diff --git a/packages/graph-editor/src/components/panels/index.tsx b/packages/graph-editor/src/components/panels/index.tsx
index af9aad22d..3ac76bf0a 100644
--- a/packages/graph-editor/src/components/panels/index.tsx
+++ b/packages/graph-editor/src/components/panels/index.tsx
@@ -9,3 +9,4 @@ export * from './nodeSettings/index.js';
 export * from './output/index.js';
 export * from './play/index.js';
 export * from './settings/index.js';
+export * from './navigation/index.js';
diff --git a/packages/graph-editor/src/components/panels/navigation/index.module.css b/packages/graph-editor/src/components/panels/navigation/index.module.css
new file mode 100644
index 000000000..b24e91c10
--- /dev/null
+++ b/packages/graph-editor/src/components/panels/navigation/index.module.css
@@ -0,0 +1,38 @@
+.scrollWrapper {
+  height: 100%;
+  flex: 1;
+  padding: var(--component-spacing-md);
+  overflow: auto;
+}
+
+.componentSpacingWrapper {
+  padding: var(--component-spacing-md);
+}
+
+.listWrapper {
+  display: flex;
+  flex-direction: column;
+  font-size: var(--font-body-small-default);
+  gap: var(--component-spacing-xs);
+  list-style-type: none;
+  margin: 0;
+  padding: 0;
+  user-select: none;
+}
+
+.listItem {
+  cursor: pointer;
+  display: inline-flex;
+  gap: var(--component-spacing-sm);
+  padding-left: 0;
+  padding-left: calc(var(--tree-depth, 0px) * var(--component-spacing-xs, 1px));
+}
+
+.listItemSelected {
+  font-weight: bold;
+}
+
+.listItemCount {
+  color: var(--fg-subtle);
+  font-weight: normal;
+}
diff --git a/packages/graph-editor/src/components/panels/navigation/index.tsx b/packages/graph-editor/src/components/panels/navigation/index.tsx
new file mode 100644
index 000000000..bab3f8e78
--- /dev/null
+++ b/packages/graph-editor/src/components/panels/navigation/index.tsx
@@ -0,0 +1,106 @@
+import React from 'react';
+
+import { MAIN_GRAPH_ID } from '@/constants.js';
+import { Stack } from '@tokens-studio/ui';
+import { TreeNode, graphNodesSelector } from '@/redux/selectors/graph.js';
+import { currentPanelIdSelector } from '@/redux/selectors/graph.js';
+import { dockerSelector } from '@/redux/selectors/refs.js';
+import { flow, get, size } from 'lodash-es';
+import { useSelector } from 'react-redux';
+import { useSubgraphExplorerCallback } from '@/hooks/useSubgraphExplorerCallback.js';
+import cx from 'classnames';
+import styles from './index.module.css';
+
+type ListItemProps = {
+  label: string;
+  count?: number;
+  isSelected?: boolean;
+  onClick?: () => void;
+  depth?: number;
+};
+
+const ListItem = function ({
+  label,
+  count,
+  isSelected,
+  onClick,
+  depth = 0,
+}: ListItemProps) {
+  const style = {
+    '--tree-depth': depth,
+  } as React.CSSProperties;
+
+  return (
+    <li
+      className={cx(styles.listItem, {
+        [styles.listItemSelected]: isSelected,
+      })}
+      onClick={onClick}
+      style={style}
+    >
+      <span>{label}</span>
+      {count && <span className={styles.listItemCount}>({count})</span>}
+    </li>
+  );
+};
+
+const SubgraphNodeItem = function ({ node, isSelected, depth }) {
+  const nodeType = node.factory.title || node.nodeType();
+  const onNodeClick = useSubgraphExplorerCallback(node);
+  const childNodesCount = flow(
+    (x) => get(x, ['_innerGraph', 'nodes'], []),
+    size,
+  )(node);
+
+  return (
+    <ListItem
+      label={nodeType}
+      onClick={onNodeClick}
+      isSelected={isSelected}
+      depth={depth}
+      count={childNodesCount > 0 && childNodesCount}
+    />
+  );
+};
+
+const RootGraphNodeItem = function () {
+  const dockerRef = useSelector(dockerSelector);
+  const activeGraphId = useSelector(currentPanelIdSelector);
+
+  return (
+    <ListItem
+      label={'Root'}
+      isSelected={activeGraphId === MAIN_GRAPH_ID}
+      onClick={() => dockerRef.current.updateTab(MAIN_GRAPH_ID, null, true)}
+    />
+  );
+};
+
+export const NavigationPanel = () => {
+  const nodes = useSelector(graphNodesSelector);
+  const activeGraphId = useSelector(currentPanelIdSelector);
+
+  return (
+    <Stack direction="column" gap={4} className={styles.scrollWrapper}>
+      <div className={styles.componentSpacingWrapper}>
+        <ul className={styles.listWrapper}>
+          <RootGraphNodeItem />
+          {Object.values(nodes || {}).map(({ node, depth }: TreeNode) => {
+            const innerGraph = node['_innerGraph'];
+            if (!innerGraph) return null;
+            return (
+              <SubgraphNodeItem
+                key={node.id}
+                isSelected={
+                  activeGraphId === innerGraph?.annotations['engine.id']
+                }
+                node={node}
+                depth={depth}
+              />
+            );
+          })}
+        </ul>
+      </div>
+    </Stack>
+  );
+};
diff --git a/packages/graph-editor/src/components/toolbar/dropdowns/layout.tsx b/packages/graph-editor/src/components/toolbar/dropdowns/layout.tsx
index 4a51af251..47b3d275c 100644
--- a/packages/graph-editor/src/components/toolbar/dropdowns/layout.tsx
+++ b/packages/graph-editor/src/components/toolbar/dropdowns/layout.tsx
@@ -77,6 +77,9 @@ export const LayoutDropdown = () => {
           <DropdownMenu.Item onSelect={() => onClick('dropPanel')}>
             Nodes
           </DropdownMenu.Item>
+          <DropdownMenu.Item onSelect={() => onClick('navigationPanel')}>
+            Navigator
+          </DropdownMenu.Item>
 
