NodeJS

Process Management
pm2 - Advanced, production process manager for Node.js
ORM for Node.js
Objection.js - ORM for Node.js
Sequelize - ORM for Node.js
Template languages for JavaScript
nunjucks - A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)
Asterisk related moduels for Node.js
asterisk-manager - NodeJS Asterisk Manager API
ari-client - Node.js client for ARI
Other useful modules for Node.js
chalk - Terminal string styling done right
ipaddr.js - IP address manipulation library in JavaScript (CoffeeScript, actually)
jsonwebtoken -JsonWebToken implementation for node.js
node-ssh - SSH2 with Promises
node-uuid - Generate RFC-compliant UUIDs in JavaScript