composer-schema.json

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "name": { "type": "string" },
    "description": { "type": "string" },
    "type": { "type": "string" },
    "license": { "type": "string" },
    "authors": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": { "type": "string" },
          "email": { "type": "string" }
        }
      }
    },
    "require": { "type": "object" },
    "require-dev": { "type": "object" },
    "autoload": { "type": "object" },
    "config": { "type": "object" },
    "minimum-stability": { "type": "string" }
  }
}