diff --git a/examples/fdc3-chart-and-grid/js-datagrid/package.json b/examples/fdc3-chart-and-grid/js-datagrid/package.json
index ccbfbac3c..ed551b8bd 100644
--- a/examples/fdc3-chart-and-grid/js-datagrid/package.json
+++ b/examples/fdc3-chart-and-grid/js-datagrid/package.json
@@ -14,7 +14,7 @@
     "@angular/cdk": "21.1.5",
     "@angular/common": "21.1.5",
     "@angular/compiler": "21.1.5",
-    "@angular/core": "21.1.5",
+    "@angular/core": "20.3.18",
     "@angular/flex-layout": "^15.0.0-beta.42",
     "@angular/forms": "21.1.5",
     "@angular/material": "21.1.5",
diff --git a/examples/fdc3-trade-simulator/js-order-book/package.json b/examples/fdc3-trade-simulator/js-order-book/package.json
index cf47457ab..f6dab30d8 100644
--- a/examples/fdc3-trade-simulator/js-order-book/package.json
+++ b/examples/fdc3-trade-simulator/js-order-book/package.json
@@ -13,7 +13,7 @@
     "@angular/animations": "21.1.5",
     "@angular/common": "^21.1.5",
     "@angular/compiler": "^21.1.5",
-    "@angular/core": "^21.1.5",
+    "@angular/core": "^20.3.18",
     "@angular/forms": "^21.1.5",
     "@angular/material": "21.1.5",
     "@angular/platform-browser": "^21.1.5",
diff --git a/examples/fdc3-trade-simulator/js-trader-app/package.json b/examples/fdc3-trade-simulator/js-trader-app/package.json
index d948a18d6..3e092645f 100644
--- a/examples/fdc3-trade-simulator/js-trader-app/package.json
+++ b/examples/fdc3-trade-simulator/js-trader-app/package.json
@@ -14,7 +14,7 @@
     "@angular/cdk": "^21.1.5",
     "@angular/common": "^21.1.5",
     "@angular/compiler": "^21.1.5",
-    "@angular/core": "^21.1.5",
+    "@angular/core": "^20.3.18",
     "@angular/forms": "^21.1.5",
     "@angular/material": "21.1.5",
     "@angular/platform-browser": "^21.1.5",
diff --git a/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json b/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
index caab6cc5c..aa44d3630 100644
--- a/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
+++ b/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
@@ -14,7 +14,7 @@
     "@angular/cdk": "21.1.5",
     "@angular/common": "21.1.5",
     "@angular/compiler": "21.1.5",
-    "@angular/core": "21.1.5",
+    "@angular/core": "20.3.18",
     "@angular/flex-layout": "^15.0.0-beta.42",
     "@angular/forms": "21.1.5",
     "@angular/material": "21.1.5",
diff --git a/package-lock.json b/package-lock.json
index aa3998032..c4422d5b6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -44,7 +44,7 @@
         "@angular/cdk": "21.1.5",
         "@angular/common": "21.1.5",
         "@angular/compiler": "21.1.5",
-        "@angular/core": "21.1.5",
+        "@angular/core": "^20.3.18",
         "@angular/flex-layout": "^15.0.0-beta.42",
         "@angular/forms": "21.1.5",
         "@angular/material": "21.1.5",
@@ -71,6 +71,31 @@
         "typescript": "5.9.3"
       }
     },
+    "examples/fdc3-chart-and-grid/js-datagrid/node_modules/@angular/core": {
+      "version": "20.3.18",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.18.tgz",
+      "integrity": "sha512-B+NQQngd/aDbcfW0zGLis3wTLDeHTeTYMl/mGKQH+HwdPaRCKI1wEtaXaOYVJXkP2FeThocPevB8gLwNlPQUUw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@angular/compiler": "20.3.18",
+        "rxjs": "^6.5.3 || ^7.4.0",
+        "zone.js": "~0.15.0"
+      },
+      "peerDependenciesMeta": {
+        "@angular/compiler": {
