diff --git a/example/assets/1.glb b/example/assets/1.glb
new file mode 100644
index 00000000..f6e5c4cf
--- /dev/null
+++ b/example/assets/1.glb
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4a1d72d69da8b933bde5453ef2000612b561f8ddfa536a7ad89288ef11eb876d
+size 1624
diff --git a/example/assets/2.glb b/example/assets/2.glb
new file mode 100644
index 00000000..a5bd07f7
--- /dev/null
+++ b/example/assets/2.glb
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fe0151ced8fd8609f9692f3d62dbd30890dada97cb6995572e37c7e7b4440d86
+size 21304
diff --git a/example/assets/3.glb b/example/assets/3.glb
new file mode 100644
index 00000000..de666f7c
--- /dev/null
+++ b/example/assets/3.glb
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0f8b793f6513cf83f80ce9c63c7b51d329908b1991f17ca642911634b15b32de
+size 34172
diff --git a/example/lib/main.dart b/example/lib/main.dart
index 6f7409d6..ef06ecef 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -14,7 +14,7 @@ const loadDefaultScene = bool.hasEnvironment('--load-default-scene');
 
 void main() async {
   print(loadDefaultScene);
-  runApp(MyApp());
+  runApp(const MyApp());
 }
 
 class MyApp extends StatefulWidget {
@@ -63,12 +63,10 @@ class ExampleWidgetState extends State<ExampleWidget> {
   static double orbitSpeedX = 0.01;
   static double orbitSpeedY = 0.01;
 
-  static FilamentEntity? last;
-
   static bool hasSkybox = false;
   static bool coneHidden = false;
 
-  static FilamentEntity? shapes;
+  static final assets = <FilamentEntity>[];
   static FilamentEntity? flightHelmet;
   static FilamentEntity? buster;
 
@@ -90,16 +88,17 @@ class ExampleWidgetState extends State<ExampleWidget> {
           _filamentController = FilamentControllerFFI();
         });
         await Future.delayed(const Duration(milliseconds: 100));
+
         WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
           await _filamentController!.createViewer();
           await _filamentController!
               .loadSkybox("assets/default_env/default_env_skybox.ktx");
 
           await _filamentController!.setRendering(true);
-          shapes =
-              await _filamentController!.loadGlb("assets/shapes/shapes.glb");
-          ExampleWidgetState.animations = await _filamentController!
-              .getAnimationNames(ExampleWidgetState.shapes!);
+          assets.add(
+              await _filamentController!.loadGlb("assets/shapes/shapes.glb"));
+          ExampleWidgetState.animations =
+              await _filamentController!.getAnimationNames(assets.first);
           hasSkybox = true;
           rendering = true;
         });
@@ -113,6 +112,26 @@ class ExampleWidgetState extends State<ExampleWidget> {
     _listener.cancel();
   }
 
+  Widget _assetEntry(FilamentEntity entity) {
+    return Row(children: [
+      Text("Asset ${entity}"),
+      IconButton(
+          tooltip: "Transform to unit cube",
+          onPressed: () async {
+            await _filamentController!.transformToUnitCube(entity);
+          },
+          icon: const Icon(Icons.settings_overscan_outlined)),
+      IconButton(
+          onPressed: () async {
+            await _filamentController!.removeAsset(entity);
+            assets.remove(entity);
+            setState(() {});
+          },
+          icon: const Icon(Icons.cancel_sharp))
+    ]);
+    ;
+  }
+
   @override
   Widget build(BuildContext context) {
     return Stack(children: [
@@ -122,13 +141,33 @@ class ExampleWidgetState extends State<ExampleWidget> {
           padding: _viewportMargin,
         ),
       ),
-      Align(
-          alignment: Alignment.bottomCenter,
+      Positioned(
+          bottom: 80,
+          left: 10,
+          height: 200,
+          width: 300,
           child: Container(
-              padding: const EdgeInsets.only(bottom: 30),
+              padding: EdgeInsets.symmetric(horizontal: 30, vertical: 10),
               height: 100,
-              color: Colors.white,
-              child: Row(crossAxisAlignment: CrossAxisAlignment.end, children: [
+              decoration: BoxDecoration(
+                borderRadius: BorderRadius.circular(30),
+                color: Colors.white.withOpacity(0.25),
+              ),
+              child: ListView(children: assets.map(_assetEntry).toList()))),
+      Positioned(
+          bottom: 10,
+          left: 10,
+          right: 10,
+          height: 60,
+          child: Container(
+              height: 60,
+              decoration: BoxDecoration(
+                borderRadius: BorderRadius.circular(30),
+                color: Colors.white.withOpacity(0.25),
+              ),
+              padding: const EdgeInsets.symmetric(horizontal: 10),
+              child:
+                  Row(crossAxisAlignment: CrossAxisAlignment.center, children: [
                 ControllerMenu(
                     controller: _filamentController,
                     onControllerDestroyed: () {},
@@ -136,9 +175,10 @@ class ExampleWidgetState extends State<ExampleWidget> {
                       setState(() {
                         _filamentController = controller;
                         _listener = _filamentController!.onLoad
-                            .listen((FilamentEntity entity) {
-                          print("Set last to $entity");
-                          last = entity;
+                            .listen((FilamentEntity entity) async {
+                          assets.add(entity);
+                          animations = await _filamentController!
