diff --git a/docs/pages/_en/1.0/reference/release-notes.md b/docs/pages/_en/1.0/reference/release-notes.md
index 2e1943591..92e52624a 100644
--- a/docs/pages/_en/1.0/reference/release-notes.md
+++ b/docs/pages/_en/1.0/reference/release-notes.md
@@ -15,6 +15,8 @@ group: Deployment & Configs
 
 ### RC
 
+- Added 'Open View' component.
+
 {% endcapture %}
 {% include ltr/release_header_next.html title="Upcoming Changes" note=rc_release_notes %}
 
diff --git a/src/RhinoInside.Revit.External/DB/Extensions/Document.cs b/src/RhinoInside.Revit.External/DB/Extensions/Document.cs
index 8b48eea27..33eeadf8e 100644
--- a/src/RhinoInside.Revit.External/DB/Extensions/Document.cs
+++ b/src/RhinoInside.Revit.External/DB/Extensions/Document.cs
@@ -998,12 +998,17 @@ public static View GetActiveGraphicalView(this Document doc)
     }
 
     /// <summary>
-    /// Sets the active Graphical <see cref="Autodesk.Revit.DB.View"/> of the provided <see cref="Autodesk.Revit.DB.Document"/>.
+    /// Sets the active <see cref="Autodesk.Revit.DB.View"/> of the provided <see cref="Autodesk.Revit.DB.Document"/>.
     /// </summary>
     /// <param name="doc"></param>
     /// <param name="view">View to be activated</param>
-    public static bool SetActiveGraphicalView(this Document document, View view) =>
-      SetActiveGraphicalView(document, view, out var _);
+    public static bool SetActiveView(this Document document, View view)
+    {
+      if (view is null)
+        throw new ArgumentNullException(nameof(view));
+
+      return SetActiveView(document, view, out var _);
+    }
 
     /// <summary>
     /// Sets the active Graphical <see cref="Autodesk.Revit.DB.View"/> of the provided <see cref="Autodesk.Revit.DB.Document"/>.
@@ -1018,6 +1023,16 @@ public static bool SetActiveGraphicalView(this Document document, View view, out
       if (!view.IsGraphicalView())
         throw new ArgumentException("Input view is not a graphical view.", nameof(view));
 
+      return SetActiveView(document, view, out wasOpened);
+    }
+
+    /// <summary>
+    /// Sets the active Graphical <see cref="Autodesk.Revit.DB.View"/> of the provided <see cref="Autodesk.Revit.DB.Document"/>.
+    /// </summary>
+    /// <param name="doc"></param>
+    /// <param name="view">View to be activated</param>
+    private static bool SetActiveView(this Document document, View view, out bool wasOpened)
+    {
       if (!document.Equals(view.Document))
         throw new ArgumentException("View does not belong to the specified document", nameof(view));
 
diff --git a/src/RhinoInside.Revit.External/UI/UIHostApplicationUnconstrained.cs b/src/RhinoInside.Revit.External/UI/UIHostApplicationUnconstrained.cs
index 1b78d9e0d..ace0a197e 100644
--- a/src/RhinoInside.Revit.External/UI/UIHostApplicationUnconstrained.cs
+++ b/src/RhinoInside.Revit.External/UI/UIHostApplicationUnconstrained.cs
@@ -46,7 +46,7 @@ public override UIDocument ActiveUIDocument
         if (value.TryGetActiveGraphicalView(out var uiView))
         {
           HostedApplication.Active.InvokeInHostContext
-          (() => value.Document.SetActiveGraphicalView(value.Document.GetElement(uiView.ViewId) as View));
+          (() => value.Document.SetActiveGraphicalView(value.Document.GetElement(uiView.ViewId) as View, out var _));
         }
       }
     }
diff --git a/src/RhinoInside.Revit.GH/Components/Groups/AddDetailGroup.cs b/src/RhinoInside.Revit.GH/Components/Groups/AddDetailGroup.cs
index 62f3d80de..19afee910 100644
--- a/src/RhinoInside.Revit.GH/Components/Groups/AddDetailGroup.cs
+++ b/src/RhinoInside.Revit.GH/Components/Groups/AddDetailGroup.cs
@@ -111,7 +111,7 @@ protected override void AfterSolveInstance()
     {
       base.AfterSolveInstance();
 
