{
  "name": "CRAN Package",
  "description": "Structure of a CRAN R package metadata record",
  "fields": [
    {
      "name": "Package",
      "type": "string",
      "required": true,
      "description": "Package name on CRAN"
    },
    {
      "name": "Version",
      "type": "string",
      "required": true,
      "description": "Semantic version string"
    },
    {
      "name": "Title",
      "type": "string",
      "required": true,
      "description": "Short one-line title"
    },
    {
      "name": "Description",
      "type": "string",
      "required": true,
      "description": "Full package description"
    },
    {
      "name": "Author",
      "type": "string",
      "required": false,
      "description": "Package author(s)"
    },
    {
      "name": "Maintainer",
      "type": "string",
      "required": true,
      "description": "Package maintainer name and email"
    },
    {
      "name": "License",
      "type": "string",
      "required": true,
      "description": "SPDX license identifier"
    },
    {
      "name": "Depends",
      "type": "string",
      "required": false,
      "description": "Required R version and package dependencies"
    },
    {
      "name": "Imports",
      "type": "string",
      "required": false,
      "description": "Runtime package imports"
    },
    {
      "name": "Suggests",
      "type": "string",
      "required": false,
      "description": "Suggested optional packages"
    },
    {
      "name": "Date",
      "type": "date",
      "required": false,
      "description": "Package release date"
    },
    {
      "name": "URL",
      "type": "string",
      "required": false,
      "description": "Package homepage URL"
    },
    {
      "name": "BugReports",
      "type": "uri",
      "required": false,
      "description": "Bug report submission URL"
    },
    {
      "name": "NeedsCompilation",
      "type": "string",
      "required": false,
      "description": "Whether package requires compilation (yes/no)"
    }
  ]
}