diff --git a/ui/src/App.tsx b/ui/src/App.tsx
index 2dfc963..8f00a1d 100644
--- a/ui/src/App.tsx
+++ b/ui/src/App.tsx
@@ -32,7 +32,6 @@ import {
   openWorkflowInNewTab,
 } from "./utils";
 import { Topbar } from "./topbar/Topbar";
-// import { authTokenListener, pullAuthTokenCloseIfExist } from "./auth/authUtils";
 import { PanelPosition, Workflow } from "./types/dbTypes";
 import { useDialog } from "./components/AlertDialogProvider";
 import React from "react";
@@ -43,6 +42,7 @@ const GalleryModal = React.lazy(() => import("./gallery/GalleryModal"));
 import { scanLocalNewFiles } from "./Api";
 import { IconExternalLink } from "@tabler/icons-react";
 import { DRAWER_Z_INDEX } from "./const";
+import ServerEventListener from "./model-manager/hooks/ServerEventListener";
 
 const ModelManagerTopbar = React.lazy(
   () => import("./model-manager/topbar/ModelManagerTopbar"),
@@ -452,10 +452,8 @@ export default function App() {
         setIsDirty(res);
       });
     }, 1000);
-    // pullAuthTokenCloseIfExist();
 
     window.addEventListener("keydown", shortcutListener);
-    // window.addEventListener("message", authTokenListener);
 
     const fileInput = document.getElementById(
       "comfy-file-input",
@@ -588,6 +586,7 @@ export default function App() {
               <GalleryModal onclose={() => setRoute("root")} />
             )}
           </Box>
+          <ServerEventListener />
         </Portal>
       </div>
     </WorkspaceContext.Provider>
diff --git a/ui/src/db-tables/TableBase.ts b/ui/src/db-tables/TableBase.ts
index ee9b2e5..8506718 100644
--- a/ui/src/db-tables/TableBase.ts
+++ b/ui/src/db-tables/TableBase.ts
@@ -92,4 +92,11 @@ export class TableBase<T extends TableBaseModel> {
     await indexdb[this.tableName].delete(id);
     await this.saveDiskDB();
   }
+  public async listByIndex(index: keyof T, value: string): Promise<T[]> {
+    const list = await indexdb[this.tableName]
+      .where(index as string)
+      .equals(value)
+      .toArray();
+    return list as any[];
+  }
 }
diff --git a/ui/src/db-tables/indexdb.ts b/ui/src/db-tables/indexdb.ts
index cb6569b..ce7430d 100644
--- a/ui/src/db-tables/indexdb.ts
+++ b/ui/src/db-tables/indexdb.ts
@@ -1,4 +1,3 @@
-// db.ts
 import Dexie, { Table } from "dexie";
 import {
   Workflow,
@@ -37,12 +36,10 @@ class ManagerDB extends Dexie {
         models: "&id, fileName, fileHash",
         cache: "&id",
       })
-      .upgrade((trans) => {
-        // Here you can write logic to initialize or migrate data to the new 'media' table, if necessary
-      });
+      .upgrade((trans) => {});
     this.version(2)
       .stores({
-        workflows: "&id, name, parentFolderID", // Primary key and indexed props
+        workflows: "&id, name, parentFolderID",
         changelogs: "&id, workflowID",
         media: "&id, workflowID",
         folders: "&id, name, parentFolderID",
@@ -52,9 +49,20 @@ class ManagerDB extends Dexie {
         cache: "&id",
         workflowVersions: "&id, name, workflowID",
       })
-      .upgrade((trans) => {
-        // Here you can write logic to initialize or migrate data to the new 'media' table, if necessary
-      });
+      .upgrade((trans) => {});
+    this.version(3)
+      .stores({
+        workflows: "&id, name, parentFolderID, cloudID", // Primary key and indexed props
+        changelogs: "&id, workflowID",
+        media: "&id, workflowID",
+        folders: "&id, name, parentFolderID",
+        tags: "&name",
+        userSettings: "&id",
+        models: "&id, fileName, fileHash",
+        cache: "&id",
+        workflowVersions: "&id, name, workflowID, cloudID",
+      })
+      .upgrade((trans) => {});
   }
 }
 
