zotero-def.json

{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "allOf": [
    {
      "$ref": "https://json.schemastore.org/package.json"
    }
  ],
  "properties": {
    "zotero": {
      "type": "object",
      "description": "Zotero plugin metadata",
      "required": ["name", "id", "icons", "update"],
      "additionalProperties": false,
      "properties": {
        "name": {
          "type": "string",
          "description": "Display name of the plugin"
        },
        "id": {
          "type": "string",
          "description": "Internal ID of the plugin",
          "format": "email"
        },
        "icons": {
          "type": "object",
          "description": "Path to icon of different sizes for the plugin",
          "minProperties": 1,
          "additionalProperties": {
            "type": "string"
          },
          "properties": {
            "32": {
              "type": "string",
              "description": "Path to icon of size 32x32"
            },
            "48": {
              "type": "string",
              "description": "Path to icon of size 48x48"
            },
            "64": {
              "type": "string",
              "description": "Path to icon of size 64x64"
            },
            "96": {
              "type": "string",
              "description": "Path to icon of size 96x96"
            }
          }
        },
        "update": {
          "type": "object",
          "required": ["versions", "download", "info"],
          "description": "Metadata for plugin update",
          "additionalProperties": false,
          "properties": {
            "versions": {
              "type": "string",
              "description": "URL of `update.json`",
              "format": "uri"
            },
            "download": {
              "type": "string",
              "description": "download URL, `{version}` will be replaced with the version number from `update.json`",
              "format": "uri"
            },
            "info": {
              "type": "string",
              "description": "URL to the update log, `{version}` will be replaced with the version number from `update.json`",
              "format": "uri"
            }
          }
        }
      }
    }
  }
}