- async
Higher-order functions and common patterns for asynchronous code
- q
A library for promises (CommonJS/Promises/A,B,D)
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- crypto
- js-yaml
YAML 1.2 parser and serializer
- redis
Redis client library
- yargs
yargs the modern, pirate-themed, successor to optimist.
- bluebird
Full featured Promises/A+ implementation with exceptionally good performance
- semver
The semantic version parser used by npm.
- Github Copilot alternatives