find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/springer-nature-open-access-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Springer Nature Open Access API
  description: The Springer Nature Open Access API provides free access to open access research articles and book chapters published by Springer Nature. It enables retrieval of metadata and full-text content for open access publications across all disciplines. Requires a free API key from dev.springernature.com.
  version: '1'
  contact:
    name: Springer Nature Developer Support
    url: https://dev.springernature.com/
  license:
    name: Springer Nature API Terms
    url: https://dev.springernature.com/terms-conditions/
servers:
- url: https://api.springernature.com/openaccess
  description: Springer Nature Open Access API
security:
- apiKey: []
tags:
- name: Open Access
paths:
  /json:
    get:
      operationId: searchOpenAccess
      summary: Search Open Access Content
      description: Searches open access publications and returns metadata with links to full-text content. Results include articles and chapters that are freely accessible without subscription.
      tags:
      - Open Access
      parameters:
      - name: q
        in: query
        required: false
        schema:
          type: string
        description: 'Search query supporting field qualifiers: doi:, title:, author:, journal:, issn:, isbn:, subject:, keyword:, onlinedatefrom:, onlinedateto:'
      - name: s
        in: query
        required: false
        schema:
          type: integer
          minimum: 1
          default: 1
        description: Start record for pagination (1-based)
      - name: p
        in: query
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 100
          default: 10
        description: Number of results per page
      - name: api_key
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Open access search results
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OpenAccessResponse'
        '401':
          description: Unauthorized - invalid or missing API key
        '429':
          description: Rate limit exceeded
  /jats:
    get:
      operationId: searchOpenAccessJats
      summary: Search Open Access Content (JATS Format)
      description: Returns open access publication metadata in JATS XML format
      tags:
      - Open Access
      parameters:
      - name: q
        in: query
        schema:
          type: string
      - name: s
        in: query
        schema:
          type: integer
          default: 1
      - name: p
        in: query
        schema:
          type: integer
          default: 10
      responses:
        '200':
          description: JATS format results
          content:
            application/json:
              schema:
                type: object
components:
  schemas:
    OpenAccessRecord:
      type: object
      properties:
        identifier:
          type: string
        url:
          type: array
          items:
            type: object
            properties:
              format:
                type: string
              platform:
                type: string
              value:
                type: string
        title:
          type: string
        creators:
          type: array
          items:
            type: object
            properties:
              creator:
                type: string
              ORCID:
                type: string
        publicationName:
          type: string
        doi:
          type: string
        publisher:
          type: string
        publicationDate:
          type: string
          format: date
        contentType:
          type: string
        abstract:
          type: string
        openAccess:
          type: boolean
          example: true
        fullTextUrl:
          type: string
          format: uri
          description: Direct URL to full-text HTML content
        pdfUrl:
          type: string
          format: uri
          description: URL to PDF version if available
        license:
          type: string
          description: Creative Commons or other open access license
        subjects:
          type: array
          items:
            type: string
        keyword:
          type: array
          items:
            type: string
    ResultSet:
      type: object
      properties:
        total:
          type: string
        start:
          type: string
        pageLength:
          type: string
        recordsDisplayed:
          type: string
    OpenAccessResponse:
      type: object
      properties:
        apiMessage:
          type: string
        query:
          type: string
        result:
          type: array
          items:
            $ref: '#/components/schemas/ResultSet'
        records:
          type: array
          items:
            $ref: '#/components/schemas/OpenAccessRecord'
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: X-ApiKey