NodeJS

Documentation

• http://nodemanual.org/latest/ - description, API, etc

Frameworks & Libs

• https://github.com/visionmedia/commander.js (node.js command-line interfaces made easy)
• https://github.com/mauricemach/zappa (CoffeeScript-optimized interface to Express and Socket.IO)
• https://github.com/visionmedia/expresso (TDD framework for node -- high speed parallel testing)
• https://github.com/sstephenson/stitch (Stitch your CommonJS modules together for the browser)

Open Source

• https://github.com/creationix/wheat (Wheat is a blog engine for coders written in node.JS)