diff --git a/src/Umbraco.Web.UI/umbraco/config/lang/en.xml b/src/Umbraco.Web.UI/umbraco/config/lang/en.xml
index 004794145b..5ca5a737a8 100644
--- a/src/Umbraco.Web.UI/umbraco/config/lang/en.xml
+++ b/src/Umbraco.Web.UI/umbraco/config/lang/en.xml
@@ -627,6 +627,7 @@ To manage your website, simply open the umbraco back office and start adding con
     <key alias="packageUpgradeInstructions">Upgrade instructions</key>
     <key alias="packageUpgradeText"> There's an upgrade available for this package. You can download it directly from the umbraco package repository.</key>
     <key alias="packageVersion">Package version</key>
+    <key alias="packageVersionHistory">Package version history</key>
     <key alias="viewPackageWebsite">View package website</key>
   </area>
   <area alias="paste">
diff --git a/src/Umbraco.Web.UI/umbraco/developer/Packages/installedPackage.aspx b/src/Umbraco.Web.UI/umbraco/developer/Packages/installedPackage.aspx
index b1c2d9c8ec..d624d4c7f9 100644
--- a/src/Umbraco.Web.UI/umbraco/developer/Packages/installedPackage.aspx
+++ b/src/Umbraco.Web.UI/umbraco/developer/Packages/installedPackage.aspx
@@ -56,7 +56,17 @@
       
     
     </cc2:Pane>
-    
+
+    <cc2:Pane ID="pane_versions" runat="server" Text="Package version history" Visible="false">
+        <cc2:PropertyPanel ID="pp_versions" runat="server">
+            <asp:Repeater ID="rptr_versions" runat="server">
+                <HeaderTemplate><ul></HeaderTemplate>
+                <ItemTemplate><li><a href="installedPackage.aspx?id=<%# ((umbraco.cms.businesslogic.packager.InstalledPackage)Container.DataItem).Data.Id %>"><%# ((umbraco.cms.businesslogic.packager.InstalledPackage)Container.DataItem).Data.Version %></a></li></ItemTemplate>
+                <FooterTemplate></ul></FooterTemplate>
+            </asp:Repeater>
+        </cc2:PropertyPanel>
+    </cc2:Pane>
+
     <cc2:Pane ID="pane_options" runat="server" Text="Package options">
         <table border="0" style="width: 100%;">
         <tr><td class="propertyHeader" valign="top">
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/Trees/loadPackages.cs b/src/Umbraco.Web/umbraco.presentation/umbraco/Trees/loadPackages.cs
index 8b7d85eea9..887901a124 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/Trees/loadPackages.cs
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/Trees/loadPackages.cs
@@ -1,28 +1,13 @@
 using System;
-using System.Collections;
 using System.Collections.Generic;
-using System.Data;
-using System.IO;
+using System.Linq;
 using System.Text;
 using System.Web;
 using System.Xml;
-using System.Configuration;
-using umbraco.BasePages;
-using umbraco.BusinessLogic;
 using umbraco.businesslogic;
-using umbraco.cms.businesslogic;
-using umbraco.cms.businesslogic.cache;
-using umbraco.cms.businesslogic.contentitem;
-using umbraco.cms.businesslogic.datatype;
-using umbraco.cms.businesslogic.language;
-using umbraco.cms.businesslogic.media;
-using umbraco.cms.businesslogic.member;
-using umbraco.cms.businesslogic.property;
-using umbraco.cms.businesslogic.web;
-using umbraco.interfaces;
-using umbraco.DataLayer;
-using umbraco.BusinessLogic.Utils;
+using umbraco.cms.businesslogic.packager;
 using umbraco.cms.presentation.Trees;
+using umbraco.interfaces;
 
