punycode
A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.
vui-ad-hoc-alexa-recognizer
Provides natural language understanding/processing to enable easy implementation of chat bots and voice services. High performance run time in only 2 lines of code - 'require' to include it, and the call to process the text. These can run anywhere Node.js
domain-browser
Node's domain module for the web browser. This is merely an evented try...catch with the same API as node, nothing more.
tldts
Library to work against complex domain names, subdomains and URIs.