a/src/main/java/codechicken/nei/config/preset/GuiPresetList.java b/src/main/java/codechicken/nei/config/preset/GuiPresetList.java
index cbd42bb04..afb3d230d 100644
--- a/src/main/java/codechicken/nei/config/preset/GuiPresetList.java
+++ b/src/main/java/codechicken/nei/config/preset/GuiPresetList.java
@@ -17,12 +17,14 @@
 import codechicken.nei.NEIClientUtils;
 import codechicken.nei.PresetsList;
 import codechicken.nei.PresetsList.Preset;
+import codechicken.nei.config.GuiOptionList;
 import codechicken.nei.config.GuiOptionPane;
 import codechicken.nei.config.Option;
 
 public class GuiPresetList extends GuiOptionPane {
 
     private final Option opt;
+    private final GuiOptionList parentGui;
     protected static final int SLOT_HEIGHT = 24;
     protected static final int BUTTON_HEIGHT = 20;
     protected GuiCCButton createButton;
@@ -31,6 +33,7 @@ public class GuiPresetList extends GuiOptionPane {
 
     public GuiPresetList(Option opt) {
         this.opt = opt;
+        this.parentGui = (GuiOptionList) Minecraft.getMinecraft().currentScreen;
         this.createButton = new GuiCCButton(0, 2, 0, 16, NEIClientUtils.translate("presets.new"))
                 .setActionCommand("create");
         this.toggleButton = new GuiCCButton(0, 2, 0, 16, NEIClientUtils.translate("presets.toggle"))
@@ -253,7 +256,7 @@ protected void drawSlot(Rectangle w, int slot, int x, int y, int mx, int my) {
 
     @Override
     public GuiScreen getParentScreen() {
-        return opt.getSlot().getGui();
+        return parentGui;
     }
 
     @Override