diff --git a/src/Umbraco.Web.UI.Client/devops/build/global-types.js b/src/Umbraco.Web.UI.Client/devops/build/global-types.js
new file mode 100644
index 0000000000..88d16199b6
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/devops/build/global-types.js
@@ -0,0 +1,25 @@
+import { createImportMap } from '../importmap/index.js';
+import { writeFileWithDir } from '../utils/index.js';
+
+const tsPath = './dist-cms/packages/extension-types/index.d.ts';
+
+const importmap = createImportMap({
+	rootDir: './src',
+	replaceModuleExtensions: true,
+});
+
+const paths = Object.keys(importmap.imports);
+
+const content = `
+${paths.map((path) => `import '${path}';`).join('\n')}
+`;
+
+writeFileWithDir(tsPath, content, (err) => {
+	if (err) {
+		// eslint-disable-next-line no-undef
+		console.log(err);
+	}
+
+	// eslint-disable-next-line no-undef
+	console.log(`global-types file generated`);
+});
diff --git a/src/Umbraco.Web.UI.Client/devops/importmap/index.js b/src/Umbraco.Web.UI.Client/devops/importmap/index.js
index b97682d3e6..3ea95ebf89 100644
--- a/src/Umbraco.Web.UI.Client/devops/importmap/index.js
+++ b/src/Umbraco.Web.UI.Client/devops/importmap/index.js
@@ -8,14 +8,14 @@ export const createImportMap = (args) => {
 	// Iterate over the exports in package.json
 	for (const [key, value] of Object.entries(packageJsonExports || {})) {
 		// remove leading ./
-		if (value) {
+		if (value && value.endsWith('.js')) {
 			const moduleName = key.replace(/^\.\//, '');
 
 			// replace ./dist-cms with src and remove /index.js
 			let modulePath = value;
 			if (typeof args.rootDir !== 'undefined') modulePath = modulePath.replace(/^\.\/dist-cms/, args.rootDir);
 			if (args.replaceModuleExtensions) modulePath = modulePath.replace('.js', '.ts');
-			console.log('replacing', value, 'with', modulePath)
+			console.log('replacing', value, 'with', modulePath);
 			const importAlias = `${packageJsonName}/${moduleName}`;
 
 			imports[importAlias] = modulePath;
diff --git a/src/Umbraco.Web.UI.Client/devops/utils/index.js b/src/Umbraco.Web.UI.Client/devops/utils/index.js
new file mode 100644
index 0000000000..69244f16a2
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/devops/utils/index.js
@@ -0,0 +1,13 @@
+import { writeFile, mkdir } from 'fs';
+import * as pathModule from 'path';
+
+const path = pathModule.default;
+const getDirName = path.dirname;
+
+export const writeFileWithDir = (path, contents, cb) => {
+	mkdir(getDirName(path), { recursive: true }, function (err) {
+		if (err) return cb(err);
+
+		writeFile(path, contents, cb);
+	});
+};
diff --git a/src/Umbraco.Web.UI.Client/package.json b/src/Umbraco.Web.UI.Client/package.json
index 9e0db93b43..53cd7afbf8 100644
--- a/src/Umbraco.Web.UI.Client/package.json
+++ b/src/Umbraco.Web.UI.Client/package.json
@@ -12,6 +12,7 @@
 		"./element-api": "./dist-cms/libs/element-api/index.js",
 		"./embedded-media": "./dist-cms/packages/embedded-media/index.js",
 		"./extension-api": "./dist-cms/libs/extension-api/index.js",
+		"./extension-types": "./dist-cms/packages/extension-types/index.d.ts",
 		"./formatting-api": "./dist-cms/libs/formatting-api/index.js",
 		"./localization-api": "./dist-cms/libs/localization-api/index.js",
 		"./observable-api": "./dist-cms/libs/observable-api/index.js",
@@ -152,7 +153,7 @@
 		"build:vite": "tsc && vite build --mode staging",
 		"build:workspaces": "npm run build -ws --if-present",
 		"build": "tsc --project ./src/tsconfig.build.json",
-		"postbuild": "rollup -c ./src/rollup.config.js",
+		"postbuild": "rollup -c ./src/rollup.config.js && node ./devops/build/global-types.js",
 		"check": "npm run lint:errors && npm run compile && npm run build-storybook && npm run generate:jsonschema:dist",
 		"check:paths": "node ./devops/build/check-path-length.js dist-cms 120",
 		"check:circular": "madge --circular --warning --extensions ts ./src",