diff --git a/src/app/model/Stats.ts b/src/app/model/Stats.ts
new file mode 100644
index 0000000..710232e
--- /dev/null
+++ b/src/app/model/Stats.ts
@@ -0,0 +1,23 @@
+export interface Stats {
+    general: {
+      total_users: number;
+      total_pins: number;
+      total_images: number;
+      total_friends: number;
+      total_storage_bytes: number;
+    };
+    last_30_days: {
+      new_users: number;
+      new_pins: number;
+      new_images: number;
+    };
+    top_users: Array<{
+      username: string;
+      pin_count: number;
+    }>;
+    top_shared_pins: Array<{
+      pin_id: string;
+      share_count: number;
+      title: string;
+    }>;
+  }
\ No newline at end of file
diff --git a/src/app/model/SystemConfig.ts b/src/app/model/SystemConfig.ts
new file mode 100644
index 0000000..687cf21
--- /dev/null
+++ b/src/app/model/SystemConfig.ts
@@ -0,0 +1,8 @@
+export interface SystemConfig {
+    max_image_size: number;
+    max_images_per_pin: number;
+    max_images_per_user: number;
+    allowed_image_types: string[];
+    max_pins_per_user: number;
+    max_friends_per_user: number;
+}
\ No newline at end of file