Ballerina · Schema

Package

A package published to Ballerina Central.

IntegrationOrchestrationOpen SourceProgramming LanguagePackage RegistryDeveloper ToolsCode GenerationAgent Skills

Properties

Name	Type	Description
id	integer	Registry-assigned numeric package id.
organization	string	Owning organization
name	string
version	string
platform	string	Target platform of the published artifact, e.g. `java21` or `any`.
languageSpecificationVersion	string	Ballerina language specification the package was built against, e.g. `2024R1`.
isDeprecated	boolean	True when the maintainer has deprecated this package version.
deprecateMessage	string	Maintainer-supplied deprecation notice; empty when not deprecated.
URL	string	Central-relative path to the package page, e.g. `/ballerina/http/2.17.0`.
balaVersion	string	Version of the BALA archive format used.
balaURL	string	Download URL for the BALA archive.
digest	string	Content digest of the published archive.
summary	string
readme	string	Full README markdown; omitted when `readme=false`.
template	boolean	True when the package is a project template.
licenses	array
authors	array
sourceCodeLocation	string
keywords	array
ballerinaVersion	string
icon	string
ownerUUID	string
createdDate	integer	Publication time
pullCount	integer	Cumulative pulls of this package.
visibility	string	`public` for everything reachable anonymously.
modules	array
balToolId	string	Set when the package ships a `bal` CLI tool.
graalvmCompatible	string	GraalVM native-image compatibility as declared/verified: e.g. `Yes`, `No`, `Unknown`.

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/ballerina/refs/heads/main/json-schema/central-api-package-schema.json",
  "title": "Package",
  "description": "A package published to Ballerina Central.",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "description": "Registry-assigned numeric package id."
    },
    "organization": {
      "type": "string",
      "description": "Owning organization",
      "e.g. `ballerina`.": null
    },
    "name": {
      "type": "string"
    },
    "version": {
      "type": "string"
    },
    "platform": {
      "type": "string",
      "description": "Target platform of the published artifact, e.g. `java21` or `any`."
    },
    "languageSpecificationVersion": {
      "type": "string",
      "description": "Ballerina language specification the package was built against, e.g. `2024R1`."
    },
    "isDeprecated": {
      "type": "boolean",
      "description": "True when the maintainer has deprecated this package version."
    },
    "deprecateMessage": {
      "type": "string",
      "description": "Maintainer-supplied deprecation notice; empty when not deprecated."
    },
    "URL": {
      "type": "string",
      "description": "Central-relative path to the package page, e.g. `/ballerina/http/2.17.0`."
    },
    "balaVersion": {
      "type": "string",
      "description": "Version of the BALA archive format used."
    },
    "balaURL": {
      "type": "string",
      "description": "Download URL for the BALA archive."
    },
    "digest": {
      "type": "string",
      "description": "Content digest of the published archive."
    },
    "summary": {
      "type": "string"
    },
    "readme": {
      "type": "string",
      "description": "Full README markdown; omitted when `readme=false`."
    },
    "template": {
      "type": "boolean",
      "description": "True when the package is a project template."
    },
    "licenses": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "authors": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "sourceCodeLocation": {
      "type": "string"
    },
    "keywords": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "ballerinaVersion": {
      "type": "string"
    },
    "icon": {
      "type": "string"
    },
    "ownerUUID": {
      "type": "string"
    },
    "createdDate": {
      "type": "integer",
      "description": "Publication time",
      "epoch milliseconds.": null
    },
    "pullCount": {
      "type": "integer",
      "description": "Cumulative pulls of this package."
    },
    "visibility": {
      "type": "string",
      "description": "`public` for everything reachable anonymously."
    },
    "modules": {
      "type": "array",
      "items": {
        "$ref": "https://raw.githubusercontent.com/api-evangelist/ballerina/refs/heads/main/json-schema/central-api-module-schema.json"
      }
    },
    "balToolId": {
      "type": "string",
      "description": "Set when the package ships a `bal` CLI tool."
    },
    "graalvmCompatible": {
      "type": "string",
      "description": "GraalVM native-image compatibility as declared/verified: e.g. `Yes`, `No`, `Unknown`."
    }
  }
}

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