diff --git a/Assets/Extra/Selectable.cs b/Assets/Extra/Selectable.cs
index 116395e..33f9d86 100644
--- a/Assets/Extra/Selectable.cs
+++ b/Assets/Extra/Selectable.cs
@@ -4,6 +4,7 @@ using UnityEngine;
 
 
 //Thanks to : https://sharpcoderblog.com/blog/unity-3d-rts-style-unit-selection
+[AddComponentMenu("Speckle/Playground/Selectable"), DisallowMultipleComponent]
 public class Selectable : MonoBehaviour
 {
 
@@ -43,6 +44,7 @@ public class Selectable : MonoBehaviour
     if (SelectionManager.selectables.Contains(this))
     {
       SelectionManager.selectables.Remove(this);
+      SelectionManager.selectedObjects.Remove(this);
     }
   }
 }
\ No newline at end of file
diff --git a/Assets/Extra/SelectionManager.cs b/Assets/Extra/SelectionManager.cs
index e3340c9..41c0c70 100644
--- a/Assets/Extra/SelectionManager.cs
+++ b/Assets/Extra/SelectionManager.cs
@@ -4,6 +4,7 @@ using UnityEngine;
 using UnityEngine.EventSystems;
 
 //Thanks to : https://sharpcoderblog.com/blog/unity-3d-rts-style-unit-selection
+[AddComponentMenu("Speckle/Playground/Selection Manager"), DisallowMultipleComponent]
 public class SelectionManager : MonoBehaviour
 {
   public Texture topLeftBorder;
@@ -32,7 +33,7 @@ public class SelectionManager : MonoBehaviour
   Vector3 mousePosition1;
 
   public static List<Selectable> selectables = new List<Selectable>();
-  public static List<int> selectedObjects = new List<int>();
+  public static List<Selectable> selectedObjects = new List<Selectable>();
 
   // Update is called once per frame
   void Update()
@@ -66,7 +67,7 @@ public class SelectionManager : MonoBehaviour
         Bounds viewportBounds = GetViewportBounds(camera, mousePosition1, Input.mousePosition);
         if (viewportBounds.Contains(camera.WorldToViewportPoint(selectables[i].transform.position)))
         {
-          selectedObjects.Add(i);
+          selectedObjects.Add(selectables[i]);
         }
       }
     }
@@ -86,7 +87,7 @@ public class SelectionManager : MonoBehaviour
       Camera camera = Camera.main;
       for (int i = 0; i < selectedObjects.Count; i++)
       {
-        DrawSelectionIndicator(camera, selectables[selectedObjects[i]].GetObjectBounds());
+        DrawSelectionIndicator(camera, selectedObjects[i].GetObjectBounds());
       }
     }
   }
diff --git a/Assets/InteractionLogic.cs b/Assets/InteractionLogic.cs
index 266059c..87a517e 100644
--- a/Assets/InteractionLogic.cs
+++ b/Assets/InteractionLogic.cs
@@ -106,7 +106,6 @@ namespace Speckle.ConnectorUnity
       InitRemove();
 
       var sender = gameObject.AddComponent<Sender>();
-      //sender.Stream = stream;
 
       var btn = gameObject.transform.Find("Btn").GetComponentInChildren<Button>();
 
@@ -125,9 +124,9 @@ namespace Speckle.ConnectorUnity
       btn.onClick.AddListener(() =>
         {
           var objs = new List<GameObject>();
-          foreach (var index in SelectionManager.selectedObjects)
+          foreach (var s in SelectionManager.selectedObjects)
           {
-            objs.Add(SelectionManager.selectables[index].gameObject);
+            objs.Add(s.gameObject);
           }
 
           if (!objs.Any())
diff --git a/Assets/Speckle Connector/Editor/StreamManagerEditor.cs b/Assets/Speckle Connector/Editor/StreamManagerEditor.cs
index 1c1f2b8..c5568f8 100644
--- a/Assets/Speckle Connector/Editor/StreamManagerEditor.cs	
+++ b/Assets/Speckle Connector/Editor/StreamManagerEditor.cs	
@@ -311,15 +311,17 @@ namespace Speckle.ConnectorUnity
 
