diff --git a/package.json b/package.json
--- a/package.json
+++ b/package.json
@@ -9,10 +9,18 @@
     "test": "test"
   },
   "dependencies": {
+    "@types/d3": "^7.1.0",
+    "@types/debug": "^4.1.7",
     "@types/node": "^17.0.31",
+    "@types/sylvester": "^0.1.8",
+    "@types/underscore": "^1.11.4",
+    "d3": "^7.4.4",
     "debug": "^4.3.4",
+    "knockout": "^3.5.1",
     "lit": "^2.2.3",
     "parse-prometheus-text-format": "^1.1.1",
+    "sylvester": "^0.0.21",
+    "underscore": "^1.13.3",
     "vite": "^2.9.1",
     "vite-plugin-rewrite-all": "^0.1.2"
   }