diff --git a/pyproject.toml b/pyproject.toml
index 36b9d56..5bbcdc0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ dependencies = [
 bedit-graphviz = "bedit_util.graphviz:main"
 bedit-simulate = "bedit_util.simulate:main"
 bedit = "bedit_gui.application:main"
+bedit-sim = "bedit_gui.simulation_application:main"
 
 [project.optional-dependencies]
 dev = [
diff --git a/src/bedit_gui/resources/icons/media-playback-stop.png b/src/bedit_gui/resources/icons/media-playback-stop.png
new file mode 100644
index 0000000..650874f
Binary files /dev/null and b/src/bedit_gui/resources/icons/media-playback-stop.png differ
diff --git a/src/bedit_gui/resources/icons/media-skip-backward.png b/src/bedit_gui/resources/icons/media-skip-backward.png
new file mode 100644
index 0000000..bcf2376
Binary files /dev/null and b/src/bedit_gui/resources/icons/media-skip-backward.png differ
diff --git a/src/bedit_gui/resources/resources.qrc b/src/bedit_gui/resources/resources.qrc
index d29af27..f1004e4 100644
--- a/src/bedit_gui/resources/resources.qrc
+++ b/src/bedit_gui/resources/resources.qrc
@@ -1,5 +1,7 @@
 <RCC>
   <qresource prefix="icons">
+    <file>icons/media-skip-backward.png</file>
+    <file>icons/media-playback-stop.png</file>
     <file>icons/edit-delete.png</file>
     <file>icons/dialog-close.png</file>
     <file>icons/list-remove.png</file>
diff --git a/src/bedit_gui/simulation_application.py b/src/bedit_gui/simulation_application.py
new file mode 100644
index 0000000..3a5b218
--- /dev/null
+++ b/src/bedit_gui/simulation_application.py
@@ -0,0 +1,31 @@
+from __future__ import annotations
+
+import sys
+import argparse
+
+def parse_arguments():
+    parser = argparse.ArgumentParser(exit_on_error=False)
+
+    parser.add_argument(
+        "-f", "--file", type=str, help="Path to a BEditor BEsim file to open", default=None, required=False
+    )
+    parser.add_argument(
+        "-c", "--component", type=str, help="Component path in BEdit file to simulate", default=None, required=False
+    )
+    parser.add_argument(
+        "-s", "--simulation", type=str, help="Simulation name in BEdit file to simulate", default=None, required=False
+    )
+
+    return parser.parse_args(), parser
+
+def main() -> int:
+    try:
+        args, parser = parse_arguments()
+        # TODO check if file is a BEditor file (.beb or .json)
+        if args.file and not (args.component or args.simulation):
+            parser.error("Component or Simulation required when opening a BEdit file")
+    except argparse.ArgumentError as e:
+        print(e.message)
+        return 1
+
+    return 0
\ No newline at end of file
diff --git a/src/bedit_gui/simulation_models.py b/src/bedit_gui/simulation_models.py
new file mode 100644
index 0000000..6a95d99
--- /dev/null
+++ b/src/bedit_gui/simulation_models.py
@@ -0,0 +1,11 @@
+from __future__ import annotations
+
+from collections.abc import Mapping
+from dataclasses import dataclass, field
+from enum import Enum
+from typing import Any
+
+@dataclass
+class SimulationRoot:
+    format_version: int = 1
+    model_file_path: str | None # The file path of the BEdit file if there is one
\ No newline at end of file
diff --git a/src/bedit_gui/ui/forms/main_window.ui b/src/bedit_gui/ui/forms/main_window.ui
index 533333d..57b43c4 100644
--- a/src/bedit_gui/ui/forms/main_window.ui
+++ b/src/bedit_gui/ui/forms/main_window.ui
@@ -72,6 +72,7 @@
     <property name="title">
      <string>Help</string>
     </property>
+    <addaction name="actionAbout"/>
     <addaction name="actionAbout_QT"/>
    </widget>
    <widget class="QMenu" name="menuSimulation">
@@ -460,6 +461,11 @@
     <enum>QAction::MenuRole::NoRole</enum>
    </property>
   </action>
+  <action name="actionAbout">
+   <property name="text">
+    <string>About</string>
+   </property>
+  </action>
  </widget>
  <resources>
   <include location="../../resources/resources.qrc"/>
diff --git a/src/bedit_gui/ui/forms/simulation_window.ui b/src/bedit_gui/ui/forms/simulation_window.ui
new file mode 100644
index 0000000..e857e8f
--- /dev/null
+++ b/src/bedit_gui/ui/forms/simulation_window.ui
@@ -0,0 +1,309 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>SimulationWindow</class>
+ <widget class="QMainWindow" name="SimulationWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QVBoxLayout" name="verticalLayout_3">
+    <item>
+     <widget class="QTabWidget" name="resultsTabWidget">
+      <property name="currentIndex">
+       <number>0</number>
+      </property>
+      <widget class="QWidget" name="tab">
+       <attribute name="title">
+        <string>Tab 1</string>
+       </attribute>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>22</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menuFile">
+    <property name="title">
+     <string>File</string>
+    </property>
+    <addaction name="actionNew_Simulation_Run"/>
+    <addaction name="actionOpen_Simulation_Run"/>
+    <addaction name="actionSave_Simulation_Run"/>
+   </widget>
+   <widget class="QMenu" name="menuSimulation">
+    <property name="title">
+     <string>Simulation</string>
+    </property>
+    <addaction name="actionRestart_Simulation"/>
+    <addaction name="actionRun_Simulation"/>
+    <addaction name="actionStop_Simulation"/>
+    <addaction name="separator"/>
+    <addaction name="actionSimulation_Options"/>
+   </widget>
+   <widget class="QMenu" name="menuEdit">
+    <property name="title">
+     <string>Edit</string>
+    </property>
+    <addaction name="actionUndo"/>
+    <addaction name="actionRedo"/>
+    <addaction name="separator"/>
+    <addaction name="actionSettings"/>
+   </widget>
+   <widget class="QMenu" name="menuTools">
