diff --git a/distribution/openrct2.d.ts b/distribution/openrct2.d.ts
index bc4c716fef..610c9c4bfa 100644
--- a/distribution/openrct2.d.ts
+++ b/distribution/openrct2.d.ts
@@ -133,6 +133,9 @@ export interface Window {
     width: number;
     height: number;
     title: string;
+    isSticky: boolean;
+
+    close(): void;
 }
 
 export interface WindowDesc {
@@ -146,8 +149,13 @@ export interface WindowDesc {
 }
 
 export interface Ui {
+    width: number;
+    height: number;
+    windows: number;
+
+    getWindow(id: number): Window;
+    getWindow(classification: string, id?: number): Window;
     openWindow(desc: WindowDesc): Window;
-    closeWindow(window: Window): void;
     closeWindows(classification: string, id?: number): void;
     closeAllWindows(): void;
 }
diff --git a/src/openrct2/scripting/Plugin.cpp b/src/openrct2/scripting/Plugin.cpp
index d0ea3f1013..ce482f3267 100644
--- a/src/openrct2/scripting/Plugin.cpp
+++ b/src/openrct2/scripting/Plugin.cpp
@@ -41,7 +41,7 @@ Plugin::~Plugin()
 
 void Plugin::Load()
 {
-    std::string projectedVariables = "console,context,map,park";
+    std::string projectedVariables = "console,context,map,park,ui";
     std::string code;
     {
         std::ifstream fs(_path);
diff --git a/src/openrct2/scripting/ScUi.hpp b/src/openrct2/scripting/ScUi.hpp
new file mode 100644
index 0000000000..a503f619e6
--- /dev/null
+++ b/src/openrct2/scripting/ScUi.hpp
@@ -0,0 +1,132 @@
+#pragma once
+
+#include <algorithm>
+#include <dukglue/dukglue.h>
+#include <string>
+#include "../common.h"
+#include "../Context.h"
+#include "../interface/Window.h"
+#include "../interface/Window_internal.h"
+#include "../ui/UiContext.h"
+#include "../ui/WindowManager.h"
+
+namespace OpenRCT2::Scripting
+{
+    class ScWindow
+    {
+    private:
+        rct_windowclass _class;
+        rct_windownumber _number;
+
+    public:
+        ScWindow(rct_windowclass c, rct_windownumber n)
+            : _class(c),
+              _number(n)
+        {
+        }
+
+        sint32 x_get() { return GetWindow()->x; }
+        void x_set(sint32 value)
+        {
+            auto w = GetWindow();
+            window_set_position(w, value, w->y);
+        }
+        sint32 y_get() { return GetWindow()->y; }
+        void y_set(sint32 value)
+        {
+            auto w = GetWindow();
+            window_set_position(w, w->x, value);
+        }
+        sint32 width_get() { return GetWindow()->width; }
+        sint32 height_get() { return GetWindow()->height; }
+        bool isSticky_get()
+        {
+            auto flags = GetWindow()->flags;
+            return (flags & (WF_STICK_TO_BACK | WF_STICK_TO_FRONT)) != 0;
+        }
+
+        static void Register(duk_context * ctx)
+        {
+            dukglue_register_property(ctx, &ScWindow::x_get, &ScWindow::x_set, "x");
+            dukglue_register_property(ctx, &ScWindow::y_get, &ScWindow::y_set, "y");
+            dukglue_register_property(ctx, &ScWindow::width_get, nullptr, "width");
+            dukglue_register_property(ctx, &ScWindow::height_get, nullptr, "height");
+            dukglue_register_property(ctx, &ScWindow::isSticky_get, nullptr, "isSticky");
+        }
+
+    private:
+        rct_window * GetWindow() const
+        {
+            return window_find_by_number(_class, _number);
+        }
+    };
+
+    class ScUi
+    {
+    public:
+        sint32 width_get() { return context_get_width(); }
+        sint32 height_get() { return context_get_height(); }
+        sint32 windows_get()
+        {
+            return gWindowNextSlot - g_window_list;
+        }
+
+        std::shared_ptr<ScWindow> openWindow(DukValue desc)
+        {
+            return nullptr;
+        }
+
+        void closeWindows(std::string classification, DukValue id)
+        {
+            auto cls = GetClassification(classification);
+            if (cls != WC_NULL)
+            {
+                if (id.type() == DukValue::Type::NUMBER)
+                {
+                    window_close_by_number(cls, id.as_int());
+                }
+                else
+                {
+                    window_close_by_class(cls);
+                }
+            }
+        }
+
+        void closeAllWindows()
+        {
+            window_close_all();
+        }
+
+        std::shared_ptr<ScWindow> getWindow(sint32 index)
+        {
+            auto windowEnd = gWindowNextSlot;
+            auto i = 0;
+            for (auto w = g_window_list; w < windowEnd; w++)
+            {
+                if (i == index)
+                {
+                    return std::make_shared<ScWindow>(w->classification, w->number);
+                }
+                i++;
+            }
+            return nullptr;
+        }
+
+        static void Register(duk_context * ctx)
+        {
+            dukglue_register_property(ctx, &ScUi::height_get, nullptr, "height");
+            dukglue_register_property(ctx, &ScUi::width_get, nullptr, "width");
+            dukglue_register_property(ctx, &ScUi::windows_get, nullptr, "windows");
+            dukglue_register_method(ctx, &ScUi::openWindow, "openWindow");
+            dukglue_register_method(ctx, &ScUi::closeWindows, "closeWindows");
+            dukglue_register_method(ctx, &ScUi::closeAllWindows, "closeAllWindows");
+            dukglue_register_method(ctx, &ScUi::getWindow, "getWindow");
+        }
+
+    private:
+        rct_windowclass GetClassification(const std::string& key)
+        {
+            return WC_NULL;
+        }
+    };
+}
diff --git a/src/openrct2/scripting/ScriptEngine.cpp b/src/openrct2/scripting/ScriptEngine.cpp
index 82ba255bf3..ed86d8576e 100644
--- a/src/openrct2/scripting/ScriptEngine.cpp
+++ b/src/openrct2/scripting/ScriptEngine.cpp
@@ -25,6 +25,7 @@
 #include "ScPark.hpp"
 #include "ScTile.hpp"
 #include "ScThing.hpp"
+#include "ScUi.hpp"
 
 using namespace OpenRCT2;
 using namespace OpenRCT2::Scripting;
@@ -63,11 +64,14 @@ void ScriptEngine::Initialise()
     ScTile::Register(ctx);
     ScTileElement::Register(ctx);
     ScThing::Register(ctx);
+    ScUi::Register(ctx);
+    ScWindow::Register(ctx);
 
     dukglue_register_global(ctx, std::make_shared<ScConsole>(_console), "console");
     dukglue_register_global(ctx, std::make_shared<ScContext>(_execInfo, _hookEngine), "context");
     dukglue_register_global(ctx, std::make_shared<ScMap>(ctx), "map");
     dukglue_register_global(ctx, std::make_shared<ScPark>(), "park");
+    dukglue_register_global(ctx, std::make_shared<ScUi>(), "ui");
 
     LoadPlugins();
     StartPlugins();