diff --git a/apps/site/package.json b/apps/site/package.json
index bf1e949..3054e79 100644
--- a/apps/site/package.json
+++ b/apps/site/package.json
@@ -17,7 +17,7 @@
     "remark-gfm": "^4.0.0"
   },
   "devDependencies": {
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "@types/react": "^19.2.17",
     "@types/react-dom": "^19.2.3",
     "eslint": "^9.39.4",
diff --git a/embedded32-bridge/package.json b/embedded32-bridge/package.json
index 3437c78..208f7e1 100644
--- a/embedded32-bridge/package.json
+++ b/embedded32-bridge/package.json
@@ -43,7 +43,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "typescript": "~5.8.3"
diff --git a/embedded32-can/package.json b/embedded32-can/package.json
index 472c38e..11fed41 100644
--- a/embedded32-can/package.json
+++ b/embedded32-can/package.json
@@ -38,7 +38,7 @@
   "license": "MIT",
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "typescript": "~5.8.3"
diff --git a/embedded32-cli/package.json b/embedded32-cli/package.json
index df075f8..1f18aa7 100644
--- a/embedded32-cli/package.json
+++ b/embedded32-cli/package.json
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "typescript": "~5.8.3"
diff --git a/embedded32-core/package.json b/embedded32-core/package.json
index 671f56e..76307f8 100644
--- a/embedded32-core/package.json
+++ b/embedded32-core/package.json
@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "@types/onoff": "^3.2.1",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
diff --git a/embedded32-ethernet/package.json b/embedded32-ethernet/package.json
index 3b67b1e..195c32d 100644
--- a/embedded32-ethernet/package.json
+++ b/embedded32-ethernet/package.json
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "typescript": "~5.8.3"
   },
diff --git a/embedded32-j1939/package.json b/embedded32-j1939/package.json
index 7597909..904b8ee 100644
--- a/embedded32-j1939/package.json
+++ b/embedded32-j1939/package.json
@@ -53,7 +53,7 @@
     "@embedded32/can": "^1.0.1"
   },
   "devDependencies": {
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "ts-node": "^10.9.0",
diff --git a/embedded32-sdk-js/package.json b/embedded32-sdk-js/package.json
index 60d1af9..c6e56ab 100644
--- a/embedded32-sdk-js/package.json
+++ b/embedded32-sdk-js/package.json
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "ts-node": "^10.9.0",
diff --git a/embedded32-sim/package.json b/embedded32-sim/package.json
index 76b8438..67aab1f 100644
--- a/embedded32-sim/package.json
+++ b/embedded32-sim/package.json
@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "typescript": "~5.8.3"
diff --git a/embedded32-supervisor/package.json b/embedded32-supervisor/package.json
index b2b6591..2d168a6 100644
--- a/embedded32-supervisor/package.json
+++ b/embedded32-supervisor/package.json
@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
     "ts-node": "^10.9.0",
diff --git a/embedded32-tools/package.json b/embedded32-tools/package.json
index 0648d7c..36b23e0 100644
--- a/embedded32-tools/package.json
+++ b/embedded32-tools/package.json
@@ -37,7 +37,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^26.2.0",
     "@types/ws": "^8.18.1",
     "jest": "^29.0.0",
     "ts-jest": "^29.4.12",
diff --git a/package-lock.json b/package-lock.json
index 4cbf1bc..84aa19d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -71,7 +71,7 @@
         "remark-gfm": "^4.0.0"
       },
       "devDependencies": {
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "@types/react": "^19.2.17",
         "@types/react-dom": "^19.2.3",
         "eslint": "^9.39.4",
@@ -79,14 +79,6 @@
         "typescript": "~5.8.3"
       }
     },
-    "apps/site/node_modules/@types/node": {
-      "version": "20.19.43",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-bridge": {
       "name": "@embedded32/bridge",
       "version": "1.0.1",
@@ -99,7 +91,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "typescript": "~5.8.3"
@@ -108,21 +100,13 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-bridge/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-can": {
       "name": "@embedded32/can",
       "version": "1.0.1",
       "license": "MIT",
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "typescript": "~5.8.3"
@@ -131,14 +115,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-can/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-cli": {
       "name": "@embedded32/cli",
       "version": "1.0.1",
@@ -160,7 +136,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "typescript": "~5.8.3"
@@ -169,14 +145,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-cli/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-cli/node_modules/chalk": {
       "version": "5.6.2",
       "license": "MIT",
@@ -196,7 +164,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "@types/onoff": "^3.2.1",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
@@ -209,14 +177,6 @@
         "onoff": "^6.0.3"
       }
     },
-    "embedded32-core/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-dashboard": {
       "name": "@embedded32/dashboard",
       "version": "1.0.1",
@@ -248,7 +208,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "typescript": "~5.8.3"
       },
@@ -256,14 +216,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-ethernet/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-j1939": {
       "name": "@embedded32/j1939",
       "version": "1.0.1",
@@ -272,7 +224,7 @@
         "@embedded32/can": "^1.0.1"
       },
       "devDependencies": {
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "ts-node": "^10.9.0",
@@ -282,14 +234,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-j1939/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-sdk-c": {
       "name": "@embedded32/sdk-c",
       "version": "1.0.1",
@@ -304,7 +248,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "ts-node": "^10.9.0",
@@ -314,14 +258,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-sdk-js/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-sdk-python": {
       "name": "@embedded32/sdk-python",
       "version": "1.0.1",
@@ -338,7 +274,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "typescript": "~5.8.3"
@@ -347,14 +283,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-sim/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-supervisor": {
       "name": "@embedded32/supervisor",
       "version": "1.0.1",
@@ -369,7 +297,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
         "ts-node": "^10.9.0",
@@ -379,14 +307,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-supervisor/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-tools": {
       "name": "@embedded32/tools",
       "version": "1.0.1",
@@ -404,7 +324,7 @@
       },
       "devDependencies": {
         "@types/jest": "^29.0.0",
-        "@types/node": "^20.0.0",
+        "@types/node": "^26.2.0",
         "@types/ws": "^8.18.1",
         "jest": "^29.0.0",
         "ts-jest": "^29.4.12",
@@ -414,14 +334,6 @@
         "node": ">=18.0.0"
       }
     },
-    "embedded32-tools/node_modules/@types/node": {
-      "version": "20.19.27",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "embedded32-tools/node_modules/commander": {
       "version": "14.0.2",
       "license": "MIT",
@@ -4650,16 +4562,14 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.0.3",
+      "version": "26.2.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.2.0.tgz",
+      "integrity": "sha512-5IviulTZeRNp2vAJ514cc/HUlY5nZ9fCbq9DMyC52BrhFZACo3nI0R7qBxhQmo/d27NFe96ur/b7Wwxklda+kg==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.16.0"
+        "undici-types": "~8.3.0"
       }
     },
-    "node_modules/@types/node/node_modules/undici-types": {
-      "version": "7.16.0",
-      "license": "MIT"
-    },
     "node_modules/@types/normalize-package-data": {
       "version": "2.4.4",
       "dev": true,
@@ -17595,8 +17505,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "dev": true,
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "license": "MIT"
     },
     "node_modules/unified": {