+    <property name="title">
+     <string>Tools</string>
+    </property>
+   </widget>
+   <widget class="QMenu" name="menuHelp">
+    <property name="title">
+     <string>Help</string>
+    </property>
+    <addaction name="actionAbout"/>
+    <addaction name="actionAbout_QT"/>
+   </widget>
+   <addaction name="menuFile"/>
+   <addaction name="menuEdit"/>
+   <addaction name="menuSimulation"/>
+   <addaction name="menuTools"/>
+   <addaction name="menuHelp"/>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+  <widget class="QToolBar" name="fileToolbar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+   <addaction name="actionNew_Simulation_Run"/>
+   <addaction name="actionOpen_Simulation_Run"/>
+   <addaction name="actionSave_Simulation_Run"/>
+  </widget>
+  <widget class="QToolBar" name="actionToolbar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+   <addaction name="actionUndo"/>
+   <addaction name="actionRedo"/>
+  </widget>
+  <widget class="QToolBar" name="simToolbar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+   <addaction name="actionRestart_Simulation"/>
+   <addaction name="actionRun_Simulation"/>
+   <addaction name="actionStop_Simulation"/>
+   <addaction name="actionSimulation_Options"/>
+  </widget>
+  <widget class="QDockWidget" name="logDockWidget">
+   <property name="windowTitle">
+    <string>Log</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>8</number>
+   </attribute>
+   <widget class="QWidget" name="dockWidgetContents">
+    <layout class="QVBoxLayout" name="verticalLayout">
+     <item>
+      <widget class="QListWidget" name="logList"/>
+     </item>
+    </layout>
+   </widget>
+  </widget>
+  <widget class="QDockWidget" name="simulationTreeDock">
+   <property name="windowTitle">
+    <string>Signals</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>1</number>
+   </attribute>
+   <widget class="QWidget" name="dockWidgetContents_2">
+    <layout class="QVBoxLayout" name="verticalLayout_2">
+     <item>
+      <widget class="QTreeWidget" name="simulationTree">
+       <attribute name="headerVisible">
+        <bool>false</bool>
+       </attribute>
+       <column>
+        <property name="text">
+         <string notr="true">1</string>
+        </property>
+       </column>
+      </widget>
+     </item>
+    </layout>
+   </widget>
+  </widget>
+  <action name="actionRun_Simulation">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/media-playback-start.png</normaloff>:/icons/icons/media-playback-start.png</iconset>
+   </property>
+   <property name="text">
+    <string>Run Simulation</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionStop_Simulation">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/media-playback-stop.png</normaloff>:/icons/icons/media-playback-stop.png</iconset>
+   </property>
+   <property name="text">
+    <string>Stop Simulation</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionRestart_Simulation">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/media-skip-backward.png</normaloff>:/icons/icons/media-skip-backward.png</iconset>
+   </property>
+   <property name="text">
+    <string>Restart Simulation</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionSimulation_Options">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/configure.png</normaloff>:/icons/icons/configure.png</iconset>
+   </property>
+   <property name="text">
+    <string>Simulation Options</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionNew_Simulation_Run">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/document-new.png</normaloff>:/icons/icons/document-new.png</iconset>
+   </property>
+   <property name="text">
+    <string>New Simulation Run</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionOpen_Simulation_Run">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/document-open.png</normaloff>:/icons/icons/document-open.png</iconset>
+   </property>
+   <property name="text">
+    <string>Open Simulation Run</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionSave_Simulation_Run">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/document-save.png</normaloff>:/icons/icons/document-save.png</iconset>
+   </property>
+   <property name="text">
+    <string>Save Simulation Run</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionUndo">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/edit-undo.png</normaloff>:/icons/icons/edit-undo.png</iconset>
+   </property>
+   <property name="text">
+    <string>Undo</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Z</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionRedo">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/edit-redo.png</normaloff>:/icons/icons/edit-redo.png</iconset>
+   </property>
+   <property name="text">
+    <string>Redo</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Y</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionSettings">
+   <property name="icon">
+    <iconset resource="../../resources/resources.qrc">
+     <normaloff>:/icons/icons/preferences-system.png</normaloff>:/icons/icons/preferences-system.png</iconset>
+   </property>
+   <property name="text">
+    <string>Settings</string>
+   </property>
+   <property name="menuRole">
+    <enum>QAction::MenuRole::NoRole</enum>
+   </property>
+  </action>
+  <action name="actionAbout">
+   <property name="text">
+    <string>About</string>
+   </property>
+  </action>
+  <action name="actionAbout_QT">
+   <property name="text">
+    <string>About QT</string>
+   </property>
+  </action>
+ </widget>
+ <resources>
+  <include location="../../resources/resources.qrc"/>
+ </resources>
+ <connections/>
+</ui>