diff --git a/Classes/Controller/BackendServiceController.php b/Classes/Controller/BackendServiceController.php
index 1f941184eb..f77a2ecec1 100644
--- a/Classes/Controller/BackendServiceController.php
+++ b/Classes/Controller/BackendServiceController.php
@@ -47,7 +47,6 @@
 use Neos\Neos\Ui\Domain\Model\Feedback\Operations\ReloadDocument;
 use Neos\Neos\Ui\Domain\Model\Feedback\Operations\UpdateWorkspaceInfo;
 use Neos\Neos\Ui\Domain\Model\FeedbackCollection;
-use Neos\Neos\Ui\Domain\Service\NodeTreeBuilder;
 use Neos\Neos\Ui\Fusion\Helper\NodeInfoHelper;
 use Neos\Neos\Ui\Fusion\Helper\WorkspaceHelper;
 use Neos\Neos\Ui\Service\NodeClipboard;
@@ -479,22 +478,6 @@ public function getWorkspaceInfoAction(): void
         $this->view->assign('value', $personalWorkspaceInfo);
     }
 
-    public function initializeLoadTreeAction(): void
-    {
-        $this->arguments['nodeTreeArguments']->getPropertyMappingConfiguration()->allowAllProperties();
-    }
-
-    /**
-     * Load the nodetree
-     */
-    public function loadTreeAction(NodeTreeBuilder $nodeTreeArguments, bool $includeRoot = false): void
-    {
-        $contentRepositoryId = SiteDetectionResult::fromRequest($this->request->getHttpRequest())->contentRepositoryId;
-
-        $nodeTreeArguments->setControllerContext($this->controllerContext);
-        $this->view->assign('value', $nodeTreeArguments->build($contentRepositoryId, $includeRoot));
-    }
-
     /**
      * @throws \Neos\Flow\Mvc\Exception\NoSuchArgumentException
      */
diff --git a/Classes/Domain/Service/NodeTreeBuilder.php b/Classes/Domain/Service/NodeTreeBuilder.php
deleted file mode 100644
index 3fb6cc5dc5..0000000000
--- a/Classes/Domain/Service/NodeTreeBuilder.php
+++ /dev/null
@@ -1,225 +0,0 @@
-<?php
-
-namespace Neos\Neos\Ui\Domain\Service;
-
-/*
- * This file is part of the Neos.Neos.Ui package.
- *
- * (c) Contributors of the Neos Project - www.neos.io
- *
- * This package is Open Source Software. For the full copyright and license
- * information, please view the LICENSE file which was distributed with this
- * source code.
- */
-
-use Neos\ContentRepository\Core\Projection\ContentGraph\Node;
-use Neos\ContentRepository\Core\Factory\ContentRepositoryId;
-use Neos\Flow\Annotations as Flow;
-use Neos\Flow\Mvc\Controller\ControllerContext;
-use Neos\Neos\Service\LinkingService;
-use Neos\Neos\Ui\ContentRepository\Service\NeosUiNodeService;
-
-class NodeTreeBuilder
-{
-    private string $rootContextPath;
-    private string $activeContextPath;
-
-    /**
-     * An (optional) node type filter
-     *
-     * @var string|null
-     */
-    protected $nodeTypeFilter = null;
-
-    /**
-     * An (optional) search term filter
-     *
-     * @var string
-     */
-    protected $searchTermFilter = '';
-
-    /**
-     * Determines how many levels of the tree should be loaded
-     *
-     * @var integer
-     */
-    protected $depth = 1;
-
-    /**
-     * @var ControllerContext
-     */
-    protected $controllerContext;
-
-    /**
-     * @Flow\Inject
-     * @var LinkingService
-     */
-    protected $linkingService;
-
-    /**
-     * @Flow\Inject
-     * @var NeosUiNodeService
-     */
-    protected $nodeService;
-
-    /**
-     * Set the root node
-     *
-     * @param string $rootContextPath
-     * @return void
-     */
-    public function setRoot($rootContextPath)
-    {
-        $this->rootContextPath = $rootContextPath;
-    }
-
-    /**
-     * Get the root node
-     *
-     * @return Node
-     */
-    private function getRoot()
-    {
-        if (!$this->root) {
-            $this->root = $this->active->getContext()->getCurrentSiteNode();
-        }
-
-        return $this->root;
-    }
-
-    /**
-     * Set the active node
-     *
-     * @param string $activeContextPath
-     * @return void
-     */
-    public function setActive($activeContextPath)
-    {
-        $this->activeContextPath = $activeContextPath;
-    }
-
-    /**
-     * Set the node type filter
-     *
-     * @param string $nodeTypeFilter
-     * @return void
-     */
-    public function setNodeTypeFilter($nodeTypeFilter)
-    {
-        $this->nodeTypeFilter = $nodeTypeFilter;
-    }
-
-    /**
-     * Set the search term filter
-     *
-     * @param string $searchTermFilter
-     * @return void
-     */
-    public function setSearchTermFilter($searchTermFilter)
-    {
-        $this->searchTermFilter = $searchTermFilter;
-    }
-
-    /**
-     * Set the depth
-     *
-     * @param integer $depth
-     */
-    public function setDepth($depth)
-    {
-        $this->depth = $depth;
-    }
-
-    /**
-     * Set the controller context
-     *
-     * @param ControllerContext $controllerContext
-     * @return void
-     */
-    public function setControllerContext(ControllerContext $controllerContext)
-    {
-        $this->controllerContext = $controllerContext;
-    }
-
-    /**
-     * Build a json serializable tree structure containing node information
-     *
-     * @param bool $includeRoot
-     * @param null $root
-     * @param null $depth
-     * @return array
-     */
-    public function build(ContentRepositoryId $contentRepositoryId, $includeRoot = false, $root = null, $depth = null)
-    {
-        $root = $root === null ? $this->getRoot() : $root;
-        $depth = $depth === null ? $this->depth : $depth;
-
-        $result = [];
-
-        /** @var Node $childNode */
-        foreach ($root->getChildNodes($this->nodeTypeFilter) as $childNode) {
-            $hasChildNodes = $childNode->hasChildNodes($this->nodeTypeFilter);
-            $shouldLoadChildNodes = $hasChildNodes && ($depth > 1 || $this->isInRootLine($this->active, $childNode));
-
-            $result[$childNode->getName()] = [
-                'label' => $childNode->getNodeType()->isOfType('Neos.Neos:Document') ?