+          "optional": true
+        },
+        "zone.js": {
+          "optional": true
+        }
+      }
+    },
     "examples/fdc3-chart-and-grid/js-datagrid/node_modules/@finos/fdc3": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/@finos/fdc3/-/fdc3-2.0.3.tgz",
@@ -132,7 +157,7 @@
         "@angular/animations": "21.1.5",
         "@angular/common": "^21.1.5",
         "@angular/compiler": "^21.1.5",
-        "@angular/core": "^21.1.5",
+        "@angular/core": "^20.3.18",
         "@angular/forms": "^21.1.5",
         "@angular/material": "21.1.5",
         "@angular/platform-browser": "^21.1.5",
@@ -157,6 +182,31 @@
         "typescript": "~5.9.3"
       }
     },
+    "examples/fdc3-trade-simulator/js-order-book/node_modules/@angular/core": {
+      "version": "20.3.18",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.18.tgz",
+      "integrity": "sha512-B+NQQngd/aDbcfW0zGLis3wTLDeHTeTYMl/mGKQH+HwdPaRCKI1wEtaXaOYVJXkP2FeThocPevB8gLwNlPQUUw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@angular/compiler": "20.3.18",
+        "rxjs": "^6.5.3 || ^7.4.0",
+        "zone.js": "~0.15.0"
+      },
+      "peerDependenciesMeta": {
+        "@angular/compiler": {
+          "optional": true
+        },
+        "zone.js": {
+          "optional": true
+        }
+      }
+    },
     "examples/fdc3-trade-simulator/js-order-book/node_modules/@finos/fdc3": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/@finos/fdc3/-/fdc3-2.0.3.tgz",
@@ -171,7 +221,7 @@
         "@angular/cdk": "^21.1.5",
         "@angular/common": "^21.1.5",
         "@angular/compiler": "^21.1.5",
-        "@angular/core": "^21.1.5",
+        "@angular/core": "^20.3.18",
         "@angular/forms": "^21.1.5",
         "@angular/material": "21.1.5",
         "@angular/platform-browser": "^21.1.5",
@@ -196,6 +246,31 @@
         "typescript": "~5.9.3"
       }
     },
+    "examples/fdc3-trade-simulator/js-trader-app/node_modules/@angular/core": {
+      "version": "20.3.18",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.18.tgz",
+      "integrity": "sha512-B+NQQngd/aDbcfW0zGLis3wTLDeHTeTYMl/mGKQH+HwdPaRCKI1wEtaXaOYVJXkP2FeThocPevB8gLwNlPQUUw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@angular/compiler": "20.3.18",
+        "rxjs": "^6.5.3 || ^7.4.0",
+        "zone.js": "~0.15.0"
+      },
+      "peerDependenciesMeta": {
+        "@angular/compiler": {
+          "optional": true
+        },
+        "zone.js": {
+          "optional": true
+        }
+      }
+    },
     "examples/js-chart-and-grid-messagerouter/js-chart": {
       "name": "@morgan-stanley/composeui-example-chart-messagerouter",
       "version": "0.1.0-alpha.12",
@@ -222,7 +297,7 @@
         "@angular/cdk": "21.1.5",
         "@angular/common": "21.1.5",
         "@angular/compiler": "21.1.5",
-        "@angular/core": "21.1.5",
+        "@angular/core": "^20.3.18",
         "@angular/flex-layout": "^15.0.0-beta.42",
         "@angular/forms": "21.1.5",
         "@angular/material": "21.1.5",
@@ -248,6 +323,31 @@
         "typescript": "5.9.3"
       }
     },
+    "examples/js-chart-and-grid-messagerouter/js-datagrid/node_modules/@angular/core": {
+      "version": "20.3.18",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.18.tgz",
+      "integrity": "sha512-B+NQQngd/aDbcfW0zGLis3wTLDeHTeTYMl/mGKQH+HwdPaRCKI1wEtaXaOYVJXkP2FeThocPevB8gLwNlPQUUw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@angular/compiler": "20.3.18",
