new_package.js

{
  "name": "me:my-package",
  "version": "package-version",
  "private": true,
  "scripts": {
  },
  "dependencies": {
    // meteor packages start with "meteor/" prefix
    "meteor/underscore": "1.0.0",
    // plain npm package
    "express": "1.0.0"
  },
  "devDependencies": {
    // dev dependencies declared the same way as prod deps
  },
  "meteor": {
    "mainModule": {
      "client": "startup/client/main.jsx",
      "server": "startup/server/main.js"
    },
    "testModule": "tests/main.js",
    "assets": [
      "assets/*"
    ]
  }
}