Streams3, a user-land copy of the stream library from Node.js
A library for promises (CommonJS/Promises/A,B,D)
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration
Full featured Promises/A+ implementation with exceptionally good performance
Recursively mkdir, like `mkdir -p`
Node.js body parsing middleware
small debugging utility
Lodash modular utilities.