diff --git a/src/main/java/inf112/fiasko/roborally/utility/BoardLoaderUtil.java b/src/main/java/inf112/fiasko/roborally/utility/BoardLoaderUtil.java
index af34d36..75f3377 100644
--- a/src/main/java/inf112/fiasko/roborally/utility/BoardLoaderUtil.java
+++ b/src/main/java/inf112/fiasko/roborally/utility/BoardLoaderUtil.java
@@ -14,7 +14,7 @@ import java.io.*;
 import java.util.List;
 
 /**
- * Loads a board
+ * This class helps loading boards
  */
 public final class BoardLoaderUtil {
     private BoardLoaderUtil() {}
diff --git a/src/main/java/inf112/fiasko/roborally/utility/IOUtil.java b/src/main/java/inf112/fiasko/roborally/utility/IOUtil.java
index f17f5d8..013f97f 100644
--- a/src/main/java/inf112/fiasko/roborally/utility/IOUtil.java
+++ b/src/main/java/inf112/fiasko/roborally/utility/IOUtil.java
@@ -10,10 +10,18 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
+/**
+ * This class helps with tasks which mix primitive classes and classes from external libraries
+ */
 public final class IOUtil {
     private IOUtil() {}
 
-
+    /**
+     * Generates a list of players from a map of player names and a map of robot ids
+     * @param playerNames A map between connections and player names
+     * @param robotIDs A map between connections and robot ids
+     * @return A list of players
+     */
     public static List<Player> playerGenerator(Map<Connection, String> playerNames, Map<Connection, RobotID> robotIDs) {
         List<Player> playerList = new ArrayList<>();
         for (Connection connection: playerNames.keySet()) {
diff --git a/src/main/java/inf112/fiasko/roborally/utility/NetworkUtil.java b/src/main/java/inf112/fiasko/roborally/utility/NetworkUtil.java
index 2d74663..8561507 100644
--- a/src/main/java/inf112/fiasko/roborally/utility/NetworkUtil.java
+++ b/src/main/java/inf112/fiasko/roborally/utility/NetworkUtil.java
@@ -10,6 +10,9 @@ import inf112.fiasko.roborally.objects.ProgrammingCard;
 
 import java.util.ArrayList;
 
+/**
+ * This class helps with networking tasks
+ */
 public final class NetworkUtil {
 
     /**
diff --git a/src/main/java/inf112/fiasko/roborally/utility/ResourceUtil.java b/src/main/java/inf112/fiasko/roborally/utility/ResourceUtil.java
index b4b6148..5e5a32c 100644
--- a/src/main/java/inf112/fiasko/roborally/utility/ResourceUtil.java
+++ b/src/main/java/inf112/fiasko/roborally/utility/ResourceUtil.java
@@ -2,6 +2,9 @@ package inf112.fiasko.roborally.utility;
 
 import java.io.InputStream;
 
+/**
+ * This class helps with tasks related to resource loading
+ */
 public final class ResourceUtil {
     private ResourceUtil() {}