the complete solution for node.js command-line programs
YAML 1.2 parser and serializer
A library for promises (CommonJS/Promises/A,B,D)
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration
A logger for just about everything.
Fast, unopinionated, minimalist web framework
a little globber
Full featured Promises/A+ implementation with exceptionally good performance
The semantic version parser used by npm.