About JS Commander (jscmd for short) is an HTTP proxy server with a JavaScript console. It lets you evaluate JavaScript code in most browsers that support XmlHttpRequest. It is tested with Firefox 2, IE 6/7, Safari 2.0.4 and Opera 9 (including Wii). The JavaScript console and the web browser can be run on different machines, so it’s especially useful if you want to debug/run JavaScript code in emb