- handlebars
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration
- async
Higher-order functions and common patterns for asynchronous code
- js-yaml
YAML 1.2 parser and serializer
- mocha
simple, flexible, fun test framework
- commander
the complete solution for node.js command-line programs
- mime-types
The ultimate javascript content-type utility.
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- q
A library for promises (CommonJS/Promises/A,B,D)
- readable-stream
Streams3, a user-land copy of the stream library from Node.js
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