+        "rxjs": "^6.5.3 || ^7.4.0",
+        "zone.js": "~0.15.0"
+      },
+      "peerDependenciesMeta": {
+        "@angular/compiler": {
+          "optional": true
+        },
+        "zone.js": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@acemir/cssom": {
       "version": "0.9.31",
       "resolved": "https://registry.npmjs.org/@acemir/cssom/-/cssom-0.9.31.tgz",
@@ -1459,6 +1559,7 @@
       "resolved": "https://registry.npmjs.org/@angular/core/-/core-21.1.5.tgz",
       "integrity": "sha512-m61YHiyE+SIvS8UXcFLjYCucv6ShJJCwz9xxEk7ysYW9wOtHdfIf9tgyOsucZDAvrvpSyQLRj5jGBCGm1VIvXA==",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "tslib": "^2.3.0"
       },
@@ -26652,7 +26753,7 @@
         "@angular/cdk": "^20.2.14",
         "@angular/common": "^20.3.15",
         "@angular/compiler": "^20.3.15",
-        "@angular/core": "^20.3.15",
+        "@angular/core": "^20.3.18",
         "@angular/forms": "^20.3.15",
         "@angular/material": "^20.2.14",
         "@angular/platform-browser": "^20.3.15",
@@ -27178,9 +27279,9 @@
       }
     },
     "prototypes/process-explorer/oss-frontend/node_modules/@angular/core": {
-      "version": "20.3.16",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.16.tgz",
-      "integrity": "sha512-KSFPKvOmWWLCJBbEO+CuRUXfecX2FRuO0jNi9c54ptXMOPHlK1lIojUnyXmMNzjdHgRug8ci9qDuftvC2B7MKg==",
+      "version": "20.3.18",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-20.3.18.tgz",
+      "integrity": "sha512-B+NQQngd/aDbcfW0zGLis3wTLDeHTeTYMl/mGKQH+HwdPaRCKI1wEtaXaOYVJXkP2FeThocPevB8gLwNlPQUUw==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -27189,7 +27290,7 @@
         "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
       },
       "peerDependencies": {
-        "@angular/compiler": "20.3.16",
+        "@angular/compiler": "20.3.18",
         "rxjs": "^6.5.3 || ^7.4.0",
         "zone.js": "~0.15.0"
       },
@@ -29222,7 +29323,7 @@
         "@types/node": "^24.5.2",
         "@vitest/coverage-v8": "4.0.18",
         "rollup": "4.60.1",
-        "rollup-plugin-dts": "^6.4.1",
+        "rollup-plugin-dts": "6.4.1",
         "typescript": "5.9.3",
         "vitest": "4.0.18"
       }
@@ -29246,7 +29347,7 @@
         "jest-extended": "7.0.0",
         "rimraf": "6.1.3",
         "rollup": "4.60.1",
-        "rollup-plugin-dts": "^6.4.1",
+        "rollup-plugin-dts": "6.4.1",
         "ts-jest": "29.4.6",
         "tslib": "2.8.1",
         "typescript": "5.9.3"
diff --git a/prototypes/process-explorer/oss-frontend/package.json b/prototypes/process-explorer/oss-frontend/package.json
index 64afaa59f..445aa5d7f 100644
--- a/prototypes/process-explorer/oss-frontend/package.json
+++ b/prototypes/process-explorer/oss-frontend/package.json
@@ -16,7 +16,7 @@
     "@angular/cdk": "^20.2.14",
     "@angular/common": "^20.3.15",
     "@angular/compiler": "^20.3.15",
-    "@angular/core": "^20.3.15",
+    "@angular/core": "^20.3.18",
     "@angular/forms": "^20.3.15",
     "@angular/material": "^20.2.14",
     "@angular/platform-browser": "^20.3.15",
@@ -26,8 +26,8 @@
     "@types/google-protobuf": "^3.15.12",
     "google-protobuf": "^4.0.2",
     "material-icons": "^1.13.10",
-    "ts-protoc-gen": "^0.15.0",
     "rxjs": "^7.8.0",
+    "ts-protoc-gen": "^0.15.0",
     "tslib": "^2.3.0"
   },
   "devDependencies": {