diff --git a/src/de/steamwar/bungeecore/BungeeCore.java b/src/de/steamwar/bungeecore/BungeeCore.java
index 4013f34..6051a85 100644
--- a/src/de/steamwar/bungeecore/BungeeCore.java
+++ b/src/de/steamwar/bungeecore/BungeeCore.java
@@ -156,6 +156,7 @@ public class BungeeCore extends Plugin {
         new LocalCommand();
         new SetLocaleCommand();
         new BuilderCloudCommand();
+        new CalendarCommand();
 
         // Punishment Commands:
         new PunishmentCommand("ban", Punishment.PunishmentType.Ban);
diff --git a/src/de/steamwar/bungeecore/commands/CalendarCommand.java b/src/de/steamwar/bungeecore/commands/CalendarCommand.java
new file mode 100644
index 0000000..2c5aa2b
--- /dev/null
+++ b/src/de/steamwar/bungeecore/commands/CalendarCommand.java
@@ -0,0 +1,76 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bungeecore.commands;
+
+import de.steamwar.bungeecore.inventory.SWInventory;
+import de.steamwar.bungeecore.inventory.SWItem;
+import de.steamwar.command.SWCommand;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import sun.awt.OSInfo;
+
+import java.time.LocalDate;
+import java.time.Month;
+import java.util.*;
+
+public class CalendarCommand extends SWCommand {
+
+    private Map<Integer, Integer> dayToSchematicId = new HashMap<>();
+
+    {
+        for (int i = 1; i < 31; i++) {
+            dayToSchematicId.put(i, 0);
+        }
+    }
+
+    public CalendarCommand() {
+        super("calendar", null, "cal");
+    }
+
+    @Register
+    public void genericCommand(ProxiedPlayer player) {
+        LocalDate localDate = LocalDate.now();
+        int day = localDate.getDayOfMonth();
+        Month month = localDate.getMonth();
+        Random random = new Random(localDate.getYear());
+
+        if (month != Month.NOVEMBER && month != Month.DECEMBER && month != Month.JANUARY) {
+            return;
+        }
+
+        List<SWItem> items = new ArrayList<>();
+        for (Map.Entry<Integer, Integer> present : dayToSchematicId.entrySet()) {
+            boolean b = false; // TODO: Add check if player has schematic
+            SWItem swItem = new SWItem(b ? "iron_door" : "dark_oak_door", "§fTag " + present.getKey());
+            swItem.setCallback(click -> {
+                if (month != Month.DECEMBER) return;
+                if (present.getKey() != day) return;
+                // TODO: Add to schematic
+            });
+            items.add(swItem);
+        }
+        Collections.shuffle(items, random);
+
+        SWInventory inventory = new SWInventory(player, 36, "§6§lAdventskalender");
+        for (int i = 0; i < items.size(); i++) {
+            inventory.addItem(i, items.get(i));
+        }
+        inventory.open();
+    }
+}