diff --git a/guibaker/pom.xml b/guibaker/pom.xml
index 3897e49..f316ed8 100644
--- a/guibaker/pom.xml
+++ b/guibaker/pom.xml
@@ -25,6 +25,11 @@
             <version>${project.parent.version}</version>
             <scope>import</scope>
         </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.18.0</version>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/guibaker/src/main/java/org/scaminc/minefork/guitools/baker/GuiBaker.java b/guibaker/src/main/java/org/scaminc/minefork/guitools/baker/GuiBaker.java
index 726e1bc..4bbb5bd 100644
--- a/guibaker/src/main/java/org/scaminc/minefork/guitools/baker/GuiBaker.java
+++ b/guibaker/src/main/java/org/scaminc/minefork/guitools/baker/GuiBaker.java
@@ -1,5 +1,6 @@
 package org.scaminc.minefork.guitools.baker;
 
+import org.apache.commons.io.FilenameUtils;
 import org.scaminc.minefork.guicore.NBTWriter;
 import org.scaminc.minefork.guicore.XMLReader;
 import org.scaminc.minefork.guicore.entity.Screen;
@@ -8,52 +9,71 @@ import org.xml.sax.SAXException;
 
 import javax.xml.parsers.ParserConfigurationException;
 import java.io.DataOutputStream;
+import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 
 public class GuiBaker {
+    private static void serialize(String in, String out)
+    {
+        try {
+            Screen scr = XMLReader.readFile(in);
+            if (scr == null)
+                throw new NullPointerException();
+
+            NBTCompound comp = NBTWriter.write(scr);
+
+            try (FileOutputStream s = new FileOutputStream(out)) {
+                try (DataOutputStream o = new DataOutputStream(s)) {
+                    comp.write(o);
+                }
+            }
+
+            System.out.printf("NBT %s successfully written!%n", FilenameUtils.getName(out));
+        } catch (ParserConfigurationException | IOException | SAXException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static void deserialize(String in, String out)
+    {
+        throw new RuntimeException("Deserialization is not supported!");
+    }
+
     public static void main(String[] args)
     {
         if (args.length < 3)
         {
             System.out.println("MineFork GUI Baker");
-            System.out.println("Usage: p/u [input xml] [output nbt]");
+            System.out.println("Serialize to NBT: p [input xml] [output nbt]");
+            System.out.println("Deserialize from NBT: u [input nbt] [output xml]");
+            System.out.println("Batch serialization: bp [output directory] [input XML 1] [input NBT 2] [...]");
+            System.out.println("Batch deserialization: bp [output directory] [input NBT 1] [input NBT 2] [...]");
             return;
         }
 
-        if (args[0].equals("p"))
-        {
-            String in = args[1];
-            String out = args[2];
-
-            try {
-                Screen scr = XMLReader.readFile(in);
-                if (scr == null)
-                    throw new NullPointerException();
-
-                NBTCompound comp = NBTWriter.write(scr);
-
-                try (FileOutputStream s = new FileOutputStream(out))
+        switch (args[0]) {
+            case "p" -> serialize(args[1], args[2]);
+            case "bp" -> {
+                String dir = FilenameUtils.getFullPathNoEndSeparator(args[1]) + File.separator;
+                for (int i = 2; i < args.length; i++)
                 {
-                    try (DataOutputStream o = new DataOutputStream(s))
-                    {
-                        comp.write(o);
-                    }
+                    String cur = args[i];
+                    String fn = FilenameUtils.getBaseName(cur);
+                    serialize(cur, dir + fn + ".nbt");
                 }
-
-                System.out.println("NBT successfully written!");
-            } catch (ParserConfigurationException | IOException | SAXException e) {
-                throw new RuntimeException(e);
             }
-
-        }
-        else if (args[0].equals("u"))
-        {
-            System.out.println("Conversion from NBT to XML is not supported yet!");
-        }
-        else
-        {
-            System.out.println("Unknown arguments");
+            case "u" -> deserialize(args[1], args[2]);
+            case "bu" -> {
+                String dir = FilenameUtils.getFullPathNoEndSeparator(args[1]) + File.separator;
+                for (int i = 2; i < args.length; i++)
+                {
+                    String cur = args[i];
+                    String fn = FilenameUtils.getBaseName(cur);
+                    deserialize(cur, dir + fn + ".xml");
+                }
+            }
+            default -> System.out.println("Unknown arguments");
         }
     }
 }