+                              .getAnimationNames(entity);
                           if (mounted) {
                             setState(() {});
                           }
@@ -150,6 +190,35 @@ class ExampleWidgetState extends State<ExampleWidget> {
                 SceneMenu(
                   controller: _filamentController,
                 ),
+                GestureDetector(
+                    onTap: () async {
+                      await _filamentController!
+                          .loadGlb('assets/shapes/shapes.glb');
+                    },
+                    child: Container(
+                        color: Colors.transparent,
+                        child: const Text("shapes.glb"))),
+                SizedBox(width: 5),
+                GestureDetector(
+                    onTap: () async {
+                      await _filamentController!.loadGlb('assets/1.glb');
+                    },
+                    child: Container(
+                        color: Colors.transparent, child: const Text("1.glb"))),
+                SizedBox(width: 5),
+                GestureDetector(
+                    onTap: () async {
+                      await _filamentController!.loadGlb('assets/2.glb');
+                    },
+                    child: Container(
+                        color: Colors.transparent, child: const Text("2.glb"))),
+                SizedBox(width: 5),
+                GestureDetector(
+                    onTap: () async {
+                      await _filamentController!.loadGlb('assets/3.glb');
+                    },
+                    child: Container(
+                        color: Colors.transparent, child: const Text("3.glb"))),
                 Expanded(child: Container()),
                 TextButton(
                   child: const Text("Toggle viewport size"),
diff --git a/example/lib/menus/asset_submenu.dart b/example/lib/menus/asset_submenu.dart
index d6c904e3..752fd7c6 100644
--- a/example/lib/menus/asset_submenu.dart
+++ b/example/lib/menus/asset_submenu.dart
@@ -28,72 +28,35 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
     var children = [
       MenuItemButton(
           onPressed: () async {
-            if (ExampleWidgetState.shapes == null) {
-              ExampleWidgetState.shapes =
-                  await widget.controller.loadGlb('assets/shapes/shapes.glb');
-              ExampleWidgetState.animations = await widget.controller
-                  .getAnimationNames(ExampleWidgetState.shapes!);
-            } else {
-              await widget.controller.removeAsset(ExampleWidgetState.shapes!);
-              ExampleWidgetState.shapes = null;
-              ExampleWidgetState.animations = null;
-            }
+            Timer.periodic(Duration(milliseconds: 50), (_) async {
+              await widget.controller.setBoneTransform(
+                  ExampleWidgetState.assets.last,
+                  "Cylinder",
+                  "Bone",
+                  Matrix4.rotationX(pi / 2));
+            });
           },
-          child: const Text('Load GLB')),
-      MenuItemButton(
-          onPressed: ExampleWidgetState.shapes != null
-              ? null
-              : () async {
-                  if (ExampleWidgetState.shapes != null) {
-                    widget.controller.removeAsset(ExampleWidgetState.shapes!);
-                  }
-                  ExampleWidgetState.shapes = await widget.controller
-                      .loadGltf('assets/shapes/shapes.gltf', 'assets/shapes');
-                },
-          child: const Text('Load GLTF')),
-      MenuItemButton(
-          onPressed: ExampleWidgetState.shapes == null
-              ? null
-              : () async {
-                  await widget.controller
-                      .transformToUnitCube(ExampleWidgetState.shapes!);
-                },
-          child: const Text('Transform to unit cube')),
-      MenuItemButton(
-          onPressed: ExampleWidgetState.shapes == null
-              ? null
-              : () async {
-                  Timer.periodic(Duration(milliseconds: 50), (_) async {
-                    await widget.controller.setBoneTransform(
-                        ExampleWidgetState.shapes!,
-                        "Cylinder",
-                        "Bone",
-                        Matrix4.rotationX(pi / 2));
-                  });
-                },
           child:
               const Text('Set bone transform for Cylinder (pi/2 rotation X)')),
       MenuItemButton(
-          onPressed: ExampleWidgetState.shapes == null
-              ? null
-              : () async {
-                  await widget.controller.addBoneAnimation(
-                      ExampleWidgetState.shapes!,
