diff --git a/client/src/libs/jquery.custom.js b/client/src/libs/jquery.custom.js
index 0f9ea8beac06..74ce844185db 100644
--- a/client/src/libs/jquery.custom.js
+++ b/client/src/libs/jquery.custom.js
@@ -13,7 +13,6 @@ require("imports-loader?imports=default|jqueryVendor|jQuery!libs/jquery/select2"
 require("imports-loader?imports=default|jqueryVendor|jQuery!libs/jquery/jquery-ui");
 require("imports-loader?imports=default|jqueryVendor|jQuery!libs/farbtastic");
 // TODO: ensure unused
-require("imports-loader?imports=default|jqueryVendor|jQuery!libs/jquery/jquery.dynatree");
 require("imports-loader?imports=default|jqueryVendor|jQuery!jquery-migrate");
 
 // Only used in reports
diff --git a/lib/tool_shed/util/shed_util_common.py b/lib/tool_shed/util/shed_util_common.py
index b3fbbb477532..ceaddcdbbfdf 100644
--- a/lib/tool_shed/util/shed_util_common.py
+++ b/lib/tool_shed/util/shed_util_common.py
@@ -356,7 +356,6 @@ def open_repository_files_folder(
             )
         if filename:
             if os.path.isdir(full_path) and path_is_browsable:
-                # Append a '/' character so that our jquery dynatree will function properly.
                 filename = f"{filename}/"
                 full_path = f"{full_path}/"
                 is_folder = True
diff --git a/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/browse_repository.mako b/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/browse_repository.mako
index cf05a0254d80..26beb72abce1 100644
--- a/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/browse_repository.mako
+++ b/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/browse_repository.mako
@@ -15,7 +15,6 @@
 
 <%def name="stylesheets()">
     ${parent.stylesheets()}
-    ${h.css( "dynatree_skin/ui.dynatree" )}
 </%def>
 
 <%def name="javascripts()">
diff --git a/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/common.mako b/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/common.mako
index e775470d39bb..561822e2323c 100644
--- a/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/common.mako
+++ b/lib/tool_shed/webapp/templates/webapps/tool_shed/repository/common.mako
@@ -3,63 +3,6 @@
     <script type="text/javascript">
         config.addInitialization(function() {
             console.log("common.mako, common_javascripts");
-
-            // --- Initialize sample trees
-            $("#tree").dynatree({
-                title: "${repository.name}",
-                minExpandLevel: 1,
-                persist: false,
-                checkbox: true,
-                selectMode: 3,
-                onPostInit: function(isReloading, isError) {
-                    // Re-fire onActivate, so the text is updated
-                    this.reactivate();
-                },
-                fx: { height: "toggle", duration: 200 },
-                // initAjax is hard to fake, so we pass the children as object array:
-                initAjax: {url: "${h.url_for( controller='repository', action='open_folder' )}",
-                           dataType: "json",
-                           data: { folder_path: "${repository.repo_path( trans.app )}", repository_id: "${trans.security.encode_id( repository.id )}"  },
-                },
-                onLazyRead: function(dtnode){
-                    dtnode.appendAjax({
-                        url: "${h.url_for( controller='repository', action='open_folder' )}",
-                        dataType: "json",
-                        data: { folder_path: dtnode.data.key, repository_id: "${trans.security.encode_id( repository.id )}"  },
-                    });
-                },
-                onSelect: function(select, dtnode) {
-                    // Display list of selected nodes
-                    var selNodes = dtnode.tree.getSelectedNodes();
-                    // convert to title/key array
-                    var selKeys = $.map(selNodes, function(node) {
-                        return node.data.key;
-                    });
-                },
-                onActivate: function(dtnode) {
-                    var cell = $("#file_contents");
-                    var selected_value;
-                     if (dtnode.data.key == 'root') {
-                        selected_value = "${repository.repo_path( trans.app )}/";
-                    } else {
-                        selected_value = dtnode.data.key;
-                    };
-                    if (selected_value.charAt(selected_value.length-1) != '/') {
-                        // Make ajax call
-                        $.ajax( {
-                            type: "POST",
-                            url: "${h.url_for( controller='repository', action='get_file_contents' )}",
-                            dataType: "json",
-                            data: { file_path: selected_value, repository_id: "${trans.security.encode_id( repository.id )}" },
-                            success : function ( data ) {
-                                cell.html( '<label>'+data+'</label>' )
-                            }
-                        });
-                    } else {
-                        cell.html( '' );
-                    };
-                },
-            });
         });
     </script>
 </%def>
diff --git a/templates/webapps/tool_shed/repository/common.mako b/templates/webapps/tool_shed/repository/common.mako
index d3fff587b61d..e2e23c267de3 100644
--- a/templates/webapps/tool_shed/repository/common.mako
+++ b/templates/webapps/tool_shed/repository/common.mako
@@ -3,71 +3,6 @@
     <script type="text/javascript">
         config.addInitialization(function() {
             console.log("common.mako, common_javascripts");
-
-            // --- Initialize sample trees
-            $("#tree").dynatree({
-                title: "${repository.name}",
-                minExpandLevel: 1,
-                persist: false,
-                checkbox: true,
-                selectMode: 3,
-                onPostInit: function(isReloading, isError) {
-                    // Re-fire onActivate, so the text is updated
-                    this.reactivate();
-                },
-                fx: { height: "toggle", duration: 200 },
-                // initAjax is hard to fake, so we pass the children as object array:
-                initAjax: {url: "${h.url_for( controller='repository', action='open_folder' )}",
-                           dataType: "json",
-                           data: { folder_path: "${repository.repo_path( trans.app )}", repository_id: "${trans.security.encode_id( repository.id )}"  },
-                },
-                onLazyRead: function(dtnode){
-                    dtnode.appendAjax({
-                        url: "${h.url_for( controller='repository', action='open_folder' )}",
-                        dataType: "json",
-                        data: { folder_path: dtnode.data.key, repository_id: "${trans.security.encode_id( repository.id )}"  },
-                    });
-                },
-                onSelect: function(select, dtnode) {
-                    // Display list of selected nodes
-                    var selNodes = dtnode.tree.getSelectedNodes();
-                    // convert to title/key array
-                    var selKeys = $.map(selNodes, function(node) {
-                        return node.data.key;
-                    });
-                    if (document.forms["select_files_to_delete"]) {
-                        // The following is used only ~/templates/webapps/tool_shed/repository/browse_repository.mako.
-                        document.select_files_to_delete.selected_files_to_delete.value = selKeys.join(",");
-                    }
-                    // The following is used only in ~/templates/webapps/tool_shed/repository/upload.mako.
-                    if (document.forms["upload_form"]) {
-                        document.upload_form.upload_point.value = selKeys.slice(-1);
-                    }
-                },
-                onActivate: function(dtnode) {
-                    var cell = $("#file_contents");
-                    var selected_value;
-                     if (dtnode.data.key == 'root') {
-                        selected_value = "${repository.repo_path( trans.app )}/";
-                    } else {
-                        selected_value = dtnode.data.key;
-                    };
-                    if (selected_value.charAt(selected_value.length-1) != '/') {
-                        // Make ajax call
-                        $.ajax( {
-                            type: "POST",
-                            url: "${h.url_for( controller='repository', action='get_file_contents' )}",
-                            dataType: "json",
-                            data: { file_path: selected_value, repository_id: "${trans.security.encode_id( repository.id )}" },
-                            success : function ( data ) {
-                                cell.html( '<label>'+data+'</label>' )
-                            }
-                        });
-                    } else {
-                        cell.html( '' );
-                    };
-                },
-            });
         });
     </script>
 </%def>