           <DropdownMenu.Separator />
           <DropdownMenu.Item onSelect={saveLayout}>
diff --git a/packages/graph-editor/src/components/toolbar/layoutButtons.tsx b/packages/graph-editor/src/components/toolbar/layoutButtons.tsx
index 8a7ff794d..319779034 100644
--- a/packages/graph-editor/src/components/toolbar/layoutButtons.tsx
+++ b/packages/graph-editor/src/components/toolbar/layoutButtons.tsx
@@ -4,6 +4,7 @@ import { GraphPanel } from '../panels/graph/index.js';
 import { Inputsheet } from '../panels/inputs/index.js';
 import { Legend } from '../panels/legend/index.js';
 import { LogsPanel } from '../panels/logs/index.js';
+import { NavigationPanel } from '../panels/navigation/index.js';
 import { NodeSettingsPanel } from '../panels/nodeSettings/index.js';
 import { OutputSheet } from '../panels/output/index.js';
 import { Settings } from '../panels/settings/index.js';
@@ -55,6 +56,11 @@ export const layoutButtons = {
     title: 'Nodes',
     content: <DropPanel />,
   },
+  navigationPanel: {
+    id: 'navigationPanel',
+    title: 'Navigation',
+    content: <NavigationPanel />,
+  },
 };
 
 export type LayoutButtons = keyof typeof layoutButtons;
diff --git a/packages/graph-editor/src/data/version.ts b/packages/graph-editor/src/data/version.ts
index 065128b05..23911495f 100644
--- a/packages/graph-editor/src/data/version.ts
+++ b/packages/graph-editor/src/data/version.ts
@@ -1 +1 @@
-export const version = '4.3.9';
+export const version = '4.3.6';
diff --git a/packages/graph-editor/src/editor/graphEditor.tsx b/packages/graph-editor/src/editor/graphEditor.tsx
index c9ebe960a..34c49b6db 100644
--- a/packages/graph-editor/src/editor/graphEditor.tsx
+++ b/packages/graph-editor/src/editor/graphEditor.tsx
@@ -1,4 +1,6 @@
 import { EditorApp } from './graph.js';
+import { ErrorBoundary } from 'react-error-boundary';
+import { ErrorBoundaryContent } from '@/components/ErrorBoundaryContent.js';
 import { GraphEditorProps, ImperativeEditorRef } from './editorTypes.js';
 import { ReactFlowProvider } from 'reactflow';
 import React from 'react';
@@ -16,3 +18,15 @@ export const GraphEditor = React.forwardRef<
     </ReactFlowProvider>
   );
 });
+
+// HACK: Workaround for circular dependency not allowed for nextjs
+// E.g.: when trying to create a new graph editor instance as a tab
+if (typeof window !== 'undefined') {
+  window['newGraphEditor'] = function (ref, id) {
+    return (
+      <ErrorBoundary fallback={<ErrorBoundaryContent />}>
+        <GraphEditor ref={ref} id={id} />
+      </ErrorBoundary>
+    );
+  };
+}
diff --git a/packages/graph-editor/src/hooks/useSubgraphExplorerCallback.ts b/packages/graph-editor/src/hooks/useSubgraphExplorerCallback.ts
new file mode 100644
index 000000000..bdb25ce5d
--- /dev/null
+++ b/packages/graph-editor/src/hooks/useSubgraphExplorerCallback.ts
@@ -0,0 +1,47 @@
+import { ImperativeEditorRef } from '../index.js';
+import { title as annotatedTitle } from '@/annotations/index.js';
+import { dockerSelector } from '@/redux/selectors/refs.js';
+import { useCallback } from 'react';
+import { useSelector } from 'react-redux';
+
+export const useSubgraphExplorerCallback = (node) => {
+  const dockerRef = useSelector(dockerSelector);
+
+  const callback = useCallback(() => {
+    if (!dockerRef?.current) {
+      return;
+    }
+
+    let oneShot = false;
+    const innerGraph = node['_innerGraph'];
+    const graphId = innerGraph.annotations['engine.id'];
+    const title =
+      node.annotations[annotatedTitle] ||
+      innerGraph.annotations['engine.title'] ||
+      'Subgraph';
+    const existing = dockerRef.current.find(graphId);
+
+    if (!existing) {
+      const ref = (o: ImperativeEditorRef) => {
+        if (o && !oneShot) {
+          o.load(innerGraph);
+          oneShot = true;
+        }
+      };
+
+      const newTab = {
+        cached: true,
+        closable: true,
+        id: graphId,
+        group: 'graph',
+        title,
+        content: window && window['newGraphEditor'](ref, graphId),
+      };
+      dockerRef.current.dockMove(newTab, 'graphs', 'middle');
+    } else {
+      dockerRef.current.updateTab(graphId, null, true);
+    }
+  }, [dockerRef, node['_innerGraph'], node.annotations]);
+
+  return callback;
+};
diff --git a/packages/graph-editor/src/redux/selectors/graph.ts b/packages/graph-editor/src/redux/selectors/graph.ts
index 94a70e03c..945019ecb 100644
--- a/packages/graph-editor/src/redux/selectors/graph.ts
+++ b/packages/graph-editor/src/redux/selectors/graph.ts
@@ -1,3 +1,4 @@
+import { Graph, Node } from '@tokens-studio/graph-engine';
 import { MAIN_GRAPH_ID } from '@/constants.js';
 import { createSelector } from 'reselect';
 import { graph } from './roots.js';
@@ -18,6 +19,36 @@ export const mainGraphSelector = createSelector(
   (state) => state.panels[MAIN_GRAPH_ID],
 );
 