-                      BoneAnimationData(
-                          "Bone",
-                          ["Cylinder"],
-                          List.generate(
-                              60,
-                              (idx) => v.Quaternion.axisAngle(
-                                      v.Vector3(0, 0, 1), pi * 8 * (idx / 60))
-                                  .normalized()),
-                          1000.0 / 60.0));
-                },
+          onPressed: () async {
+            await widget.controller.addBoneAnimation(
+                ExampleWidgetState.assets.last,
+                BoneAnimationData(
+                    "Bone",
+                    ["Cylinder"],
+                    List.generate(
+                        60,
+                        (idx) => v.Quaternion.axisAngle(
+                                v.Vector3(0, 0, 1), pi * 8 * (idx / 60))
+                            .normalized()),
+                    1000.0 / 60.0));
+          },
           child: const Text('Set bone transform animation for Cylinder')),
       MenuItemButton(
           onPressed: () async {
-            var names = await widget.controller
-                .getMorphTargetNames(ExampleWidgetState.shapes!, "Cylinder");
+            var names = await widget.controller.getMorphTargetNames(
+                ExampleWidgetState.assets.last, "Cylinder");
             await showDialog(
                 context: context,
                 builder: (ctx) {
@@ -108,28 +71,32 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
       MenuItemButton(
           onPressed: () async {
             widget.controller.setMorphTargetWeights(
-                ExampleWidgetState.shapes!, "Cylinder", List.filled(4, 1.0));
+                ExampleWidgetState.assets.last,
+                "Cylinder",
+                List.filled(4, 1.0));
           },
           child: const Text("set Cylinder morph weights to 1")),
       MenuItemButton(
           onPressed: () async {
             widget.controller.setMorphTargetWeights(
-                ExampleWidgetState.shapes!, "Cylinder", List.filled(4, 0.0));
+                ExampleWidgetState.assets.last,
+                "Cylinder",
+                List.filled(4, 0.0));
           },
           child: const Text("Set Cylinder morph weights to 0")),
       MenuItemButton(
         onPressed: () async {
           widget.controller
-              .setPosition(ExampleWidgetState.shapes!, 1.0, 1.0, -1.0);
+              .setPosition(ExampleWidgetState.assets.last, 1.0, 1.0, -1.0);
         },
         child: const Text('Set position to 1, 1, -1'),
       ),
       MenuItemButton(
           onPressed: () async {
             if (ExampleWidgetState.coneHidden) {
-              widget.controller.reveal(ExampleWidgetState.shapes!, "Cone");
+              widget.controller.reveal(ExampleWidgetState.assets.last, "Cone");
             } else {
-              widget.controller.hide(ExampleWidgetState.shapes!, "Cone");
+              widget.controller.hide(ExampleWidgetState.assets.last, "Cone");
             }
 
             ExampleWidgetState.coneHidden = !ExampleWidgetState.coneHidden;
@@ -137,12 +104,10 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
           child:
               Text(ExampleWidgetState.coneHidden ? 'show cone' : 'hide cone')),
       MenuItemButton(
-          onPressed: ExampleWidgetState.shapes == null
-              ? null
-              : () async {
-                  widget.controller.setMaterialColor(
-                      ExampleWidgetState.shapes!, "Cone", 0, Colors.purple);
-                },
+          onPressed: () async {
+            widget.controller.setMaterialColor(
+                ExampleWidgetState.assets.last, "Cone", 0, Colors.purple);
+          },
           child: const Text("Set cone material color to purple")),
       MenuItemButton(
           onPressed: () async {
@@ -154,7 +119,7 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
     if (ExampleWidgetState.animations != null) {
       children.addAll(ExampleWidgetState.animations!.map((a) => MenuItemButton(
           onPressed: () {
-            widget.controller.playAnimation(ExampleWidgetState.shapes!,
+            widget.controller.playAnimation(ExampleWidgetState.assets.last,
                 ExampleWidgetState.animations!.indexOf(a),
                 replaceActive: true,
                 crossfade: 0.5,
@@ -164,7 +129,7 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
               "play animation ${ExampleWidgetState.animations!.indexOf(a)} (replace/fade)"))));
       children.addAll(ExampleWidgetState.animations!.map((a) => MenuItemButton(
           onPressed: () {