-                    $childNode->getProperty('title') : $childNode->getLabel(),
-                'contextPath' => $childNode->getContextPath(),
-                'nodeType' => $childNode->getNodeType()->getName(),
-                'hasChildren' => $hasChildNodes,
-                'isActive' => $this->active && ($childNode->getPath() === $this->active->getPath()),
-                'isFocused' => $this->active && ($childNode->getPath() === $this->active->getPath()),
-                'isCollapsed' => !$shouldLoadChildNodes,
-                'isCollapsable' => $hasChildNodes
-            ];
-
-            if ($shouldLoadChildNodes) {
-                $result[$childNode->getName()]['children'] =
-                    $this->build(false, $childNode, $depth - 1);
-            }
-
-            if ($childNode->getNodeType()->isOfType('Neos.Neos:Document')) {
-                $result[$childNode->getName()]['href'] = $this->linkingService->createNodeUri(
-                    /* $controllerContext */
-                    $this->controllerContext,
-                    /* $node */
-                    $childNode,
-                    /* $baseNode */
-                    null,
-                    /* $format */
-                    null,
-                    /* $absolute */
-                    true
-                );
-            }
-        }
-
-        if ($includeRoot) {
-            return [
-                $root->getName() => [
-                    'label' => $root->getNodeType()->isOfType('Neos.Neos:Document') ?
-                        $root->getProperty('title') : $root->getLabel(),
-                    'icon' => 'globe',
-                    'contextPath' => $root->getContextPath(),
-                    'nodeType' => $root->getNodeType()->getName(),
-                    'hasChildren' => count($result),
-                    'isCollapsed' => false,
-                    'isActive' => $this->active && ($root->getPath() === $this->active->getPath()),
-                    'isFocused' => $this->active && ($root->getPath() === $this->active->getPath()),
-                    'children' => $result
-                ]
-            ];
-        }
-
-        return $result;
-    }
-
-    protected function isInRootLine(Node $haystack = null, Node $needle)
-    {
-        if ($haystack === null) {
-            return false;
-        }
-
-        return mb_strrpos($haystack->getPath(), $needle->getPath(), null, 'UTF-8') === 0;
-    }
-}
diff --git a/Configuration/Routes.Service.yaml b/Configuration/Routes.Service.yaml
index e69d3f0ef9..a4ad58b2e8 100644
--- a/Configuration/Routes.Service.yaml
+++ b/Configuration/Routes.Service.yaml
@@ -54,14 +54,6 @@
     '@action': 'clearClipboard'
   httpMethods: ['POST']
 
--
-  name: 'Load Tree'
-  uriPattern: 'load-tree'
-  defaults:
-    '@controller': 'BackendService'
-    '@action': 'loadTree'
-  httpMethods: ['POST']
-
 -
   name: 'FlowQuery'
   uriPattern: 'flow-query'
diff --git a/Resources/Private/Fusion/Backend/Root.fusion b/Resources/Private/Fusion/Backend/Root.fusion
index 9018674065..af6e00a74b 100644
--- a/Resources/Private/Fusion/Backend/Root.fusion
+++ b/Resources/Private/Fusion/Backend/Root.fusion
@@ -125,9 +125,6 @@ backend = Neos.Fusion:Template {
                 clearClipboard = Neos.Fusion:UriBuilder {
                     action = 'clearClipboard'
                 }
-                loadTree = Neos.Fusion:UriBuilder {
-                    action = 'loadTree'
-                }
                 flowQuery = Neos.Fusion:UriBuilder {
                     action = 'flowQuery'
                 }
diff --git a/packages/neos-ui-backend-connector/src/Endpoints/index.ts b/packages/neos-ui-backend-connector/src/Endpoints/index.ts
index 042bb7d60c..56f9075e0c 100644
--- a/packages/neos-ui-backend-connector/src/Endpoints/index.ts
+++ b/packages/neos-ui-backend-connector/src/Endpoints/index.ts
@@ -15,7 +15,6 @@ export interface Routes {
             copyNodes: string;
             cutNodes: string;
             clearClipboard: string;
-            loadTree: string;
             flowQuery: string;
             generateUriPathSegment: string;
             getWorkspaceInfo: string;