diff --git a/lib/webpack.config.base.js b/lib/webpack.config.base.js
index 9882aba..249e718 100644
--- a/lib/webpack.config.base.js
+++ b/lib/webpack.config.base.js
@@ -43,7 +43,7 @@ module.exports = function (type, options) {
 		devtool: type === 'watch' ? 'cheap-module-eval-source-map' : 'source-map',
 		entry: options.entry ? objectString(options.entry) : 'src/index',
 		output: {
-			path: cwd('build'),
+			path: cwd(options.dest || 'build'),
 			filename: 'bundle.js',
 			publicPath: './'
 		},
@@ -96,14 +96,31 @@ module.exports = function (type, options) {
 				fallbacks: true
 			})
 		],
-		plugins: [
+		plugins: []
+	}
+	// for both watch and build
+	// set format
+	if (options.format === 'umd') {
+		config.output.libraryTarget = 'umd'
+		config.output.library = options.umd
+	} else if (options.format === 'cjs') {
+		config.output.libraryTarget = 'commonjs2'
+	}
+	// set target
+	if (options.target) {
+		config.target = options.target
+	}
+	// add html plugin if not targeted in commonjs
+	if (options.format !== 'cjs') {
+		config.plugins.push(
 			new HtmlWebpackPlugin(Object.assign({}, {
 				title: options.title || 'Tooling',
 				template: dir('lib/index.jade'),
 				inject: false
 			}, toolingConfig.index))
-		]
+		)
 	}
+
 	if (type === 'watch') {
 		// inject client page for hmr
 		if (typeof config.entry === 'string') {
diff --git a/readme.md b/readme.md
index 09d11de..273ba82 100644
--- a/readme.md
+++ b/readme.md
@@ -73,6 +73,11 @@ Options:
 |-u/--use|Set the framework you use, eg: `react`, `vue`. `vue` by default|
 |--ai/--auto-install|(**Buggy**) Automatically install missing dependencies when editing|
 |--title|Set html title|
+|--format|Set bundle format, available options are `cjs` `umd`, default is `iife`|
+|-t/--target|Set webpack target|
+|-d/--dest|Set bundled file dest directory, default is `./build`|
+
+Run `tooling -h` `tooling watch -h` `tooling build -h` to see more usage.
 
 **Set up custom index.html in `package.json`**. see usage at [html-webpack-plugin](https://github.com/ampedandwired/html-webpack-plugin)
 
@@ -82,7 +87,7 @@ Options:
 	"tooling": {
 	    "index": {
 	      "title": "tooling index",
-	      "template": "src/index.template"
+	      "template": "src/index.jade"
 	    }
 	}
 }
diff --git a/tooling b/tooling
index c7d9180..8d1f365 100755
--- a/tooling
+++ b/tooling
@@ -13,6 +13,7 @@ program.version(pkg.version)
 
 program
 	.command('watch')
+	.description('hot reloading mode')
 	.option('-e, --entry [webpackEntry]', 'Set webpack entry')
 	.option('-p, --port [serverPort]', 'Change port of server')
 	.option('--bs, --browser-sync [port]', 'Toggle browserSync')
@@ -20,13 +21,19 @@ program
 	.option('-u, --use [usePresetsFor]', 'Use presets for React or Vue or the default config')
 	.option('--ai, --auto-install', 'Automatically install missing dependencies when editing')
 	.option('--title [htmlTitle]', 'Set title for output html')
+	.option('--format [bundleFormat]', 'Set bundle format')
+	.option('--target [webpackTarget]', 'Set webpack target')
 	.action(watch)
 
 program
 	.command('build')
+	.description('build mode')
 	.option('-e, --entry [webpackEntry]', 'Set webpack entry"')
 	.option('-u, --use [usePresetsFor]', 'Use presets for React or Vue')
 	.option('--title [htmlTitle]', 'Set title for output html')
+	.option('--format [bundleFormat]', 'Set bundle format')
+	.option('-t, --target [webpackTarget]', 'Set webpack target')
+	.option('-d, --dest [bundleDestDir]', 'Set bundled file dest directory')
 	.action(build)
 
 program.parse(process.argv)