diff --git a/client/index.js b/client/index.js
index 887bd72c..a0a77067 100644
--- a/client/index.js
+++ b/client/index.js
@@ -109,17 +109,17 @@ export default class Nullstack {
 
 if (module.hot) {
   const socket = new WebSocket('ws' + router.base.slice(4) + '/ws');
-  window.lastHash
+  Nullstack.lastHash
   socket.onmessage = async function (e) {
     const data = JSON.parse(e.data)
     if (data.type === 'NULLSTACK_SERVER_STARTED') {
-      (window.needsReload || !environment.hot) && window.location.reload()
+      (Nullstack.needsReload || !environment.hot) && window.location.reload()
     } else if (data.type === 'hash') {
       const newHash = data.data.slice(20)
-      if (newHash === window.lastHash) {
-        window.needsReload = true
+      if (newHash === Nullstack.lastHash) {
+        Nullstack.needsReload = true
       } else {
-        window.lastHash = newHash
+        Nullstack.lastHash = newHash
       }
     }
   };
diff --git a/loaders/inject-hmr.js b/loaders/inject-hmr.js
index 8d325d03..28fb5af8 100644
--- a/loaders/inject-hmr.js
+++ b/loaders/inject-hmr.js
@@ -26,11 +26,11 @@ module.exports = function (source) {
 
   return source + `
     if (module.hot) {
-      if (window.needsClientReload) {
+      if (Nullstack.needsClientReload) {
         window.location.reload()
       }
       module.hot.accept()
-      window.needsClientReload = true
+      Nullstack.needsClientReload = true
       module.hot.accept('${klassPath}', () => {
         Nullstack.hotReload(${klassName})
       })
diff --git a/package.json b/package.json
index a3eae620..437bff83 100644
--- a/package.json
+++ b/package.json
@@ -12,9 +12,17 @@
   },
   "types": "./types/index.d.ts",
   "dependencies": {
+    "@babel/core": "^7.18.13",
     "@babel/parser": "7.17.12",
+    "@babel/preset-env": "^7.18.10",
+    "@babel/plugin-proposal-class-properties": "^7.18.6",
+    "@babel/plugin-proposal-export-default-from": "^7.18.10",
+    "@babel/plugin-transform-react-jsx": "^7.18.10",
+    "@babel/plugin-transform-typescript": "^7.18.12",
+    "@babel/preset-react": "^7.18.6",
     "@babel/traverse": "7.17.12",
     "@swc/core": "1.2.179",
+    "babel-loader": "^8.2.5",
     "body-parser": "1.20.0",
     "commander": "8.3.0",
     "copy-webpack-plugin": "^11.0.0",
diff --git a/scripts/index.js b/scripts/index.js
index 34034d1f..e699ca24 100755
--- a/scripts/index.js
+++ b/scripts/index.js
@@ -4,7 +4,7 @@ const { version } = require('../package.json');
 
 const webpack = require('webpack');
 const path = require('path');
-const { existsSync, rmdirSync, readdir, unlink } = require('fs');
+const { existsSync, readdir, unlink } = require('fs');
 const customConfig = path.resolve(process.cwd(), './webpack.config.js');
 const config = existsSync(customConfig) ? require(customConfig) : require('../webpack.config');
 const dotenv = require('dotenv')
@@ -61,7 +61,7 @@ function clearOutput(outputPath) {
   });
 }
 
-async function start({ input, port, env, mode = 'spa', cold, disk }) {
+async function start({ input, port, env, mode = 'spa', cold, disk, loader = 'swc' }) {
   const environment = 'development'
   console.log(` 🚀️ Starting your application in ${environment} mode...`);
   loadEnv(env)
@@ -85,7 +85,7 @@ async function start({ input, port, env, mode = 'spa', cold, disk }) {
     host: process.env['NULLSTACK_PROJECT_DOMAIN'],
     devMiddleware: {
       index: false,
-      stats: 'none',
+      stats: 'errors-only',
       writeToDisk,
     },
     client: {
@@ -135,7 +135,7 @@ async function start({ input, port, env, mode = 'spa', cold, disk }) {
     webSocketServer: require.resolve('./socket'),
     port: process.env['NULLSTACK_SERVER_PORT']
   };
-  const compiler = getCompiler({ environment, input, disk });
+  const compiler = getCompiler({ environment, input, disk, loader });
   clearOutput(compiler.compilers[0].outputPath)
   const server = new WebpackDevServer(devServerOptions, compiler);
   const portChecker = require('express')().listen(process.env['NULLSTACK_SERVER_PORT'], () => {
@@ -173,6 +173,7 @@ program
   .option('-e, --env <name>', 'Name of the environment file that should be loaded')
   .option('-d, --disk', 'Write files to disk')
   .option('-c, --cold', 'Disable hot module replacement')
+  .addOption(new program.Option('-l, --loader <loader>', 'Use Babel or SWC loader').choices(['swc', 'babel']))
   .helpOption('-h, --help', 'Learn more about this command')
   .action(start)
 
diff --git a/webpack.config.js b/webpack.config.js
index 6349cd61..347516d4 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -56,6 +56,25 @@ const swcJs = {
   }
 };
 