       EditorGUILayout.BeginHorizontal();
 
-      if (GUILayout.Button("Receive!"))
+      bool receive = GUILayout.Button("Receive!");
+      
+      EditorGUILayout.EndHorizontal();
+      
+      if (receive)
       {
         await Receive();
       }
+    
 
-
-      GUILayout.EndHorizontal();
     }
-
-
+    
   }
 }
\ No newline at end of file
diff --git a/Assets/Speckle Connector/Receiver.cs b/Assets/Speckle Connector/Receiver.cs
index 1a8f613..17ac027 100644
--- a/Assets/Speckle Connector/Receiver.cs	
+++ b/Assets/Speckle Connector/Receiver.cs	
@@ -162,7 +162,7 @@ namespace Speckle.ConnectorUnity
 
     private void OnDestroy()
     {
-      Client.CommitCreatedSubscription.Dispose();
+      Client?.CommitCreatedSubscription?.Dispose();
     }
 
     #endregion
diff --git a/Assets/Speckle Connector/RecursiveConverter.cs b/Assets/Speckle Connector/RecursiveConverter.cs
index 04ca38b..60d285c 100644
--- a/Assets/Speckle Connector/RecursiveConverter.cs	
+++ b/Assets/Speckle Connector/RecursiveConverter.cs	
@@ -25,7 +25,7 @@ namespace Speckle.ConnectorUnity
       //using the ApplicationPlaceholderObject to pass materials
       //available in Assets/Materials to the converters
       var materials = Resources.LoadAll("", typeof(Material)).Cast<Material>().ToArray();
-      if (materials.Length == 0) Debug.LogWarning("To automatically assign materials to recieved meshes, materials have to be in the \'Assets/Resources\' folder!");
+      if (materials.Length == 0) Debug.Log("To automatically assign materials to recieved meshes, materials have to be in the \'Assets/Resources\' folder!");
       var placeholderObjects = materials.Select(x => new ApplicationPlaceholderObject { NativeObject = x }).ToList();
       _converter.SetContextObjects(placeholderObjects);
 
@@ -163,8 +163,6 @@ namespace Speckle.ConnectorUnity
           throw new SpeckleException(e.Message, e, true, SentryLevel.Error);
         }
       }
-
-      return null;
     }
 
 
diff --git a/Assets/Speckle Connector/StreamManager.cs b/Assets/Speckle Connector/StreamManager.cs
index 37ce30b..b015dc5 100644
--- a/Assets/Speckle Connector/StreamManager.cs	
+++ b/Assets/Speckle Connector/StreamManager.cs	
@@ -13,6 +13,7 @@ using UnityEngine.Events;
 namespace Speckle.ConnectorUnity
 {
   [ExecuteAlways]
+  [AddComponentMenu("Speckle/Stream Manager")]
   public class StreamManager : MonoBehaviour
   {
 
