diff --git a/src/main/java/de/bixilon/minosoft/Config.java b/src/main/java/de/bixilon/minosoft/Config.java
index 3bed57f59..ec80f3001 100644
--- a/src/main/java/de/bixilon/minosoft/Config.java
+++ b/src/main/java/de/bixilon/minosoft/Config.java
@@ -14,8 +14,8 @@
 package de.bixilon.minosoft;
 
 public class Config {
-    public static String homeDir;
     public static final String configFileName = "game.yml";
-    public static final boolean skipAuthentication = false; // only for offline development
+    public static final boolean skipAuthentication = true; // only for offline development
     public static final boolean colorLog = true;
+    public static String homeDir;
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/ByteArrayTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/ByteArrayTag.java
index 2b4b09228..2e3ae757a 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/ByteArrayTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/ByteArrayTag.java
@@ -42,4 +42,18 @@ public class ByteArrayTag implements Tag {
     public byte[] getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("[");
+        for (byte b : value) {
+            builder.append(b);
+            builder.append("b, ");
+        }
+        builder.delete(builder.length() - 1, builder.length()); // delete last comma
+        builder.append("]");
+
+        return builder.toString();
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/ByteTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/ByteTag.java
index b1a7f2075..eb8da1c9a 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/ByteTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/ByteTag.java
@@ -40,4 +40,9 @@ public class ByteTag implements Tag {
     public byte getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return value + "b";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/CompoundTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/CompoundTag.java
index be0b49ccd..222840e58 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/CompoundTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/CompoundTag.java
@@ -182,4 +182,22 @@ public class CompoundTag implements Tag {
         return (CompoundTag) data.get(key);
     }
 
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append(name);
+        builder.append("{");
+
+        for (Map.Entry<String, Tag> set : data.entrySet()) {
+            builder.append(set.getKey());
+            builder.append(":");
+            builder.append(set.getValue());
+            builder.append(",");
+        }
+        builder.delete(builder.length() - 1, builder.length()); // delete last comma
+
+        builder.append("}");
+        return builder.toString();
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/DoubleTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/DoubleTag.java
index d852f462d..841a0af56 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/DoubleTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/DoubleTag.java
@@ -40,4 +40,9 @@ public class DoubleTag implements Tag {
     public double getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return value + "D";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/FloatTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/FloatTag.java
index 2d8c86aa3..91cb7d54f 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/FloatTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/FloatTag.java
@@ -40,4 +40,9 @@ public class FloatTag implements Tag {
     public float getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return value + "F";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/IntArrayTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/IntArrayTag.java
index 97ed1f78f..630423644 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/IntArrayTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/IntArrayTag.java
@@ -42,4 +42,18 @@ public class IntArrayTag implements Tag {
     public int[] getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("[");
+        for (int i : value) {
+            builder.append(i);
+            builder.append(", ");
+        }
+        builder.delete(builder.length() - 1, builder.length()); // delete last comma
+        builder.append("]");
+
+        return builder.toString();
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/IntTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/IntTag.java
index ef4d3211a..984d3efef 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/IntTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/IntTag.java
@@ -40,4 +40,9 @@ public class IntTag implements Tag {
     public int getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return String.valueOf(value);
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/ListTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/ListTag.java
index 029f08c18..430a8f433 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/ListTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/ListTag.java
@@ -88,4 +88,18 @@ public class ListTag implements Tag {
     public List<Tag> getValue() {
         return list;
     }
+
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("[");
+        for (Tag tag : list) {
+            builder.append(tag);
+        }
+        builder.delete(builder.length() - 1, builder.length()); // delete last comma
+        builder.append("]");
+
+        return builder.toString();
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/LongArrayTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/LongArrayTag.java
index 9c712ff40..56f2efbaf 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/LongArrayTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/LongArrayTag.java
@@ -42,4 +42,18 @@ public class LongArrayTag implements Tag {
     public long[] getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("[");
+        for (long l : value) {
+            builder.append(l);
+            builder.append("L, ");
+        }
+        builder.delete(builder.length() - 1, builder.length()); // delete last comma
+        builder.append("]");
+
+        return builder.toString();
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/LongTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/LongTag.java
index 536fec92f..9aa7f99bd 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/LongTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/LongTag.java
@@ -40,4 +40,9 @@ public class LongTag implements Tag {
     public long getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return value + "L";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/ShortTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/ShortTag.java
index 98fadf239..6d5ef8b68 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/ShortTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/ShortTag.java
@@ -40,4 +40,9 @@ public class ShortTag implements Tag {
     public short getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return value + "s";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/StringTag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/StringTag.java
index b95e57802..fc5299ce8 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/StringTag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/StringTag.java
@@ -41,4 +41,9 @@ public class StringTag implements Tag {
     public String getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return "\"" + value + "\"";
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/nbt/tag/Tag.java b/src/main/java/de/bixilon/minosoft/nbt/tag/Tag.java
index e367a8713..4f4eb14b9 100644
--- a/src/main/java/de/bixilon/minosoft/nbt/tag/Tag.java
+++ b/src/main/java/de/bixilon/minosoft/nbt/tag/Tag.java
@@ -19,4 +19,6 @@ public interface Tag {
     TagTypes getType();
 
     void writeBytes(OutByteBuffer buffer);
+
+    String toString();
 }