diff --git a/package.json b/package.json
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "@types/reconnectingwebsocket": "^1.0.10",
     "@types/underscore": "^1.11.15",
     "async": "^3.2.5",
+    "avro-js": "^1.11.3",
     "d3": "^7.9.0",
     "debug": "^4.3.4",
     "flexlayout-react": "^0.7.15",
@@ -46,6 +47,7 @@
   },
   "devDependencies": {
     "@types/react": "^18.3.2",
-    "@types/react-dom": "^18.3.0"
+    "@types/react-dom": "^18.3.0",
+    "vite-plugin-node-polyfills": "^0.21.0"
   }
 }