{
  "aid": "tvarka.pro:atk-api-catalog",
  "name": "Tvarka ATK API",
  "description": "Public developer catalog for Lithuanian eID authentication, qualified electronic signing, validation, timestamp and archive services.",
  "image": "https://tvarka.pro/static/img/tvarka-logo.svg",
  "url": "https://atk.tvarka.pro/apis.json",
  "created": "2026-07-10",
  "modified": "2026-08-03",
  "specificationVersion": "0.19",
  "type": "Index",
  "position": "Producing",
  "access": "3rd-Party",
  "tags": [
    "Authentication",
    "Digital Signature",
    "eIDAS",
    "Lithuania",
    "OpenAPI",
    "QES"
  ],
  "apis": [
    {
      "aid": "tvarka.pro:atk",
      "name": "Tvarka ATK API",
      "description": "One REST API for Lithuanian identity-card authentication and qualified electronic signatures through physical-reader or NFC ceremonies, with optional Smart-ID and Mobile-ID methods plus validation and long-term trust services.",
      "image": "https://tvarka.pro/static/img/tvarka-logo.svg",
      "created": "2026-07-10",
      "modified": "2026-08-03",
      "baseURL": "https://atk.tvarka.pro/v1",
      "humanURL": "https://atk.tvarka.pro/docs/",
      "tags": [
        "Authentication",
        "Digital Signature",
        "eIDAS",
        "Lithuania",
        "OpenAPI",
        "QES"
      ],
      "properties": [
        {
          "type": "OpenAPI",
          "url": "https://atk.tvarka.pro/openapi.json",
          "mediaType": "application/vnd.oai.openapi+json;version=3.1"
        },
        {
          "type": "Documentation",
          "url": "https://atk.tvarka.pro/docs/api/"
        },
        {
          "type": "GettingStarted",
          "url": "https://atk.tvarka.pro/docs/quickstart/"
        },
        {
          "type": "Authentication",
          "url": "https://atk.tvarka.pro/docs/quickstart/"
        },
        {
          "type": "Signup",
          "url": "https://atk.tvarka.pro/docs/access/"
        },
        {
          "type": "SDKs",
          "url": "https://atk.tvarka.pro/docs/sdks/"
        },
        {
          "type": "PostmanCollection",
          "name": "Authentication collection",
          "url": "https://atk.tvarka.pro/postman/auth.json"
        },
        {
          "type": "PostmanCollection",
          "name": "Signing collection",
          "url": "https://atk.tvarka.pro/postman/sign.json"
        },
        {
          "type": "Pricing",
          "url": "https://atk.tvarka.pro/docs/pricing/"
        },
        {
          "type": "ChangeLog",
          "url": "https://atk.tvarka.pro/docs/lifecycle/"
        },
        {
          "type": "StatusPage",
          "url": "https://atk.tvarka.pro/status/"
        },
        {
          "type": "X-IncidentFeed",
          "url": "https://atk.tvarka.pro/status/feed.xml",
          "mediaType": "application/atom+xml"
        },
        {
          "type": "ErrorCodes",
          "url": "https://atk.tvarka.pro/docs/api/"
        },
        {
          "type": "Webhooks",
          "url": "https://atk.tvarka.pro/docs/api/"
        }
      ],
      "contact": [
        {
          "FN": "Tvarka API team",
          "email": "info@tvarka.pro",
          "organizationName": "Tvarka",
          "url": "https://atk.tvarka.pro/docs/access/"
        }
      ]
    }
  ],
  "common": [
    {
      "type": "TermsOfService",
      "url": "https://tvarka.pro/salygos/"
    },
    {
      "type": "PrivacyPolicy",
      "url": "https://tvarka.pro/privatumas/"
    },
    {
      "type": "Support",
      "url": "https://tvarka.pro/kontaktai/"
    },
    {
      "type": "StatusPage",
      "url": "https://atk.tvarka.pro/status/"
    }
  ],
  "maintainers": [
    {
      "FN": "Tvarka API team",
      "email": "info@tvarka.pro",
      "organizationName": "Tvarka",
      "url": "https://atk.tvarka.pro/docs/"
    }
  ]
}