+export type TreeNode = {
+  node: Node;
+  depth: number;
+};
+
+const collectNodes = function (
+  graph: Graph,
+  coll: Record<string, TreeNode> = {},
+  depth = 1,
+): Record<string, TreeNode> {
+  for (const id in graph.nodes) {
+    const node: Node = graph.nodes[id];
+    const innerGraph = node['_innerGraph'];
+    coll[id] = { node, depth } as TreeNode;
+
+    if (innerGraph) {
+      collectNodes(innerGraph, coll, ++depth);
+    }
+  }
+  return coll;
+};
+
+export const graphNodesSelector = createSelector(graph, (state) => {
+  const graph = state.panels[MAIN_GRAPH_ID]?.graph;
+
+  if (!graph) return;
+
+  return collectNodes(graph);
+});
+
 export const graphEditorSelector = createSelector(
   graph,
   (state) => state.currentPanel?.ref,
diff --git a/packages/graph-editor/src/registry/specifics.tsx b/packages/graph-editor/src/registry/specifics.tsx
index efb719c7c..3b465ad08 100644
--- a/packages/graph-editor/src/registry/specifics.tsx
+++ b/packages/graph-editor/src/registry/specifics.tsx
@@ -16,31 +16,31 @@ import { useSelector } from 'react-redux';
 import Eye from '@tokens-studio/icons/Eye.js';
 import React, { useCallback } from 'react';
 
-const SubgraphExplorer = ({ node }) => {
+export const useSubgraphExplorerCallback = (node) => {
   const dockerRef = useSelector(dockerSelector);
-  const onToggle = useCallback(() => {
+
+  const callback = useCallback(() => {
     if (!dockerRef?.current) {
       return;
     }
 
     let oneShot = false;
-    const innerGraph = node._innerGraph;
+    const innerGraph = node['_innerGraph'];
     const graphId = innerGraph.annotations['engine.id'];
     const title =
       node.annotations[annotatedTitle] ||
       innerGraph.annotations['engine.title'] ||
       'Subgraph';
-    //Find the container
     const existing = dockerRef.current.find(graphId);
 
-    const ref = (o: ImperativeEditorRef) => {
-      if (o && !oneShot) {
-        o.load(innerGraph);
-        oneShot = true;
-      }
-    };
-
     if (!existing) {
+      const ref = (o: ImperativeEditorRef) => {
+        if (o && !oneShot) {
+          o.load(innerGraph);
+          oneShot = true;
+        }
+      };
+
       const newTab = {
         cached: true,
         closable: true,
@@ -53,15 +53,20 @@ const SubgraphExplorer = ({ node }) => {
           </ErrorBoundary>
         ),
       };
-
       dockerRef.current.dockMove(newTab, 'graphs', 'middle');
     } else {
       dockerRef.current.updateTab(graphId, null, true);
     }
-  }, [dockerRef, node._innerGraph, node.annotations]);
+  }, [dockerRef, node['_innerGraph'], node.annotations]);
+
+  return callback;
+};
+
+const SubgraphExplorer = ({ node }: { node: Node }) => {
+  const onClick = useSubgraphExplorerCallback(node);
 
   return (
-    <Button emphasis="high" icon={<Eye />} onClick={onToggle}>
+    <Button emphasis="high" icon={<Eye />} onClick={onClick}>
       Subgraph Explorer
     </Button>
   );