diff --git a/cidre/pomace/ui/ui.h b/cidre/pomace/ui/ui.h
index af8c76aa..a5d86cb9 100644
--- a/cidre/pomace/ui/ui.h
+++ b/cidre/pomace/ui/ui.h
@@ -11,6 +11,8 @@ NS_ASSUME_NONNULL_BEGIN
 
 Class UI_DEVICE;
 Class UI_VIEW;
+Class UI_SCENE;
+Class UI_SCENE_CONFIGURATION;
 Class UI_COLOR;
 Class UI_RESPONDER;
 Class UI_VIEW_CONTROLLER;
@@ -25,8 +27,10 @@ static void ui_initializer(void)
     if (!initialized) {
         initialized = 1;
         
-        UI_DEVICE = NSClassFromString(@"UIDevice");//[UIDevice class];
-        UI_VIEW = NSClassFromString(@"UIView");//[UIView class];
+        UI_DEVICE = NSClassFromString(@"UIDevice");
+        UI_SCENE = NSClassFromString(@"UIScene");
+        UI_VIEW = NSClassFromString(@"UIView");
+        UI_SCENE_CONFIGURATION = NSClassFromString(@"UISceneConfiguration");
         UI_COLOR = [UIColor class];
         UI_RESPONDER = NSClassFromString(@"UIResponder");//[UIResponder class];
         UI_VIEW_CONTROLLER = NSClassFromString(@"UIViewController");//[UIViewController class];
diff --git a/cidre/src/ui.rs b/cidre/src/ui.rs
index 36b5b7da..8d9d19d5 100644
--- a/cidre/src/ui.rs
+++ b/cidre/src/ui.rs
@@ -24,3 +24,41 @@ mod interaction;
 pub use interaction::AnyInteraction;
 pub use interaction::Interaction;
 pub use interaction::InteractionImpl;
+
+mod scene_definitions;
+pub use scene_definitions::SceneSessionRole;
+
+mod scene;
+pub use scene::AnySceneDelegate;
+pub use scene::Scene;
+pub use scene::SceneDelegate;
+
+mod scene_session;
+pub use scene_session::SceneCfg;
+pub use scene_session::SceneSession;
+
+mod scene_options;
+pub use scene_options::SceneConnectionOpts;
+
+pub fn app_main(
+    principal_class_name: Option<&crate::ns::String>,
+    delegate_class_name: Option<&crate::ns::String>,
+) -> std::ffi::c_int {
+    unsafe {
+        UIApplicationMain(
+            0,
+            std::ptr::null(),
+            principal_class_name,
+            delegate_class_name,
+        )
+    }
+}
+
+extern "C" {
+    fn UIApplicationMain(
+        argc: std::ffi::c_int,
+        argv: *const *const std::ffi::c_char,
+        principal_class_name: Option<&crate::ns::String>,
+        delegate_class_name: Option<&crate::ns::String>,
+    ) -> std::ffi::c_int;
+}
diff --git a/cidre/src/ui/scene.rs b/cidre/src/ui/scene.rs
new file mode 100644
index 00000000..418dc518
--- /dev/null
+++ b/cidre/src/ui/scene.rs
@@ -0,0 +1,38 @@
+use crate::{arc, define_cls, define_obj_type, ns, objc, ui};
+
+define_obj_type!(
+    pub Scene(ui::Responder)
+);
+
+impl Scene {
+    define_cls!(UI_SCENE);
+
+    #[objc::msg_send(delegate)]
+    pub fn delegate(&self) -> Option<&AnySceneDelegate>;
+
+    #[objc::msg_send(setDelegate:)]
+    pub fn set_delegate<D: SceneDelegate>(&mut self, val: Option<&D>);
+}
+
+#[objc::protocol(UISceneDelegate)]
+pub trait SceneDelegate: objc::Obj {
+    #[objc::optional]
+    #[objc::msg_send(scene:willConnectToSession:options:)]
+    fn scene_will_connect_to_session(
+        &mut self,
+        scene: &Scene,
+        session: &ui::SceneSession,
+        options: &ui::SceneConnectionOpts,
+    );
+}
+
+define_obj_type!(
+    pub AnySceneDelegate(ns::Id)
+);
+
+impl SceneDelegate for AnySceneDelegate {}
+
+#[link(name = "ui", kind = "static")]
+extern "C" {
+    static UI_SCENE: &'static objc::Class<Scene>;
+}
diff --git a/cidre/src/ui/scene_definitions.rs b/cidre/src/ui/scene_definitions.rs
new file mode 100644
index 00000000..960150e6
--- /dev/null
+++ b/cidre/src/ui/scene_definitions.rs
@@ -0,0 +1,6 @@
+use crate::{define_obj_type, ns};
+
+define_obj_type!(
+    #[doc(alias = "UISceneSessionRole")]
+    pub SceneSessionRole(ns::String)
+);
diff --git a/cidre/src/ui/scene_options.rs b/cidre/src/ui/scene_options.rs
new file mode 100644
index 00000000..c9a32760
--- /dev/null
+++ b/cidre/src/ui/scene_options.rs
@@ -0,0 +1,5 @@
+use crate::{define_obj_type, ns};
+
+define_obj_type!(
+    pub SceneConnectionOpts(ns::Id)
+);
diff --git a/cidre/src/ui/scene_session.rs b/cidre/src/ui/scene_session.rs
new file mode 100644
index 00000000..718b9feb
--- /dev/null
+++ b/cidre/src/ui/scene_session.rs
@@ -0,0 +1,57 @@
+use crate::{arc, define_cls, define_obj_type, ns, objc, ui};
+
+define_obj_type!(
+    #[doc(alias = "UISceneConfiguration")]
+    pub SceneCfg(ns::Id)
+);
+
+impl arc::A<SceneCfg> {
+    #[objc::msg_send(initWithName:sessionRole:)]
+    pub fn init_with_name_role(
+        self,
+        name: Option<&ns::String>,
+        session_role: ui::SceneSessionRole,
+    ) -> arc::R<SceneCfg>;
+}
+
+impl SceneCfg {
+    define_cls!(UI_SCENE_CONFIGURATION);
+
+    pub fn with_name_role(
+        name: Option<&ns::String>,
+        session_role: ui::SceneSessionRole,
+    ) -> arc::R<Self> {
+        Self::alloc().init_with_name_role(name, session_role)
+    }
+
+    #[objc::msg_send(name)]
+    pub fn name(&self) -> Option<&ns::String>;
+
+    #[objc::msg_send(setName:)]
+    pub fn set_name(&mut self, val: Option<&ns::String>);
+
+    #[objc::msg_send(role)]
+    pub fn role(&self) -> &ui::SceneSessionRole;
+
+    #[objc::msg_send(delegateClass)]
+    pub fn delegate_class(&self) -> Option<&ns::Class<ns::Id>>;
+
+    #[objc::msg_send(setDelegateClass:)]
+    pub fn set_delegate_class(&mut self, val: Option<&ns::Class<ns::Id>>);
+
+    #[objc::msg_send(userInfo)]
+    pub fn user_info(&self) -> Option<&ns::Dictionary<ns::String, ns::Id>>;
+}
+
+define_obj_type!(
+    pub SceneSession(ns::Id)
+);
+
+impl SceneSession {
+    #[objc::msg_send(scene)]
+    pub fn scene(&self) -> Option<&ui::Scene>;
+}
+
+extern "C" {
+    static UI_SCENE_CONFIGURATION: &'static objc::Class<SceneCfg>;
+}