openapi: 3.0.3
info:
  title: Packagist Metadata Statistics API
  description: 'The Packagist API exposes the PHP Composer package registry. Use it to list, search,

    and inspect packages; retrieve Composer v2 metadata for resolvers; track changes;

    fetch download statistics; query the security advisory database; and create or

    update package entries (authenticated).

    '
  version: '1.0'
  contact:
    name: Packagist
    url: https://packagist.org
  license:
    name: MIT
    url: https://github.com/composer/packagist/blob/main/LICENSE
servers:
- url: https://packagist.org
  description: Packagist Application API
- url: https://repo.packagist.org
  description: Composer v2 Static Metadata Mirror
tags:
- name: Statistics
  description: Download and registry statistics.
paths:
  /packages/{vendor}/{package}/stats.json:
    get:
      operationId: getPackageStats
      summary: Get Package Download Statistics
      description: Get per-version and aggregate download statistics for a package.
      tags:
      - Statistics
      parameters:
      - name: vendor
        in: path
        required: true
        schema:
          type: string
      - name: package
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Download statistics.
          content:
            application/json:
              schema:
                type: object
                properties:
                  downloads:
                    $ref: '#/components/schemas/DownloadStats'
                  versions:
                    type: object
                    additionalProperties:
                      type: integer
  /statistics.json:
    get:
      operationId: getStatistics
      summary: Get Global Statistics
      description: Aggregate Packagist statistics — total packages, total versions, total installs.
      tags:
      - Statistics
      responses:
        '200':
          description: Global statistics.
          content:
            application/json:
              schema:
                type: object
                properties:
                  totals:
                    type: object
                    properties:
                      packages:
                        type: integer
                      versions:
                        type: integer
                      installs:
                        type: integer
                        format: int64
components:
  schemas:
    DownloadStats:
      type: object
      properties:
        total:
          type: integer
        monthly:
          type: integer
        daily:
          type: integer
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: username:apiToken