diff --git a/ui/src/model-manager/hooks/ServerEventListener.ts b/ui/src/model-manager/hooks/ServerEventListener.ts
new file mode 100644
index 0000000..4baf062
--- /dev/null
+++ b/ui/src/model-manager/hooks/ServerEventListener.ts
@@ -0,0 +1,104 @@
+import { useContext, useEffect } from "react";
+import { useDialog } from "../../components/AlertDialogProvider";
+import {
+  workflowVersionsTable,
+  workflowsTable,
+} from "../../db-tables/WorkspaceDB";
+import { WorkspaceContext } from "../../WorkspaceContext";
+
+export default function ServerEventListener() {
+  const { showDialog } = useDialog();
+  const { loadWorkflowID } = useContext(WorkspaceContext);
+  const openWorkflow = async (evt: OpenWorkflowEvent) => {
+    const { workflow, version } = evt.detail;
+    if (!workflow.id || !version.id) return;
+    const existingWorkflow = (
+      await workflowsTable?.listByIndex("cloudID", workflow.id)
+    )?.at(0);
+    if (existingWorkflow) {
+      const existingVersion = (
+        await workflowVersionsTable?.listByIndex("cloudID", version.id)
+      )?.at(0);
+      if (existingVersion) {
+        // existing workflow and version
+        await loadWorkflowID(existingWorkflow.id);
+      } else {
+        // existing workflow but new version
+        await workflowVersionsTable?.add({
+          cloudID: version.id,
+          workflowID: existingWorkflow.id,
+          name: version.name,
+          json: version.json,
+        });
+      }
+    } else {
+      // new workflow new version
+      const newWorkflow = await workflowsTable?.add({
+        cloudID: workflow.id,
+        name: workflow.name,
+        json: version.json,
+        updateTime: Date.now(),
+      });
+      if (!newWorkflow) {
+        alert("Failed to add workflow to local db");
+        return;
+      }
+      await workflowVersionsTable?.add({
+        cloudID: version.id,
+        workflowID: newWorkflow.id,
+        name: version.name,
+        json: version.json,
+      });
+      await loadWorkflowID(newWorkflow.id);
+    }
+  };
+  const cloudEventListener = async (event: MessageEvent) => {
+    const evt: CloudMessageEvent = event.data;
+    if (isOpenWorkflowEvent(evt)) {
+      const origin = event.origin;
+      showDialog(
+        `Open workflow "${evt.detail.workflow.name}", version "${evt.detail.version.name}" from ${origin}`,
+        [
+          {
+            label: "Open",
+            colorScheme: "teal",
+            onClick: () => {
+              openWorkflow(evt);
+            },
+          },
+        ],
+      );
+    }
+  };
+  useEffect(() => {
+    if (window.opener) {
+      window.opener.postMessage("comfyui_workspace_manager_connected", "*");
+    }
+    window.addEventListener("message", cloudEventListener);
+  }, []);
+  return null;
+}
+
+interface CloudMessageEvent {
+  type: "workspace_check_connection" | "workspace_open_workflow";
+  detail: any;
+}
+
+interface OpenWorkflowEvent extends CloudMessageEvent {
+  type: "workspace_open_workflow";
+  detail: {
+    workflow: {
+      id: string;
+      name: string;
+    };
+    version: {
+      id: string;
+      name: string;
+      json: string;
+    };
+  };
+}
+
+function isOpenWorkflowEvent(n: CloudMessageEvent): n is OpenWorkflowEvent {
+  return n.type === "workspace_open_workflow";
+}
diff --git a/ui/src/share/SharedTopbarButton.tsx b/ui/src/share/SharedTopbarButton.tsx
index f69db8d..c96e9e3 100644
--- a/ui/src/share/SharedTopbarButton.tsx
+++ b/ui/src/share/SharedTopbarButton.tsx
@@ -33,6 +33,8 @@ export function SharedTopbarButton({}) {
       <HoverMenu
         menuButton={
           <Button
+            variant={"outline"}
+            colorScheme="white"
             onClick={() => {
               window.open(workflowsTable?.curWorkflow?.cloudURL);
             }}
@@ -40,7 +42,7 @@ export function SharedTopbarButton({}) {
             size={"xs"}
             iconSpacing={"2px"}
             leftIcon={<IconCloud />}
-            height={"26px"}
+            height={"27px"}
             px={1}
           >
             {privacy ? <PrivacyLabel privacy={privacy} /> : "Shared"}