Usually people copy most of the node_modules over.<p>Ideally it should be run through webpack&#x2F;etc and only a bundled, minimized version of the app is shipped. In practice some modules may have native compiled addons.<p>I&#x27;m working on an app right now and it ships at 247MB which is way too big.<p>release&#x2F;darwin-x64&#x2F;PlaySPLOM-darwin-x64&#x2F;PlaySPLOM.app&#x2F;Contents<p>107M	.&#x2F;Frameworks<p>12K	.&#x2F;MacOS<p>81M	.&#x2F;Resources<p>52M	.&#x2F;Resources&#x2F;app&#x2F;node_modules