Node

{
  "name": "project-name",
  
   
The Name of the package 

Must be lowercase and URL-safe 
  "version": "1.0.0",
  
     
The  Version of the package 

Must be a semantic version 0.0.0-tag 
Publishing — 2 collapsed lines
  "private": false, 
  "publishConfig": {}, 
Metadata — 20 collapsed lines
  "description": "An awesome project", 
  
       
The  description of the package 
  "keywords": ["node", "javascript", "npm"],
  
     
 Keywords to help discover the package 
  "homepage": "https://username.me/project",
  
     
The  Website of the project 
  "repository": {
    "type": "git",
    
   
The  Version Control System


 git Git
 svn Apache Subversion
 hg Mercurial
    "url": "https://github.com/OWNER/REPO",
    
   
The URL of the project's  Repository
    "directory": "subproject/src"
    
      
The  Directory of the package
  },
  "bugs": {
    "url": "https://github.com/OWNER/REPO/issues",
    
   
The URL of the project's  Issue tracker 
    "email": "contact@username.me"
    
    
The  Email to which issues should be reported 
  },
  "license": "ISC",
  
     
The  License of the project 

Defaults to ISC

 Choosing the right license 
  "author": "Name <contact@username.me> (https://username.me)",
  
    
The  author of the project 
  "contributors": [
  
       
The  Contributors of the project 
    { "author": "Notch" },
    { "author": "Gabe Newell" },
    { "author": "Hideo Kojima" }
  ],
  "funding": "https://www.paypal.com/paypalme/stephcraft64", 
  
     
Some URL to the project's  Funding page 
Bundle — 8 collapsed lines
  "files": ["*"], 
  
    
Specify which files to  include in the package's distribution 

Defaults to * all files
Alternatively, an  .npmignore can be used instead 
  "directories": {},
  
       
 Legacy use bin, man, main instead 
  "bin": {
  
   
Can be used to define  entrypoints for npx commands 
    "greeting": "hi.js"
  },
  "man": "./man/tool.1",
  
   
Can be used to define  Documentation for the man command  

 Arch Linux Wiki — man page 
  "exports": {},
  
     
Can be used to define multiple  entrypoints 
  "browser": "browser-index.js", 
  
     
Alternative  entrypoint that runs in the browser 
  "main": "index.js",
  
   
The primary  entrypoint of the package 
  "type": "commonjs",
  
   
The module syntax to use 

"commonjs" — Allows require() and module.exports syntax 
"module" — Allows import/export syntax 
  "scripts": {
  
     
 Scripts which can be run with npm run <script>
    "start": "node index.js"
  },
  "config": {
  
    
 Environment variables can be defined


They are prefixed with npm_package_config_*
    "port": "8080"
  },
  "dependencies": {},
  "devDependencies": {},
Advanced Dependencies — 6 collapsed lines
  "peerDependencies": {}, 
  "peerDependenciesMeta": {},
  "bundleDependencies": {},
  "optionalDependencies": {},
  "overrides": {},
  "gypfile": true, 
  
     
Whether to use  node-gyp when using a
 binding.gyp file
Environment Dependencies — 19 collapsed lines
  "engines": { 
  
     
pnpm, yarn
    "node": "",
    "npm": ""
  },
  "os": [],
  
  "cpu": [],
  "libc": "glibc",
  
C Library (Linux)
  "devEngines": {
    "runtime": {
      "name": "node",
      "version": "",
      "onFail": "error | warn | ignore | download"
    },
    "packageManager": {
      "name": "npm",
      "version": "",
      "onFail": "error | warn | ignore | download"
    },
  } 
}