+const babelJs = {
+  test: /\.js$/,
+  resolve: {
+    extensions: ['.njs', '.js', '.nts', '.ts', '.jsx', '.tsx']
+  },
+  use: {
+    loader: require.resolve('babel-loader'),
+    options: {
+      "presets": [
+        ["@babel/preset-env", { "targets": { node: "10" } }]
+      ],
+      "plugins": [
+        "@babel/plugin-proposal-export-default-from",
+        "@babel/plugin-proposal-class-properties"
+      ]
+    }
+  }
+};
+
 const swcTs = {
   test: /\.ts$/,
   use: {
@@ -74,7 +93,28 @@ const swcTs = {
   }
 };
 
-const nullstackJavascript = {
+const babelTs = {
+  test: /\.ts$/,
+  resolve: {
+    extensions: ['.njs', '.js', '.nts', '.ts', '.jsx', '.tsx']
+  },
+  use: {
+    loader: require.resolve('babel-loader'),
+    options: {
+      "presets": [
+        ["@babel/preset-env", { "targets": { node: "10" } }],
+        "@babel/preset-react",
+      ],
+      "plugins": [
+        "@babel/plugin-transform-typescript",
+        // "@babel/plugin-proposal-export-default-from",
+        // "@babel/plugin-proposal-class-properties"
+      ]
+    }
+  }
+};
+
+const swcNullstackJavascript = {
   test: /\.(njs|nts|jsx|tsx)$/,
   use: {
     loader: require.resolve('swc-loader'),
@@ -100,7 +140,32 @@ const nullstackJavascript = {
   }
 };
 
-const nullstackTypescript = {
+const babelNullstackJavascript = {
+  test: /\.(njs|jsx)$/,
+  resolve: {
+    extensions: ['.njs', '.js', '.nts', '.ts', '.jsx', '.tsx']
+  },
+  use: {
+    loader: require.resolve('babel-loader'),
+    options: {
+      "presets": [
+        ["@babel/preset-env", { "targets": { node: "10" } }],
+        "@babel/preset-react",
+      ],
+      "plugins": [
+        "@babel/plugin-proposal-export-default-from",
+        "@babel/plugin-proposal-class-properties",
+        ["@babel/plugin-transform-react-jsx", {
+          "pragma": "Nullstack.element",
+          "pragmaFrag": "Nullstack.fragment",
+          "throwIfNamespace": false
+        }]
+      ]
+    }
+  }
+};
+
+const swcNullstackTypescript = {
   test: /\.(nts|tsx)$/,
   use: {
     loader: require.resolve('swc-loader'),
@@ -126,11 +191,43 @@ const nullstackTypescript = {
   }
 };
 
+const babelNullstackTypescript = {
+  test: /\.(nts|tsx)$/,
+  resolve: {
+    extensions: ['.njs', '.js', '.nts', '.ts', '.jsx', '.tsx']
+  },
+  use: {
+    loader: require.resolve('babel-loader'),
+    options: {
+      "presets": [
+        ["@babel/preset-env", { "targets": { node: "10" } }],
+        "@babel/preset-react",
+      ],
+      "plugins": [
+        ["@babel/plugin-transform-typescript", {
+          isTSX: true,
+          allExtensions: true,
+          tsxPragma: "Nullstack.element",
+          tsxPragmaFrag: "Nullstack.fragment"
+        }],
+        // "@babel/plugin-proposal-export-default-from",
+        // "@babel/plugin-proposal-class-properties",
+        ["@babel/plugin-transform-react-jsx", {
+          "pragma": "Nullstack.element",
+          "pragmaFrag": "Nullstack.fragment",
+          "throwIfNamespace": false
+        }]
+      ]
+    }
+  }
+};
+
 function server(env, argv) {
   const dir = argv.input ? path.join(__dirname, argv.input) : process.cwd();
   const entryExtension = existsSync(path.join(dir, 'server.ts')) ? 'ts' : 'js';
   const icons = {};
   const publicFiles = readdirSync(path.join(dir, 'public'));
+  const babel = argv.babel;
   for (const file of publicFiles) {
     if (file.startsWith('icon-')) {
       const size = file.split('x')[1].split('.')[0];
@@ -216,9 +313,9 @@ function server(env, argv) {
             ]
           }
         },
-        swcJs,
-        swcTs,
-        nullstackJavascript,
+        babel ? babelJs : swcJs,
+        babel ? babelTs : swcTs,
+        babel ? babelNullstackJavascript : swcNullstackJavascript,
         {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('inject-nullstack.js'),
@@ -237,7 +334,7 @@ function server(env, argv) {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('register-inner-components.js'),
         },
-        nullstackTypescript,
+        babel ? babelNullstackTypescript : swcNullstackTypescript,
         {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('add-source-to-node.js'),
@@ -271,6 +368,7 @@ function client(env, argv) {
   const folder = isDev ? '.development' : '.production';
   const devtool = isDev ? 'inline-cheap-module-source-map' : false;
   const minimize = !isDev;
+  const babel = argv.loader === 'babel';
   const plugins = [
     new MiniCssExtractPlugin({
       filename: "client.css",
@@ -327,9 +425,9 @@ function client(env, argv) {
             ]
           }
         },
-        swcJs,
-        swcTs,
-        nullstackJavascript,
+        babel ? babelJs : swcJs,
+        babel ? babelTs : swcTs,
+        babel ? babelNullstackJavascript : swcNullstackJavascript,
         {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('remove-import-from-client.js'),
@@ -354,7 +452,7 @@ function client(env, argv) {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('register-inner-components.js'),
         },
-        nullstackTypescript,
+        babel ? babelNullstackTypescript : swcNullstackTypescript,
         {
           test: /\.(njs|nts|jsx|tsx)$/,
           loader: getLoader('add-source-to-node.js'),