diff --git a/instances/forge-1.20.1-survival/export_modpack.py b/instances/forge-1.20.1-survival/export_modpack.py
new file mode 100755
index 0000000..3975d42
--- /dev/null
+++ b/instances/forge-1.20.1-survival/export_modpack.py
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+import os
+import zipfile
+from datetime import datetime
+from pathlib import Path
+
+# --- CONFIGURATION ---
+# Folders to include in the backup zip
+INCLUDE_DIRS = [
+    "mods",
+    "config",
+    "kubejs",
+    "defaultconfigs",
+    "resourcepacks",
+    "shaderpacks",
+    "fancymenu_data",  # Common layout mod folder
+]
+
+# Root files to include
+INCLUDE_FILES = [
+    "options.txt",
+    "optionsshaders.txt",
+    "optionsof.txt",
+]
+
+def create_modpack_zip():
+    # Use current working directory where the script is executed
+    base_dir = Path.cwd()
+    
+    # Generate timestamped filename
+    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
+    output_filename = f"Modpack_Export_{timestamp}.zip"
+    output_filepath = base_dir / output_filename
+
+    print("=========================================")
+    print(f"📦 Packaging Modpack from: {base_dir}")
+    print("=========================================\n")
+
+    files_added = 0
+
+    # Create ZIP using DEFLATED compression
+    with zipfile.ZipFile(output_filepath, 'w', zipfile.ZIP_DEFLATED) as zipf:
+        
+        # 1. Process Folders
+        for folder_name in INCLUDE_DIRS:
+            folder_path = base_dir / folder_name
+            if folder_path.is_dir():
+                print(f" [+] Adding folder: {folder_name}/")
+                for root, dirs, files in os.walk(folder_path):
+                    for file in files:
+                        file_path = Path(root) / file
+                        # Preserve relative path inside zip
+                        arcname = file_path.relative_to(base_dir)
+                        zipf.write(file_path, arcname)
+                        files_added += 1
+            else:
+                print(f" [-] Skipping (folder not found): {folder_name}/")
+
+        print()
+
+        # 2. Process Files
+        for file_name in INCLUDE_FILES:
+            file_path = base_dir / file_name
+            if file_path.is_file():
+                print(f" [+] Adding file:   {file_name}")
+                zipf.write(file_path, file_name)
+                files_added += 1
+            else:
+                print(f" [-] Skipping (file not found):   {file_name}")
+
+    print("\n=========================================")
+    if files_added > 0:
+        file_size_mb = output_filepath.stat().st_size / (1024 * 1024)
+        print(f"✅ SUCCESS! Packaged {files_added} files.")
+        print(f"💾 Saved as: {output_filename} ({file_size_mb:.2f} MB)")
+    else:
+        print("⚠️ WARNING: No files found to package. Check your execution folder.")
+        output_filepath.unlink(missing_ok=True) # Remove empty zip
+    print("=========================================")
+
+if __name__ == "__main__":
+    create_modpack_zip()
diff --git a/instances/forge-1.20.1-survival/mod-configs.md b/instances/forge-1.20.1-survival/mod-configs.md
index bb05b57..b7592a3 100644
--- a/instances/forge-1.20.1-survival/mod-configs.md
+++ b/instances/forge-1.20.1-survival/mod-configs.md
@@ -12,6 +12,7 @@
 | **Create Addition** | `runtime/data/config/createaddition-common.toml` | `generator_efficiency` | `0.5` | Tech power generation rebalance |
 | **Sophisticated Backpacks** | `runtime/data/config/sophisticatedbackpacks-common.toml` | `enabledItems` | Tier 3/4 upgrades = `false` | Cap portable storage capacity |
 | **JourneyMap** | `runtime/data/journeymap/server/6.0/*.config` | `radarEnabled` | `"Disabled"` | Disable radar and wallhacks |
+| **Distant Horizons** | `runtime/data/config/DistantHorizons.toml` | `distanceGeneratorMode` | `"FULL"` | Pregenerate both vanilla chunks & LODs without Chunky |
 
 ---
 
@@ -80,3 +81,10 @@
   }
 }
 ```
+
+### 6. Distant Horizons (`runtime/data/config/DistantHorizons.toml`)
+```toml
+[client.advanced.worldGenerator]
+    # Set to FULL to generate both vanilla chunks and LODs during server pregen (/dh pregen start)
+    distanceGeneratorMode = "FULL"
+```