diff --git a/package.json b/package.json
--- a/package.json
+++ b/package.json
@@ -9,16 +9,22 @@
     "test": "test"
   },
   "dependencies": {
+    "@types/async": "^3.2.13",
     "@types/d3": "^7.1.0",
     "@types/debug": "^4.1.7",
+    "@types/n3": "^1.10.4",
     "@types/node": "^17.0.31",
+    "@types/reconnectingwebsocket": "^1.0.7",
     "@types/sylvester": "^0.1.8",
     "@types/underscore": "^1.11.4",
+    "async": "^3.2.3",
     "d3": "^7.4.4",
     "debug": "^4.3.4",
     "knockout": "^3.5.1",
     "lit": "^2.2.3",
+    "n3": "^1.16.2",
     "parse-prometheus-text-format": "^1.1.1",
+    "reconnectingwebsocket": "^1.0.0",
     "sylvester": "^0.0.21",
     "underscore": "^1.13.3",
     "vite": "^2.9.1",