-            widget.controller.playAnimation(ExampleWidgetState.shapes!,
+            widget.controller.playAnimation(ExampleWidgetState.assets.last,
                 ExampleWidgetState.animations!.indexOf(a),
                 replaceActive: false, loop: ExampleWidgetState.loop);
           },
@@ -202,7 +167,7 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
                 await widget.controller
                     .playAnimation(ExampleWidgetState.buster!, 0, loop: true);
                 ExampleWidgetState.animations = await widget.controller
-                    .getAnimationNames(ExampleWidgetState.shapes!);
+                    .getAnimationNames(ExampleWidgetState.assets.last);
               } else {
                 await widget.controller.removeAsset(ExampleWidgetState.buster!);
                 ExampleWidgetState.buster = null;
@@ -272,7 +237,7 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
               await widget.controller.clearAssets();
               ExampleWidgetState.flightHelmet = null;
               ExampleWidgetState.buster = null;
-              ExampleWidgetState.shapes = null;
+              ExampleWidgetState.assets.clear();
             },
             child: const Text('Clear assets')),
       ],
diff --git a/example/lib/menus/camera_submenu.dart b/example/lib/menus/camera_submenu.dart
index 8ce199b8..988edfdc 100644
--- a/example/lib/menus/camera_submenu.dart
+++ b/example/lib/menus/camera_submenu.dart
@@ -82,21 +82,17 @@ class _CameraSubmenuState extends State<CameraSubmenu> {
         child: const Text('Move to 1, 1, -1'),
       ),
       MenuItemButton(
-        onPressed: ExampleWidgetState.last == null
-            ? null
-            : () async {
-                await widget.controller
-                    .setCamera(ExampleWidgetState.last!, null);
-              },
+        onPressed: () async {
+          await widget.controller
+              .setCamera(ExampleWidgetState.assets.last!, null);
+        },
         child: const Text('Set to first camera in last added asset'),
       ),
       MenuItemButton(
-        onPressed: ExampleWidgetState.last == null
-            ? null
-            : () async {
-                await widget.controller
-                    .moveCameraToAsset(ExampleWidgetState.last!);
-              },
+        onPressed: () async {
+          await widget.controller
+              .moveCameraToAsset(ExampleWidgetState.assets.last!);
+        },
         child: const Text("Move to last added asset"),
       ),
       MenuItemButton(
diff --git a/example/lib/menus/controller_menu.dart b/example/lib/menus/controller_menu.dart
index b18c3461..007b0236 100644
--- a/example/lib/menus/controller_menu.dart
+++ b/example/lib/menus/controller_menu.dart
@@ -100,18 +100,16 @@ class _ControllerMenuState extends State<ControllerMenu> {
         menuChildren: items,
         builder:
             (BuildContext context, MenuController controller, Widget? child) {
-          return Align(
-              alignment: Alignment.bottomLeft,
-              child: TextButton(
-                onPressed: () {
-                  if (controller.isOpen) {
-                    controller.close();
-                  } else {
-                    controller.open();
-                  }
-                },
-                child: const Text("Controller / Viewer"),
-              ));
+          return TextButton(
+            onPressed: () {
+              if (controller.isOpen) {
+                controller.close();
+              } else {
+                controller.open();
+              }
+            },
+            child: const Text("Controller / Viewer"),
+          );
         });
   }
 }
diff --git a/example/lib/menus/scene_menu.dart b/example/lib/menus/scene_menu.dart
index 56367c14..d52a66d3 100644
--- a/example/lib/menus/scene_menu.dart
+++ b/example/lib/menus/scene_menu.dart
@@ -21,8 +21,8 @@ class _SceneMenuState extends State<SceneMenu> {
   void didUpdateWidget(SceneMenu oldWidget) {
     super.didUpdateWidget(oldWidget);
     if (widget.controller != null &&
-            widget.controller != oldWidget.controller ||
-        widget.controller!.hasViewer != oldWidget.controller!.hasViewer) {
+        (widget.controller != oldWidget.controller ||
+            widget.controller!.hasViewer != oldWidget.controller!.hasViewer)) {
       setState(() {});
     }
   }
@@ -47,20 +47,18 @@ class _SceneMenuState extends State<SceneMenu> {
                   ],
             builder: (BuildContext context, MenuController controller,
                 Widget? child) {
-              return Align(
-                  alignment: Alignment.bottomLeft,
-                  child: TextButton(
