diff --git a/src/Router.tsx b/src/Router.tsx
index 7387f7a..8647967 100644
--- a/src/Router.tsx
+++ b/src/Router.tsx
@@ -74,6 +74,20 @@ const Router: Component = () => {
     primalWindow.onPrimalComponentCleanup = () => {};
     primalWindow.onPrimalCacheServerConnected = () => {};
     primalWindow.onPrimalUploadServerConnected = () => {};
+    primalWindow.onPrimalCacheServerMessageReceived = () => {};
+    primalWindow.onPrimalCacheServerMessageSent = () => {};
+
+    try {
+      const exts = localStorage.getItem('primalExtensions');
+      if (exts) {
+        for (const url of JSON.parse(exts)) {
+          console.log("loading primal extension:", url);
+          const el = window.document.createElement("script");
+          el.setAttribute("src", url);
+          window.document.body.appendChild(el);
+        }
+      }
+    } catch (ex) { console.log(ex); }
   }
 
   const getKnownProfiles = ({ params }: RouteDataFuncArgs) => {
diff --git a/src/lib/devTools.ts b/src/lib/devTools.ts
index f10616b..5a63fbb 100644
--- a/src/lib/devTools.ts
+++ b/src/lib/devTools.ts
@@ -23,7 +23,11 @@ export const hookForDev = (fn: Function) => {
       hook('onPrimalComponentCleanup', scope);
     })
 
-    props.id = domId;
+    try {
+        props.id = domId;
+    } catch (ex) {
+        console.log(ex);
+    }
 
     return fn(props);
   };
diff --git a/src/sockets.tsx b/src/sockets.tsx
index 01e14d0..b1ff1b2 100644
--- a/src/sockets.tsx
+++ b/src/sockets.tsx
@@ -11,8 +11,12 @@ const onOpen = () => {
   setConnected(true);
   if (localStorage.getItem('devMode') === 'true') {
     const hook = (window as PrimalWindow).onPrimalCacheServerConnected;
-
     hook && hook(cacheServer, socket());
+
+    socket().addEventListener('message', function(event) {
+        const hook = (window as PrimalWindow).onPrimalCacheServerMessageReceived;
+        hook && hook(cacheServer, event.data);
+    });
   }
 }
 
@@ -63,6 +67,9 @@ export const sendMessage = (message: string) => {
     const e = new CustomEvent('send', { detail: { message, ws: socket() }});
     socket()?.send(message);
     socket()?.dispatchEvent(e);
+
+    const hook = (window as PrimalWindow).onPrimalCacheServerMessageSent;
+    hook && hook(cacheServer, message);
   }
 }
 
@@ -103,7 +110,6 @@ export const subscribeTo = (subId: string, cb: (type: NostrEventType, subId: str
     if (subId === subscriptionId) {
       cb(type, subscriptionId, content);
     }
-
   };
 
   socket()?.addEventListener('message', listener);
diff --git a/src/types/primal.d.ts b/src/types/primal.d.ts
index f9d1394..d5591d6 100644
--- a/src/types/primal.d.ts
+++ b/src/types/primal.d.ts
@@ -344,6 +344,8 @@ export type PrimalWindow = Window & typeof globalThis & {
   onPrimalComponentCleanup?: (data: any) => void,
   onPrimalCacheServerConnected?: (url: string, ws: WebSocket | undefined) => void,
   onPrimalUploadServerConnected?: (url: string, ws: WebSocket | undefined) => void,
+  onPrimalCacheServerMessageReceived?: (url: string, data: any) => void,
+  onPrimalCacheServerMessageSent?: (url: string, data: any) => void,
 };
 
 export type NostrEventType = "EVENT" | "EOSE" | "NOTICE";