diff --git a/ClassDiagram.md b/ClassDiagram.md
index e69de29..8555a40 100644
--- a/ClassDiagram.md
+++ b/ClassDiagram.md
@@ -0,0 +1,62 @@
+```mermaid
+    classDiagram
+
+namespace EventPipelines{
+    %% === Basisklassen ===
+    class FirebirdEventArgs {
+        <<abstract>>
+    }
+
+    class Pipeline~T~ {
+        - PipelineMaster : object
+        + OnEvent : EventHandler~T~
+        + SendEvent(sender : object, args : T)
+    }
+
+    class EventBus {
+        - pipelines : Dictionary~FirebirdEvent, Pipeline~T~>
+        - pendingHooks : Dictionary ~FirebirdEvent, List~Action~object~~
+        + OnPipelineExist~T~(callback : Action<Pipeline~T~>, type : FirebirdEvent)
+        + BuildPipeline~T~(type : FirebirdEvent, master : object) : Pipeline~T~
+        + GetPipeline~T~(type : FirebirdEvent) : Pipeline~T~
+    }
+
+    %% === Spezialisierte Pipelines ===
+    class KeyboardPipeline {
+        <<inherits Pipeline~FirebirdKeyboardEventArgs~>>
+    }
+
+    class MousePipeline {
+        <<inherits Pipeline~FirebirdMouseEventArgs~>>
+    }
+
+    %% === EventArgs Spezialisierungen ===
+    class FirebirdKeyboardEventArgs {
+        <<inherits FirebirdEventArgs>>
+    }
+
+    class FirebirdMouseEventArgs {
+        <<inherits FirebirdEventArgs>>
+    }
+
+    %% === Enum ===
+    class FirebirdEvent {
+        <<enum>>
+        Tick
+        ModulesLoading
+        Startup
+        KeyboardInputs
+        MouseInputs
+    }
+}
+
+    %% === Beziehungen ===
+    Pipeline~T~ <|-- KeyboardPipeline
+    Pipeline~T~ <|-- MousePipeline
+    FirebirdEventArgs <|-- FirebirdKeyboardEventArgs
+    FirebirdEventArgs <|-- FirebirdMouseEventArgs
+    EventBus -->Pipeline~T~
+    EventBus -->Pipeline~T~
+
+
+```
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