{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type":"object",
    "properties": {
      "version": {
        "type": "string",
        "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?(?:\\+([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?$",
        "description": "Off-chain schema version following Semantic Versioning"
      },
      "subject": {
        "type":"string",
        "minLength": 1,
        "maxLength": 64,
        "pattern":"^[0-9a-fA-F]{1,64}$",
        "description": "A subject, it must match with subject stored on chain data. A UTF-8 encoded string, 1 - 64 chars."
      },
      "projectName": {
        "type":"string",
        "description": "A project name, e.g. My dApp.",
        "maxLength": 40
      },
      "link": {
        "type":"string",
        "description": "A link a dApp or a website presenting a DApp",
        "pattern": "((https?|ipfs|ipns):\/\/[\\u00C0-\\u017F-a-zA-Z0-9])",
        "maxLength": 200
      },
      "companyName": {
        "type":"string",
        "description": "Company name",
        "maxLength": 100
      },
      "companyEmail": {
        "type":"string",
        "description": "Contact email of the company behind the dApp",
        "pattern": "^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$",
        "maxLength": 200
      },
      "companyWebsite": {
        "type":"string",
        "description": "Website of the company behind the dApp.",
        "pattern": "((https?|ipfs|ipns):\/\/[\\u00C0-\\u017F-a-zA-Z0-9])",
        "maxLength": 200
      },
      "logo": {
        "description": "Logo encoded in base64. Minimum resolution: 512x512px, supported formats: PNG/JPG/SVG, maximum file size: 1 MB",
        "type": "string",
        "contentEncoding": "base64",
        "oneOf": [
          {
            "contentMediaType": "image/png"
          },
          {
            "contentMediaType": "image/jpeg"
          },
          {
            "contentMediaType": "image/svg+xml"
          }
        ],
        "maxLength": 1361000
      },
      "categories": {
        "type":"array",
        "items": {
          "type": "string",
          "enum": ["DeFi", "Development", "Education", "Games", "Identity", "Marketplace", "NFT", "Other", "Security"]
        },
        "description": "One or more categories. Category MUST be one of the following schema definition."
      },
      "screenshots": {
        "type": "array",
        "maxItems": 10,
        "items": {
          "description": "Screenshots encoded in base64. Minimum resolution for base64 images: 1920x1080px, supported formats: PNG/JPG/SVG, maximum file size: 2 MB for base64.",
          "type": "string",
          "contentEncoding": "base64",
          "oneOf": [
            {
              "contentMediaType": "image/png"
            },
            {
              "contentMediaType": "image/jpeg"
            },
            {
              "contentMediaType": "image/svg+xml"
            }
          ],
          "maxLength": 2722000
        },
        "description": "Screenshots of the DApp encoded in base64. We recommend to share screenshots from the dApp usage itself."
      },
      "social": {
        "type": "array",
        "items": {
          "type": "object",
          "properties": {
            "name": {
              "type": "string",
              "description": "The platform or resource identifier (GitHub, Website, X.com, etc)"
            },
            "link": {
              "type": "string",
              "pattern": "((https?|ipfs|ipns):\/\/[\\u00C0-\\u017F-a-zA-Z0-9])",
              "maxLength": 200
            }
          }
        }
      },
      "description": {
        "type": "object",
        "properties": {
          "short": {
            "type": "string",
            "description": "Short dApp description.",
            "minLength": 40,
            "maxLength": 168
          },
          "long": {
            "type": "string",
            "description": "An optional long dApp description.",
            "minLength": 40,
            "maxLength": 1008
          }
        },
        "required": [
          "short",
          "long"
        ]
      },
      "releases": {
        "type": "array",
        "items": [
          {
            "type": "object",
            "properties": {
              "releaseNumber": {
                "type": "string",
                "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?(?:\\+([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?$",
                "description": "Semver compatible release number (major.minor.patch)"
              },
              "releaseName": {
                "type": "string",
                "description": "An optional human readable release name, e.g. V1"
              },
              "securityVulnerability": {
                "type": "boolean",
                "description": "Indicates that a given version has a security vulnerability."
              },
              "comment": {
                "type": "string",
                "description": "A free text field to provide comment about this particular release, e.g. new features it brings, etc."
              },
              "scripts": {
                "type": "array",
                "items": [
                  {
                    "type": "object",
                    "properties": {
                      "id": {
                        "type": "string"
                      },
                      "version": {
                        "type": "string",
                        "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?(?:\\+([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?$"
                      }
                    },
                    "required": [
                      "id",
                      "version"
                    ]
                  }
                ]
              }
            },
            "required": [
              "releaseNumber"
            ]
          }
        ]
      },
      "scripts": {
        "type": "array",
        "items": [
          {
            "type": "object",
            "properties":{
              "id": {
                "type":"string",
                "description": "Unique Script ID (across all scripts from this dApp)."
              },
              "name":{
                "type":"string",
                "description": "An optional script name usually related to it's function."
              },
              "purposes":{
                "type":"array",
                "items": {
                  "type": "string",
                  "enum":["SPEND", "MINT"]
                },
                "description": "Purpouses of the script, SPEND or MINT (notice it can be both for some modern Cardano languages)."
              },
              "type":{
                "enum":["PLUTUS", "NATIVE"],
                "description": "Script Type. PLUTUS refers to the typical PlutusV1 or PlutusV2 scripts, where as NATIVE means there has been no Plutus directly used by this is a native script."
              },
              "versions":{
                "type":"array",
                "items":[
                  {
                    "type":"object",
                    "properties":{
                      "version": {
                        "type": "string",
                        "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?(?:\\+([0-9A-Za-z-]+(?:\\.[0-9A-Za-z-]+)*))?$",
                        "description": "Script version following Semantic Versioning"
                      },
                      "plutusVersion":{
                        "type":"integer",
                        "enum":[1, 2]
                      },
                      "scriptHash":{
                        "type":"string",
                        "description":"Full on-chain script hash (hex).",
                        "pattern":"[0-9a-fA-F]+"
                      },
                      "contractAddress": {
                        "type":"string",
                        "description":"An optional Bech32 contract address matching script's hash."
                      }
                    },
                    "required": [
                      "version",
                      "plutusVersion",
                      "scriptHash"
                    ]
                  }
                ]
              }
            },
            "required": [
              "id",
              "purposes",
              "type",
              "versions"
            ]
          }
        ]
      }
    },
    "required": [
      "subject",
      "projectName",
      "link",
      "companyName",
      "companyEmail",
      "companyWebsite",
      "social",
      "logo",
      "categories",
      "screenshots",
      "description",
      "version"
    ],
    "additionalProperties": false
}