"capt is a tool to help you quickly create backbone.js applications and maintain a good directory structure and give you build tools to help development."

Dealing with command-line arguments in node.js

"htracr is a packet sniffer and visualisation tool for HTTP. It does not give you a score, grade, or hold your hand when you're crying because your site is so damn slow, but it will give you unparalleled insight into what's actually happening on the wire between your browser and the Web."

Love the engineering team at Etsy. They continue to crank-out smart & simple infrastructure tools.

"create basic pdf files in the browser or node.js, simple as cake"

"(fab) is a lightweight toolkit that makes it easy to build asynchronous web apps. It takes advantage of the flexibility and functional nature of javascript to create a concise "DSL", without pre-compilation or magic scope hackery."

"A node.js module for dealing with web forms." Including file uploads.

"Mustache is a logic-less templating system for HTML, config files, anything"

"Do is a library that adds higher level abstraction to continuables"