diff --git a/src/main/java/com/volmit/iris/core/gui/PregeneratorGUI.java b/src/main/java/com/volmit/iris/core/pregenerator/PregenListener.java
similarity index 59%
rename from src/main/java/com/volmit/iris/core/gui/PregeneratorGUI.java
rename to src/main/java/com/volmit/iris/core/pregenerator/PregenListener.java
index 0aada2f15..5faec9d13 100644
--- a/src/main/java/com/volmit/iris/core/gui/PregeneratorGUI.java
+++ b/src/main/java/com/volmit/iris/core/pregenerator/PregenListener.java
@@ -16,7 +16,22 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package com.volmit.iris.core.gui;
+package com.volmit.iris.core.pregenerator;
 
-public class PregeneratorGUI {
+public interface PregenListener {
+    void onTick(double chunksPerSecond, double chunksPerMinute, double regionsPerMinute, double percent, int generated, int totalChunks, int chunksRemaining, long eta, long elapsed, String method);
+
+    void onChunkGenerating(int x, int z);
+
+    void onChunkGenerated(int x, int z);
+
+    void onRegionGenerated(int x, int z);
+
+    void onRegionGenerating(int x, int z);
+
+    void onRegionSkipped(int x, int z);
+
+    void onClose();
+
+    void onSaving();
 }
diff --git a/src/main/java/com/volmit/iris/engine/framework/EngineCompositeGenerator.java b/src/main/java/com/volmit/iris/engine/framework/EngineCompositeGenerator.java
index f16276dcb..bf3067f66 100644
--- a/src/main/java/com/volmit/iris/engine/framework/EngineCompositeGenerator.java
+++ b/src/main/java/com/volmit/iris/engine/framework/EngineCompositeGenerator.java
@@ -23,6 +23,7 @@ import com.volmit.iris.core.IrisDataManager;
 import com.volmit.iris.core.IrisSettings;
 import com.volmit.iris.core.nms.BiomeBaseInjector;
 import com.volmit.iris.core.nms.INMS;
+import com.volmit.iris.core.pregenerator.PregenListener;
 import com.volmit.iris.engine.IrisEngineCompound;
 import com.volmit.iris.engine.IrisWorlds;
 import com.volmit.iris.engine.cache.Cache;
@@ -460,6 +461,11 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
 
     @Override
     public void directWriteMCA(IrisWorld w, int x, int z, NBTWorld writer, MultiBurst burst) {
+        directWriteMCA(w, x, z, writer, burst, null);
+    }
+
+    @Override
+    public void directWriteMCA(IrisWorld w, int x, int z, NBTWorld writer, MultiBurst burst, PregenListener l) {
         BurstExecutor e = burst.burst(1024);
         int mcaox = x << 5;
         int mcaoz = z << 5;
@@ -468,7 +474,17 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
             int ii = i;
             for (int j = 0; j < 32; j++) {
                 int jj = j;
-                e.queue(() -> directWriteChunk(w, ii + mcaox, jj + mcaoz, writer));
+                e.queue(() -> {
+                    if(l != null)
+                    {
+                        l.onChunkGenerating(ii + mcaox, jj + mcaoz);
+                    }
+                    directWriteChunk(w, ii + mcaox, jj + mcaoz, writer);
+                    if(l != null)
+                    {
+                        l.onChunkGenerated(ii + mcaox, jj + mcaoz);
+                    }
+                });
             }
         }
 
diff --git a/src/main/java/com/volmit/iris/engine/framework/IrisAccess.java b/src/main/java/com/volmit/iris/engine/framework/IrisAccess.java
index 8c6e692f7..1f8919b50 100644
--- a/src/main/java/com/volmit/iris/engine/framework/IrisAccess.java
+++ b/src/main/java/com/volmit/iris/engine/framework/IrisAccess.java
@@ -20,6 +20,7 @@ package com.volmit.iris.engine.framework;
 
 import com.volmit.iris.Iris;
 import com.volmit.iris.core.IrisDataManager;
+import com.volmit.iris.core.pregenerator.PregenListener;
 import com.volmit.iris.engine.IrisComplex;
 import com.volmit.iris.engine.data.DataProvider;
 import com.volmit.iris.engine.data.mca.NBTWorld;
@@ -47,6 +48,8 @@ public interface IrisAccess extends Hotloadable, DataProvider {
 
     void directWriteMCA(IrisWorld w, int x, int z, NBTWorld writer, MultiBurst burst);
 
+    void directWriteMCA(IrisWorld w, int x, int z, NBTWorld writer, MultiBurst burst, PregenListener listener);
+
     void directWriteChunk(IrisWorld w, int x, int z, NBTWorld writer);
 
     int getGenerated();