 namespace umbraco
 {
@@ -63,18 +48,24 @@ namespace umbraco
             switch (m_packageType)
             {
                 case "installed":
-                    foreach (cms.businesslogic.packager.InstalledPackage p in cms.businesslogic.packager.InstalledPackage.GetAllInstalledPackages())
+                    Version v;
+                    // Display the unique packages, ordered by the latest version number. [LK 2013-06-10]
+                    var uniquePackages = InstalledPackage.GetAllInstalledPackages()
+                        .OrderByDescending(x => Version.TryParse(x.Data.Version, out v) ? v : new Version())
+                        .GroupBy(x => x.Data.Name)
+                        .Select(x => x.First())
+                        .OrderBy(x => x.Data.Id);
+                    foreach (var p in uniquePackages)
                     {
-                        XmlTreeNode xNode = XmlTreeNode.Create(this);
-                        xNode.NodeID = PACKAGE_TREE_PREFIX + p.Data.Id.ToString();
+                        var xNode = XmlTreeNode.Create(this);
+                        xNode.NodeID = string.Concat(PACKAGE_TREE_PREFIX, p.Data.Id);
                         xNode.Text = p.Data.Name;
-                        xNode.Action = "javascript:openInstalledPackage('" + p.Data.Id.ToString() + "');";
+                        xNode.Action = string.Format("javascript:openInstalledPackage('{0}');", p.Data.Id);
                         xNode.Icon = "package.gif";
                         xNode.OpenIcon = "package.gif";
                         xNode.NodeType = "createdPackageInstance";
                         xNode.Menu = null;
                         tree.Add(xNode);
-
                     }
                     break;
 
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx
index b1c2d9c8ec..990e4394ae 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx
@@ -56,7 +56,17 @@
       
     
     </cc2:Pane>
-    
+
+    <cc2:Pane ID="pane_versions" runat="server" Text="Package version history" Visible="false">
+        <cc2:PropertyPanel ID="pp_versions" runat="server">
+            <asp:Repeater ID="rptr_versions" runat="server">
+                <HeaderTemplate><ul></HeaderTemplate>
+                <ItemTemplate><li><a href="#"><%# ((InstalledPackage)Container.DataItem).Data.Name %></a></li></ItemTemplate>
+                <FooterTemplate></ul></FooterTemplate>
+            </asp:Repeater>
+        </cc2:PropertyPanel>
+    </cc2:Pane>
+
     <cc2:Pane ID="pane_options" runat="server" Text="Package options">
         <table border="0" style="width: 100%;">
         <tr><td class="propertyHeader" valign="top">
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.cs b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.cs
index 67b58f1395..41e3bbad1b 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.cs
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.cs
@@ -335,6 +335,20 @@ namespace umbraco.presentation.developer.packages
                         bt_uninstall.Visible = false;
                         pane_uninstall.Visible = false;
                     }
+
+                    // List the package version history [LK 2013-067-10]
+                    Version v;
+                    var packageVersionHistory = cms.businesslogic.packager.InstalledPackage.GetAllInstalledPackages()
+                        .Where(x => x.Data.Id != _pack.Data.Id &&  string.Equals(x.Data.Name, _pack.Data.Name, StringComparison.OrdinalIgnoreCase))
+                        .OrderBy(x => Version.TryParse(x.Data.Version, out v) ? v : new Version());
+
+                    if (packageVersionHistory != null && packageVersionHistory.Count() > 0)
+                    {
+                        rptr_versions.DataSource = packageVersionHistory;
+                        rptr_versions.DataBind();
+
+                        pane_versions.Visible = true;
+                    }
                 }
             }
         }
@@ -613,6 +627,8 @@ namespace umbraco.presentation.developer.packages
             pp_upgradeInstruction.Text = ui.Text("packager", "packageUpgradeInstructions");
             bt_gotoUpgrade.Text = ui.Text("packager", "packageUpgradeDownload");
 
+            pane_versions.Text = ui.Text("packager", "packageVersionHistory");
+
             pane_noItems.Text = ui.Text("packager", "packageNoItemsHeader");
 
             pane_uninstall.Text = ui.Text("packager", "packageUninstallHeader");
diff --git a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.designer.cs b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.designer.cs
index 398a23466d..e6dfc46646 100644
--- a/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.designer.cs
+++ b/src/Umbraco.Web/umbraco.presentation/umbraco/developer/Packages/installedPackage.aspx.designer.cs
@@ -1,10 +1,9 @@
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
-//     Runtime Version:2.0.50727.4200
 //
 //     Changes to this file may cause incorrect behavior and will be lost if
-//     the code is regenerated.
+//     the code is regenerated. 
 // </auto-generated>
 //------------------------------------------------------------------------------
 
@@ -175,6 +174,33 @@ namespace umbraco.presentation.developer.packages {
         /// </remarks>
         protected global::System.Web.UI.WebControls.Literal lt_readme;
         
+        /// <summary>
+        /// pane_versions control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::umbraco.uicontrols.Pane pane_versions;
+        
+        /// <summary>
+        /// pp_versions control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::umbraco.uicontrols.PropertyPanel pp_versions;
+        
+        /// <summary>
+        /// rptr_versions control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.Repeater rptr_versions;
+        
         /// <summary>
         /// pane_options control.
         /// </summary>