pm2 Production process manager for Node.JS applications with a built-in load balancer.
promised-mongo Easy to use module that implements the mongo api and supports promises
quickthumb On the fly, thumbnail creation middleware for express.
request-promise The world-famous HTTP client 'Request' now Promises/A+ compliant. Powered by Bluebird.
restaurants Search a service and get a list of restaurants.
search-index A text search index module for Node.js. Search-index allows applications to add, delete and retrieve documents from a corpus. Retrieved documents are ordered by tf-idf relevance, filtering on metadata, and field weighting
searchitunes Light module to search the Apple iTunes Store and App Store
social-cms-backend Express middleware to provide schema-less REST APIs for creating a social networking website primarily using angular.js. It comes with built-in authentication, authorization and notification features.