-      ActiveView?.Document.SetActiveGraphicalView(ActiveView);
+      ActiveView?.Document.SetActiveView(ActiveView);
       ActiveView = default;
 
       if (ViewsToClose.Count > 0)
diff --git a/src/RhinoInside.Revit.GH/Components/Topology/AddSpace.cs b/src/RhinoInside.Revit.GH/Components/Topology/AddSpace.cs
index 1daaa42b4..108a3db28 100644
--- a/src/RhinoInside.Revit.GH/Components/Topology/AddSpace.cs
+++ b/src/RhinoInside.Revit.GH/Components/Topology/AddSpace.cs
@@ -145,7 +145,7 @@ protected override void AfterSolveInstance()
     {
       base.AfterSolveInstance();
 
-      ActiveView?.Document.SetActiveGraphicalView(ActiveView);
+      ActiveView?.Document.SetActiveView(ActiveView);
       ActiveView = default;
 
       foreach (var view in (ViewsToClose as IEnumerable<ARDB.View>).Reverse())
diff --git a/src/RhinoInside.Revit.GH/Components/Views/Open.cs b/src/RhinoInside.Revit.GH/Components/Views/Open.cs
new file mode 100644
index 000000000..2a81f3c10
--- /dev/null
+++ b/src/RhinoInside.Revit.GH/Components/Views/Open.cs
@@ -0,0 +1,169 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Windows.Forms;
+using Grasshopper.Kernel;
+using Grasshopper.Kernel.Data;
+using Grasshopper.Kernel.Parameters;
+using Grasshopper.Kernel.Types;
+using RhinoInside.Revit.External.DB.Extensions;
+using ARDB = Autodesk.Revit.DB;
+using ARUI = Autodesk.Revit.UI;
+
+namespace RhinoInside.Revit.GH.Components.Views
+{
+  [ComponentVersion(introduced: "1.18")]
+  public class ViewOpen : ZuiComponent
+  {
+    public override Guid ComponentGuid => new Guid("E13FC388-D607-4A62-BEBC-498A9445F91A");
+    public override GH_Exposure Exposure => GH_Exposure.primary;
+    protected override string IconTag => string.Empty;
+
+    public ViewOpen() : base
+    (
+      name: "Open View",
+      nickname: "V-Open",
+      description: "Open-Close a Revit view",
+      category: "Revit",
+      subCategory: "View"
+    )
+    { }
+
+    protected override ParamDefinition[] Inputs => inputs;
+    static readonly ParamDefinition[] inputs =
+    {
+      ParamDefinition.Create<Parameters.View>("View", "V", string.Empty),
+      ParamDefinition.Create<Param_Boolean>("Open", "O", string.Empty, optional: true, relevance: ParamRelevance.Primary)
+    };
+
+    protected override ParamDefinition[] Outputs => outputs;
+    static readonly ParamDefinition[] outputs =
+    {
+      ParamDefinition.Create<Parameters.View>("View", "V", string.Empty),
+      ParamDefinition.Create<Param_Boolean>("Open", "O", string.Empty, optional: true, relevance: ParamRelevance.Primary)
+    };
+
+    private readonly Dictionary<Types.View, bool> ViewStates = new Dictionary<Types.View, bool>();
+    protected override void BeforeSolveInstance()
+    {
+      base.BeforeSolveInstance();
+    }
+
+    protected override void TrySolveInstance(IGH_DataAccess DA)
+    {
+      if (!Params.TryGetData(DA, "View", out Types.View view, x => x.IsValid)) return;
+      else Params.TrySetData(DA, "View", () => view);
+      if (!Params.TryGetData(DA, "Open", out bool? open)) return;
+
+      var isOpen = view.Value.IsOpen();
+      if (open is object)
+      {
+        if (view.Value.IsTemplate && open is true)
+          AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, $"Can't open view template '{view.DisplayName}'");
+        else if (view.Value.IsCallout && open is true)
+          AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, $"Can't open callout view'{view.DisplayName}'");
+        else
+          ViewStates[view] = open.Value;
+      }
+
+      Params.TrySetData(DA, "Open", () => isOpen);
+    }
+
+    protected override void AfterSolveInstance()
+    {
+      if (ViewStates.Count > 0)
+      {
+        try
+        {
+          Guest.Instance.CommitTransactionGroups();
+          var activeView = Revit.ActiveUIDocument.ActiveView;
+
+          try
+          {
+            foreach (var group in ViewStates.GroupBy(x => x.Key.Document))
+            {
