The Twilio Node.js Helper Library allows developers to access Twilio's voice, SMS, and VoIP functions using Node.js code. The library is available as an npm package, and quickstart tutorials are available to get developers started.
JsonWHOIS Offers a Simple API for Domain Name Data and Screenshots
FBgraph is a library that allows developers to easily access the Facebook Graph API using Node.js. Users can read, search, delete, and publish data to the Graph API, as well as perform FQL queries. All calls made using FBgraph will return JSON.
The facebook-node-sdk by amachang allows developers to implement Facebook API functions using Node.js. It supports the Facebook Graph API, Facebook Query Language (FQL), and REST API. This SDK is compatible with Facebook's official PHP SDK.