diff --git a/Libraries/UniversalEditor.Core/Document.cs b/Libraries/UniversalEditor.Core/Document.cs
index 8eade78e..3e73f553 100644
--- a/Libraries/UniversalEditor.Core/Document.cs
+++ b/Libraries/UniversalEditor.Core/Document.cs
@@ -32,6 +32,15 @@ namespace UniversalEditor
 	/// </summary>
 	public class Document : IDisposable
 	{
+		public class ReadOnlyDocumentCollection : System.Collections.ObjectModel.ReadOnlyCollection<Document>
+		{
+			public ReadOnlyDocumentCollection(System.Collections.Generic.IList<Document> list)
+				: base(list)
+			{
+
+			}
+		}
+
 		/// <summary>
 		/// The <see cref="Accessor" /> which determines where the data is read from.
 		/// </summary>
diff --git a/Libraries/UniversalEditor.UserInterface/Editor.cs b/Libraries/UniversalEditor.UserInterface/Editor.cs
index 95e4dcd2..38a65426 100644
--- a/Libraries/UniversalEditor.UserInterface/Editor.cs
+++ b/Libraries/UniversalEditor.UserInterface/Editor.cs
@@ -36,6 +36,14 @@ namespace UniversalEditor.UserInterface
 	/// </summary>
 	public abstract class Editor : MBS.Framework.UserInterface.Container, IDocumentPropertiesProviderControl
 	{
+		public class ReadOnlyEditorCollection
+			: System.Collections.ObjectModel.ReadOnlyCollection<Editor>
+		{
+			public ReadOnlyEditorCollection(IList<Editor> list) : base(list)
+			{
+			}
+		}
+
 		public EditorContext Context { get; private set; } = null;
 
 		private EditorDocumentExplorer _EditorDocumentExplorer = null;
diff --git a/Libraries/UniversalEditor.UserInterface/IHostApplicationWindow.cs b/Libraries/UniversalEditor.UserInterface/IHostApplicationWindow.cs
index 9a254b13..86acf258 100644
--- a/Libraries/UniversalEditor.UserInterface/IHostApplicationWindow.cs
+++ b/Libraries/UniversalEditor.UserInterface/IHostApplicationWindow.cs
@@ -87,6 +87,9 @@ namespace UniversalEditor.UserInterface
 
 		ProjectObjectModel CurrentProject { get; set; }
 		SolutionObjectModel CurrentSolution { get; set; }
+
+		Document.ReadOnlyDocumentCollection Documents { get; }
+		Editor.ReadOnlyEditorCollection Editors { get; }
 	}
 	public class IHostApplicationWindowCollection
 		: System.Collections.ObjectModel.Collection<IHostApplicationWindow>
diff --git a/Libraries/UniversalEditor.UserInterface/MainWindow.cs b/Libraries/UniversalEditor.UserInterface/MainWindow.cs
index dd59006c..da8672af 100644
--- a/Libraries/UniversalEditor.UserInterface/MainWindow.cs
+++ b/Libraries/UniversalEditor.UserInterface/MainWindow.cs
@@ -1457,6 +1457,42 @@ namespace UniversalEditor.UserInterface
 			}
 		}
 
+		public Document.ReadOnlyDocumentCollection Documents
+		{
+			get
+			{
+				// retrieve all documents currently loaded in this window
+				EditorPage[] pages = GetEditorPages();
+				List<Document> list = new List<Document>();
+				for (int i = 0; i < pages.Length; i++)
+				{
+					list.Add(pages[i].Document);
+				}
+				return new Document.ReadOnlyDocumentCollection(list);
+			}
+		}
+
+		public Editor.ReadOnlyEditorCollection Editors
+		{
+			get
+			{
+				// retrieve all editors currently loaded in this window
+				EditorPage[] pages = GetEditorPages();
+				List<Editor> list = new List<Editor>();
+				for (int i = 0; i < pages.Length; i++)
+				{
+					for (int j = 0; j < pages[i].Controls.Count; j++)
+					{
+						if (pages[i].Controls[j] is Editor)
+						{
+							list.Add(pages[i].Controls[j] as Editor);
+						}
+					}
+				}
+				return new Editor.ReadOnlyEditorCollection(list);
+			}
+		}
+
 		#endregion
 
 		public IDocumentPropertiesProvider FindDocumentPropertiesProvider(IControl control)