diff --git a/Packages/manifest.json b/Packages/manifest.json
index b62bb34..c0719ab 100644
--- a/Packages/manifest.json
+++ b/Packages/manifest.json
@@ -1,11 +1,11 @@
 {
   "dependencies": {
     "com.unity.2d.sprite": "1.0.0",
-    "com.unity.collab-proxy": "1.7.1",
+    "com.unity.collab-proxy": "1.13.5",
     "com.unity.ide.rider": "2.0.7",
     "com.unity.ide.visualstudio": "2.0.11",
-    "com.unity.ide.vscode": "1.2.3",
-    "com.unity.test-framework": "1.1.27",
+    "com.unity.ide.vscode": "1.2.4",
+    "com.unity.test-framework": "1.1.29",
     "com.unity.textmeshpro": "3.0.6",
     "com.unity.timeline": "1.4.8",
     "com.unity.ugui": "1.0.0",
diff --git a/Packages/packages-lock.json b/Packages/packages-lock.json
index cda1a7a..0378a97 100644
--- a/Packages/packages-lock.json
+++ b/Packages/packages-lock.json
@@ -7,11 +7,12 @@
       "dependencies": {}
     },
     "com.unity.collab-proxy": {
-      "version": "1.7.1",
+      "version": "1.13.5",
       "depth": 0,
       "source": "registry",
       "dependencies": {
-        "com.unity.nuget.newtonsoft-json": "2.0.0"
+        "com.unity.nuget.newtonsoft-json": "2.0.0",
+        "com.unity.services.core": "1.0.1"
       },
       "url": "https://packages.unity.com"
     },
@@ -41,7 +42,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.ide.vscode": {
-      "version": "1.2.3",
+      "version": "1.2.4",
       "depth": 0,
       "source": "registry",
       "dependencies": {},
@@ -54,8 +55,17 @@
       "dependencies": {},
       "url": "https://packages.unity.com"
     },
+    "com.unity.services.core": {
+      "version": "1.0.1",
+      "depth": 1,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.modules.unitywebrequest": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.test-framework": {
-      "version": "1.1.27",
+      "version": "1.1.29",
       "depth": 0,
       "source": "registry",
       "dependencies": {
diff --git a/ProjectSettings/ProjectVersion.txt b/ProjectSettings/ProjectVersion.txt
index 2c2c446..d2eb005 100644
--- a/ProjectSettings/ProjectVersion.txt
+++ b/ProjectSettings/ProjectVersion.txt
@@ -1,2 +1,2 @@
-m_EditorVersion: 2020.3.17f1
-m_EditorVersionWithRevision: 2020.3.17f1 (a4537701e4ab)
+m_EditorVersion: 2020.3.21f1
+m_EditorVersionWithRevision: 2020.3.21f1 (a38c86f6690f)
diff --git a/ProjectSettings/SceneTemplateSettings.json b/ProjectSettings/SceneTemplateSettings.json
new file mode 100644
index 0000000..6f3e60f
--- /dev/null
+++ b/ProjectSettings/SceneTemplateSettings.json
@@ -0,0 +1,167 @@
+{
+    "templatePinStates": [],
+    "dependencyTypeInfos": [
+        {
+            "userAdded": false,
+            "type": "UnityEngine.AnimationClip",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEditor.Animations.AnimatorController",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.AnimatorOverrideController",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEditor.Audio.AudioMixerController",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.ComputeShader",
+            "ignore": true,
+            "defaultInstantiationMode": 1,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Cubemap",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.GameObject",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEditor.LightingDataAsset",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": false
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.LightingSettings",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Material",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEditor.MonoScript",
+            "ignore": true,
+            "defaultInstantiationMode": 1,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.PhysicMaterial",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.PhysicsMaterial2D",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Rendering.PostProcessing.PostProcessProfile",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Rendering.PostProcessing.PostProcessResources",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Rendering.VolumeProfile",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEditor.SceneAsset",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": false
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Shader",
+            "ignore": true,
+            "defaultInstantiationMode": 1,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.ShaderVariantCollection",
+            "ignore": true,
+            "defaultInstantiationMode": 1,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Texture",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Texture2D",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        },
+        {
+            "userAdded": false,
+            "type": "UnityEngine.Timeline.TimelineAsset",
+            "ignore": false,
+            "defaultInstantiationMode": 0,
+            "supportsModification": true
+        }
+    ],
+    "defaultDependencyTypeInfo": {
+        "userAdded": false,
+        "type": "<default_scene_template_dependencies>",
+        "ignore": false,
+        "defaultInstantiationMode": 1,
+        "supportsModification": true
+    },
+    "newSceneOverride": 0
+}
\ No newline at end of file