+              using (var uiDocument = new ARUI.UIDocument(group.Key))
+              {
+                var openViews = uiDocument.GetOpenUIViews();
+                if (openViews.Count == 0)
+                {
+                  AddRuntimeMessage(GH_RuntimeMessageLevel.Error, $"Document {uiDocument.Document.GetTitle()} is not open on UI.");
+                }
+                else
+                {
+                  var openViewIds = new HashSet<ARDB.ElementId>(openViews.Select(x => x.ViewId));
+                  var viewsToClose = group.Where(x => x.Value == false).Select(x => x.Key);
+                  var viewsToOpen = group.Where(x => x.Value == true).Select(x => x.Key);
+
+                  foreach (var view in viewsToOpen)
+                  {
+                    if (!openViewIds.Contains(view.Id))
+                      view.Value.Document.SetActiveView(view.Value);
+                  }
+
+                  foreach (var view in viewsToClose)
+                  {
+                    if (view.Value.IsEquivalent(activeView))
+                    {
+                      AddRuntimeMessage(GH_RuntimeMessageLevel.Error, $"Can't close '{view.DisplayName}' because is the active one.");
+                    }
+                    else
+                    {
+                      try { view.Value.Close(); }
+                      catch (Exception e) { AddRuntimeMessage(GH_RuntimeMessageLevel.Error, e.Message); }
+                    }
+                  }
+                }
+              }
+            }
+          }
+          finally
+          {
+            activeView.Document.SetActiveView(activeView);
+          }
+
+          // Reconstruct output 'Open' with final values from 'View'.
+          var _View_ = Params.IndexOfOutputParam("View");
+          var _Open_ = Params.IndexOfOutputParam("Open");
+          if (_View_ >= 0 && _Open_ >= 0)
+          {
+            var viewParam = Params.Output[_View_];
+            var openParam = Params.Output[_Open_];
+            var openData = new GH_Structure<GH_Boolean>();
+
+            var viewData = viewParam.VolatileData;
+            foreach (var path in viewData.Paths)
+            {
+              var open = viewData.get_Branch(path).Cast<object>().Select(x => (x as Types.View)?.Value.IsOpen());
+              openData.AppendRange(open.Select(x => x.HasValue ? new GH_Boolean(x.Value) : null), path);
+            }
+
+            openParam.ClearData();
+            openParam.AddVolatileDataTree(openData);
+          }
+        }
+        finally
+        {
+          ViewStates.Clear();
+          Guest.Instance.StartTransactionGroups();
+        }
+      }
+
+      base.AfterSolveInstance();
+    }
+
+    #region UI
+    protected override void AppendAdditionalComponentMenuItems(ToolStripDropDown menu)
+    {
+      base.AppendAdditionalComponentMenuItems(menu);
+
+      var activeApp = Revit.ActiveUIApplication;
+#if REVIT_2019
+      menu.AppendPostableCommand(ARUI.PostableCommand.CloseInactiveViews, "Close Inactive Views…");
+      menu.AppendPostableCommand(ARUI.PostableCommand.TabViews, "Tab Views…");
+      menu.AppendPostableCommand(ARUI.PostableCommand.TileViews, "Tile Views…");
+#endif
+    }
+    #endregion
+  }
+}
diff --git a/src/RhinoInside.Revit.GH/RhinoInside.Revit.GH.csproj b/src/RhinoInside.Revit.GH/RhinoInside.Revit.GH.csproj
index 273d91680..1e6a8ef2a 100644
--- a/src/RhinoInside.Revit.GH/RhinoInside.Revit.GH.csproj
+++ b/src/RhinoInside.Revit.GH/RhinoInside.Revit.GH.csproj
@@ -301,6 +301,7 @@
     <Compile Include="Components\Views\Graphics\GraphicOverrides.cs" />
     <Compile Include="Components\Views\Graphics\WorksetVisibilityOverrides.cs" />
     <Compile Include="Components\Views\Identity.cs" />
+    <Compile Include="Components\Views\Open.cs" />
     <Compile Include="Components\Views\QueryViewElements.cs" />
     <Compile Include="Components\Views\QueryViews.cs" />
     <Compile Include="Components\Views\SectionBox.cs" />