diff --git a/package-lock.json b/package-lock.json
index bd37b40..d4b12e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26,6 +26,7 @@
         "typedoc": "^0.25.12",
         "typedoc-plugin-markdown": "^3.17.1",
         "typedoc-plugin-missing-exports": "^2.2.0",
+        "unplugin-replace": "^0.2.1",
         "vite": "^5.1.6",
         "vite-bundle-visualizer": "^1.1.0",
         "vite-plugin-dts": "^3.7.3",
@@ -6195,6 +6196,35 @@
         "node": ">= 4.0.0"
       }
     },
+    "node_modules/unplugin": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/unplugin/-/unplugin-1.10.0.tgz",
+      "integrity": "sha512-CuZtvvO8ua2Wl+9q2jEaqH6m3DoQ38N7pvBYQbbaeNlWGvK2l6GHiKi29aIHDPoSxdUzQ7Unevf1/ugil5X6Pg==",
+      "dev": true,
+      "dependencies": {
+        "acorn": "^8.11.3",
+        "chokidar": "^3.6.0",
+        "webpack-sources": "^3.2.3",
+        "webpack-virtual-modules": "^0.6.1"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/unplugin-replace": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/unplugin-replace/-/unplugin-replace-0.2.1.tgz",
+      "integrity": "sha512-IetZdFIaYp8Eml7UYOBC1yAqW5Ti2pRUYpm5IpZ5n5XsdLExaJP5DTFA8Ax425FRrn8vT7G8LvfIBkFwrmYU2g==",
+      "dev": true,
+      "dependencies": {
+        "@rollup/pluginutils": "^5.1.0",
+        "magic-string": "^0.30.8",
+        "unplugin": "^1.8.0"
+      },
+      "engines": {
+        "node": ">=18.0.0"
+      }
+    },
     "node_modules/update-browserslist-db": {
       "version": "1.0.13",
       "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.0.13.tgz",
@@ -6488,6 +6518,21 @@
       "integrity": "sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==",
       "dev": true
     },
+    "node_modules/webpack-sources": {
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-3.2.3.tgz",
+      "integrity": "sha512-/DyMEOrDgLKKIG0fmvtz+4dUX/3Ghozwgm6iPp8KRhvn+eQf9+Q7GWxVNMk3+uCPWfdXYC4ExGBckIXdFEfH1w==",
+      "dev": true,
+      "engines": {
+        "node": ">=10.13.0"
+      }
+    },
+    "node_modules/webpack-virtual-modules": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/webpack-virtual-modules/-/webpack-virtual-modules-0.6.1.tgz",
+      "integrity": "sha512-poXpCylU7ExuvZK8z+On3kX+S8o/2dQ/SVYueKA0D4WEMXROXgY8Ez50/bQEUmvoSMMrWcrJqCHuhAbsiwg7Dg==",
+      "dev": true
+    },
     "node_modules/whatwg-fetch": {
       "version": "3.6.20",
       "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-3.6.20.tgz",
diff --git a/package.json b/package.json
index 71109c5..e39ce79 100644
--- a/package.json
+++ b/package.json
@@ -87,6 +87,7 @@
     "typedoc": "^0.25.12",
     "typedoc-plugin-markdown": "^3.17.1",
     "typedoc-plugin-missing-exports": "^2.2.0",
+    "unplugin-replace": "^0.2.1",
     "vite": "^5.1.6",
     "vite-bundle-visualizer": "^1.1.0",
     "vite-plugin-dts": "^3.7.3",
diff --git a/src/cdn/cdn-client.ts b/src/cdn/cdn-client.ts
index 1574853..52f56fe 100644
--- a/src/cdn/cdn-client.ts
+++ b/src/cdn/cdn-client.ts
@@ -16,6 +16,8 @@ export class CdnClient {
 
   protected context: Context;
 
+  public static version = '__CLIENT_VERSION__';
+
   protected constructor(options: CdnClientOptions) {
     const metafileContext: MetafileContext = new MetafileContext(options);
     const client: FetchHttpAdapter = new FetchHttpAdapter(metafileContext.params.baseUrl);
diff --git a/vite.config.ts b/vite.config.ts
index 7a3bfa2..2d601e2 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -3,6 +3,7 @@ import { defineConfig } from 'vite';
 import { resolve } from 'node:path';
 import dts from 'vite-plugin-dts'; // Generate index.d.ts file
 import terser from '@rollup/plugin-terser'; // Minify output
+import Replace from 'unplugin-replace/vite'; // Replace variables in files
 import pkg from './package.json';
 
 const banner: string = `/* ${pkg.name}@${pkg.version}
@@ -24,42 +25,29 @@ export default defineConfig({
     sourcemap: true,
     rollupOptions: {
       output: [
+        // Node ES Module
         {
           format: 'esm',
           entryFileNames: 'localazy-cdn-client.js',
           banner,
         },
-        {
-          format: 'esm',
-          entryFileNames: 'localazy-cdn-client.min.js',
-          banner,
-          plugins: [
-            terser(),
-          ],
-        },
+        // Node CommonJS
         {
           format: 'cjs',
           dir: 'dist/node',
           entryFileNames: 'localazy-cdn-client.cjs',
           banner,
         },
+        // Browser ES Module
         {
-          format: 'cjs',
-          dir: 'dist/node',
-          entryFileNames: 'localazy-cdn-client.min.cjs',
+          format: 'esm',
+          entryFileNames: 'localazy-cdn-client.min.js',
           banner,
           plugins: [
             terser(),
           ],
         },
-        {
-          format: 'umd',
-          dir: 'dist/browser',
-          entryFileNames: 'localazy-cdn-client.umd.js',
-          banner,
-          name: 'LocalazyCDN',
-          esModule: false,
-        },
+        // Browser UMD + JS CDNs
         {
           format: 'umd',
           dir: 'dist/browser',
@@ -81,5 +69,12 @@ export default defineConfig({
 
   plugins: [
     dts({ rollupTypes: true }),
+
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-call
+    Replace({
+      values: {
+        __CLIENT_VERSION__: pkg.version,
+      },
+    }),
   ],
 });