import bpy class CustomMenu(bpy.types.Menu): bl_label = "Custom Menu" bl_idname = "OBJECT_MT_custom_menu" def draw(self, context): layout = self.layout layout.operator("wm.open_mainfile") layout.operator("wm.save_as_mainfile").copy = True layout.operator("object.shade_smooth") layout.label(text="Hello world!", icon='WORLD_DATA') # use an operator enum property to populate a sub-menu layout.operator_menu_enum("object.select_by_type", property="type", text="Select All by Type...", ) # call another menu layout.operator("wm.call_menu", text="Unwrap").name = "VIEW3D_MT_uv_map" def draw_item(self, context): layout = self.layout layout.menu(CustomMenu.bl_idname) def register(): bpy.utils.register_class(CustomMenu) # lets add ourselves to the main header bpy.types.INFO_HT_header.append(draw_item) def unregister(): bpy.utils.unregister_class(CustomMenu) bpy.types.INFO_HT_header.remove(draw_item) if __name__ == "__main__": register() # The menu can also be called from scripts bpy.ops.wm.call_menu(name=CustomMenu.bl_idname)