diff --git a/deploy/createTypesPackages.js b/deploy/createTypesPackages.js
index a1677f0fc..15b53fb98 100644
--- a/deploy/createTypesPackages.js
+++ b/deploy/createTypesPackages.js
@@ -196,7 +196,7 @@ async function updatePackageJSON(pkg, packagePath) {
 /**
  * Copies the README and adds some rudimentary templating to the file.
  * @param {Package} pkg
- * @param {import("./template/package.json")} pkgJSON
+ * @param {typeof import("./template/package.json")} pkgJSON
  * @param {URL} writePath
  */
 function copyREADME(pkg, pkgJSON, writePath) {
diff --git a/package-lock.json b/package-lock.json
index 4a5f6b393..79144ef20 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,13 +10,14 @@
       "license": "Apache-2.0",
       "devDependencies": {
         "@eslint/js": "^9",
-        "@mdn/browser-compat-data": "^6.0.4",
+        "@mdn/browser-compat-data": "^6.1.0",
         "@octokit/rest": "^22.0.0",
         "@types/node": "^24.0.9",
         "@types/prettier": "^3.0.0",
         "@types/webidl2": "^24.4.3",
         "@typescript-eslint/eslint-plugin": "^8",
         "@typescript-eslint/parser": "^8",
+        "@typescript/native-preview": "^7.0.0-dev.20250804.1",
         "@webref/css": "^6.23.6",
         "@webref/elements": "^2.5.0",
         "@webref/events": "^1.18.6",
@@ -1036,6 +1037,147 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/@typescript/native-preview": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview/-/native-preview-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-EVYSeheDmdLrvwWRW4RXl47rUMEst6JkO7hgvwYEF8TBQ4zrBWcMlCulhgI5MsvCrNf7hkVn6628bCkp/5Ik2A==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "tsgo": "bin/tsgo.js"
+      },
+      "engines": {
+        "node": ">=20.6.0"
+      },
+      "optionalDependencies": {
+        "@typescript/native-preview-darwin-arm64": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-darwin-x64": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-linux-arm": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-linux-arm64": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-linux-x64": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-win32-arm64": "7.0.0-dev.20250804.1",
+        "@typescript/native-preview-win32-x64": "7.0.0-dev.20250804.1"
+      }
+    },
+    "node_modules/@typescript/native-preview-darwin-arm64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-darwin-arm64/-/native-preview-darwin-arm64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-Bn7ptzfXtXUmriod5fadXo5+j8VfeJmePm54IcbtqwxhyDkcvyHPhOhp2l7IMtpVOwuXTua/hid6HCHe0LXTaQ==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-darwin-x64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-darwin-x64/-/native-preview-darwin-x64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-WN4sCqnEfrvr7n+YfZR/Wme5FZ88ASY5p2Zcvbm1bMO1FCn2h7iPnInoMfynsoYmfcWQhZqEaSkmK6HGeJKuWQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-linux-arm": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-linux-arm/-/native-preview-linux-arm-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-emtoOuf+K8TK9JnQn8RsNs/mNiPQ/u5xR+N1S7IQFgiEBrngPzCKSwDrtPbY9xGh9mVg7aGa58+Y/hAtXudFwQ==",
+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-linux-arm64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-linux-arm64/-/native-preview-linux-arm64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-N5NHuiT9gBDl3+sW0OGJPeSZYAwYZGfMf2ES4ZDj1Pd4TDR2b6S47FckQVrGWzVDImoqZZsJan5gs3cofTE8nA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-linux-x64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-linux-x64/-/native-preview-linux-x64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-yT9JKfbuSh3hNybNqUHIsuoOvVsLka7JfRfNh2Hes1eJGVH04I4E5tKAlzI9Iy7OEWCovHZFblQRjp/3CJYxyA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-win32-arm64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-win32-arm64/-/native-preview-win32-arm64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-da5LkGm/l1zzpaTc2FwQh1F3H1pYSAUpqHzskcPL//SDTfrQnkbN9dPn+CI8cHDRv8lCAQFXII+xFFLWPMNXyQ==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
+    "node_modules/@typescript/native-preview-win32-x64": {
+      "version": "7.0.0-dev.20250804.1",
+      "resolved": "https://registry.npmjs.org/@typescript/native-preview-win32-x64/-/native-preview-win32-x64-7.0.0-dev.20250804.1.tgz",
+      "integrity": "sha512-zC+Wzi8Lr+RGF69PHHnesyoImBTwkzdPD9aoHTrynrP8Fcv+oRAUQmQcI0JFB0cEzFxMQ1sUMdBrAikdveaz1g==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "Apache-2.0",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=20.6.0"
+      }
+    },
     "node_modules/@webref/css": {
       "version": "6.23.6",
       "resolved": "https://registry.npmjs.org/@webref/css/-/css-6.23.6.tgz",
diff --git a/package.json b/package.json
index e387283cc..5a2100fa8 100644
--- a/package.json
+++ b/package.json
@@ -12,15 +12,15 @@
     "worklet"
   ],
   "scripts": {
-    "build": "tsc && node ./lib/build.js",
+    "build": "tsgo && node ./lib/build.js",
     "baseline-accept": "cpx \"generated\\**\" baselines\\",
-    "lint": "eslint --max-warnings 0 src deploy/*.js && tsc -p deploy/jsconfig.json",
+    "lint": "eslint --max-warnings 0 src deploy/*.js && tsgo -p deploy/jsconfig.json",
     "lint-fix": "eslint --max-warnings 0 src deploy/*.js --fix",
     "test": "npm run build && npm run lint && node ./lib/test.js && node ./unittests/index.js",
-    "changelog": "tsc && node ./lib/changelog.js",
+    "changelog": "tsgo && node ./lib/changelog.js",
     "ts-changelog": "node ./deploy/versionChangelog.js",
     "migrate": "node ./deploy/migrate.js",
-    "version": "npm i && tsc && node ./lib/version.js",
+    "version": "npm i && tsgo && node ./lib/version.js",
     "generate": "npm run build && npm run baseline-accept"
   },
   "author": {
@@ -39,13 +39,14 @@
   "type": "module",
   "devDependencies": {
     "@eslint/js": "^9",
-    "@mdn/browser-compat-data": "^6.0.4",
+    "@mdn/browser-compat-data": "^6.1.0",
     "@octokit/rest": "^22.0.0",
     "@types/node": "^24.0.9",
     "@types/prettier": "^3.0.0",
     "@types/webidl2": "^24.4.3",
     "@typescript-eslint/eslint-plugin": "^8",
     "@typescript-eslint/parser": "^8",
+    "@typescript/native-preview": "^7.0.0-dev.20250804.1",
     "@webref/css": "^6.23.6",
     "@webref/elements": "^2.5.0",
     "@webref/events": "^1.18.6",