-                    onPressed: !hasViewer
-                        ? null
-                        : () {
-                            if (controller.isOpen) {
-                              controller.close();
-                            } else {
-                              controller.open();
-                            }
-                          },
-                    child: const Text("Scene"),
-                  ));
+              return TextButton(
+                onPressed: !hasViewer
+                    ? null
+                    : () {
+                        if (controller.isOpen) {
+                          controller.close();
+                        } else {
+                          controller.open();
+                        }
+                      },
+                child: const Text("Scene"),
+              );
             },
           );
         });
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 6877f7cb..13549bc4 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -93,10 +93,10 @@ packages:
     dependency: transitive
     description:
       name: file
-      sha256: "1b92bec4fc2a72f59a8e15af5f52cd441e4a7860b49499d69dfa817af20e925d"
+      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.4"
+    version: "7.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -158,6 +158,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  intl:
+    dependency: transitive
+    description:
+      name: intl
+      sha256: "3bc132a9dbce73a7e4a21a17d06e1878839ffbf975568bc875c60537824b0c4d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.18.1"
   js:
     dependency: transitive
     description:
@@ -166,6 +174,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.6.7"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: f38a2c91c12f31726ca13015fbab3d2e9440edcb7c17b8b36ed9b85ed6eee6a2
+      url: "https://pub.dev"
+    source: hosted
+    version: "9.0.11"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "23770c69594f5260a79fe9d84e29f8b175d1b05d128e751c904b3cdf910e5dfc"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.9"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: b06739349ec2477e943055aea30172c5c7000225f79dad4702e2ec0eda79a6ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.5"
   lints:
     dependency: transitive
     description:
@@ -186,18 +218,18 @@ packages:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.8.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
+      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.11.0"
   path:
     dependency: transitive
     description:
@@ -306,10 +338,10 @@ packages:
     dependency: transitive
     description:
       name: platform
-      sha256: ae68c7bfcd7383af3629daafb32fb4e8681c7154428da4febcff06200585f102
+      sha256: "0a279f0707af40c890e80b1e9df8bb761694c074ba7e1d4ab1bc4b728e200b59"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.2"
+    version: "3.1.3"
   plugin_platform_interface:
     dependency: transitive
     description:
@@ -330,10 +362,10 @@ packages:
     dependency: transitive
     description:
       name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
+      sha256: "266ca5be5820feefc777793d0a583acfc8c40834893c87c00c6c09e2cf58ea42"
       url: "https://pub.dev"
     source: hosted
-    version: "4.2.4"
+    version: "5.0.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -431,26 +463,34 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: c538be99af830f478718b51630ec1b6bee5e74e52c8a802d328d9e71d35d2583
+      sha256: a13d5503b4facefc515c8c587ce3cf69577a7b064a9f1220e005449cf1f64aad
       url: "https://pub.dev"
     source: hosted
-    version: "11.10.0"
+    version: "12.0.0"
   web:
     dependency: transitive
     description:
       name: web
-      sha256: "14f1f70c51119012600c5f1f60ca68efda5a9b6077748163c6af2893ec5df8fc"
+      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.1-beta"
+    version: "0.3.0"
+  web_socket_channel:
+    dependency: transitive
+    description:
+      name: web_socket_channel
+      sha256: d88238e5eac9a42bb43ca4e721edba3c08c6354d4a53063afaa568516217621b
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
   webdriver:
     dependency: transitive
     description:
       name: webdriver
-      sha256: "3c923e918918feeb90c4c9fdf1fe39220fa4c0e8e2c0fffaded174498ef86c49"
+      sha256: "003d7da9519e1e5f329422b36c4dcdf18d7d2978d1ba099ea4e45ba490ed845e"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.3"
   win32:
     dependency: transitive
     description:
@@ -476,5 +516,5 @@ packages:
     source: hosted
     version: "6.4.2"
 sdks:
-  dart: ">=3.2.0-157.0.dev <4.0.0"
+  dart: ">=3.2.0-194.0.dev <4.0.0"
   flutter: ">=3.16.0-0.2.pre"