{
  "site": "https://www.cyberlibrary.org",
  "generated_at": "2026-06-13T05:01:30.959Z",
  "total_items": 80354,
  "readable_items": 80354,
  "languages": [
    {
      "lang": "ca",
      "total_items": 91,
      "readable_items": 91,
      "url": "https://www.cyberlibrary.org/api/books/lang/ca.json",
      "pages": null
    },
    {
      "lang": "da",
      "total_items": 85,
      "readable_items": 85,
      "url": "https://www.cyberlibrary.org/api/books/lang/da.json",
      "pages": null
    },
    {
      "lang": "de",
      "total_items": 2380,
      "readable_items": 2380,
      "url": "https://www.cyberlibrary.org/api/books/lang/de.json",
      "pages": null
    },
    {
      "lang": "el",
      "total_items": 156,
      "readable_items": 156,
      "url": "https://www.cyberlibrary.org/api/books/lang/el.json",
      "pages": null
    },
    {
      "lang": "en",
      "total_items": 60631,
      "readable_items": 60631,
      "url": null,
      "pages": [
        {
          "page": 1,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-1.json",
          "items": 2500
        },
        {
          "page": 2,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-2.json",
          "items": 2500
        },
        {
          "page": 3,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-3.json",
          "items": 2500
        },
        {
          "page": 4,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-4.json",
          "items": 2500
        },
        {
          "page": 5,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-5.json",
          "items": 2500
        },
        {
          "page": 6,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-6.json",
          "items": 2500
        },
        {
          "page": 7,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-7.json",
          "items": 2500
        },
        {
          "page": 8,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-8.json",
          "items": 2500
        },
        {
          "page": 9,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-9.json",
          "items": 2500
        },
        {
          "page": 10,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-10.json",
          "items": 2500
        },
        {
          "page": 11,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-11.json",
          "items": 2500
        },
        {
          "page": 12,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-12.json",
          "items": 2500
        },
        {
          "page": 13,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-13.json",
          "items": 2500
        },
        {
          "page": 14,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-14.json",
          "items": 2500
        },
        {
          "page": 15,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-15.json",
          "items": 2500
        },
        {
          "page": 16,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-16.json",
          "items": 2500
        },
        {
          "page": 17,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-17.json",
          "items": 2500
        },
        {
          "page": 18,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-18.json",
          "items": 2500
        },
        {
          "page": 19,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-19.json",
          "items": 2500
        },
        {
          "page": 20,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-20.json",
          "items": 2500
        },
        {
          "page": 21,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-21.json",
          "items": 2500
        },
        {
          "page": 22,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-22.json",
          "items": 2500
        },
        {
          "page": 23,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-23.json",
          "items": 2500
        },
        {
          "page": 24,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-24.json",
          "items": 2500
        },
        {
          "page": 25,
          "url": "https://www.cyberlibrary.org/api/books/lang/en/page-25.json",
          "items": 631
        }
      ],
      "index_url": "https://www.cyberlibrary.org/api/books/lang/en/index.json"
    },
    {
      "lang": "eo",
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      "readable_items": 145,
      "url": "https://www.cyberlibrary.org/api/books/lang/eo.json",
      "pages": null
    },
    {
      "lang": "es",
      "total_items": 1548,
      "readable_items": 1548,
      "url": "https://www.cyberlibrary.org/api/books/lang/es.json",
      "pages": null
    },
    {
      "lang": "fi",
      "total_items": 3603,
      "readable_items": 3603,
      "url": null,
      "pages": [
        {
          "page": 1,
          "url": "https://www.cyberlibrary.org/api/books/lang/fi/page-1.json",
          "items": 2500
        },
        {
          "page": 2,
          "url": "https://www.cyberlibrary.org/api/books/lang/fi/page-2.json",
          "items": 1103
        }
      ],
      "index_url": "https://www.cyberlibrary.org/api/books/lang/fi/index.json"
    },
    {
      "lang": "fr",
      "total_items": 4122,
      "readable_items": 4122,
      "url": null,
      "pages": [
        {
          "page": 1,
          "url": "https://www.cyberlibrary.org/api/books/lang/fr/page-1.json",
          "items": 2500
        },
        {
          "page": 2,
          "url": "https://www.cyberlibrary.org/api/books/lang/fr/page-2.json",
          "items": 1622
        }
      ],
      "index_url": "https://www.cyberlibrary.org/api/books/lang/fr/index.json"
    },
    {
      "lang": "hu",
      "total_items": 655,
      "readable_items": 655,
      "url": "https://www.cyberlibrary.org/api/books/lang/hu.json",
      "pages": null
    },
    {
      "lang": "id",
      "total_items": 542,
      "readable_items": 542,
      "url": "https://www.cyberlibrary.org/api/books/lang/id.json",
      "pages": null
    },
    {
      "lang": "it",
      "total_items": 1096,
      "readable_items": 1096,
      "url": "https://www.cyberlibrary.org/api/books/lang/it.json",
      "pages": null
    },
    {
      "lang": "ja",
      "total_items": 21,
      "readable_items": 21,
      "url": "https://www.cyberlibrary.org/api/books/lang/ja.json",
      "pages": null
    },
    {
      "lang": "la",
      "total_items": 143,
      "readable_items": 143,
      "url": "https://www.cyberlibrary.org/api/books/lang/la.json",
      "pages": null
    },
    {
      "lang": "nl",
      "total_items": 1096,
      "readable_items": 1096,
      "url": "https://www.cyberlibrary.org/api/books/lang/nl.json",
      "pages": null
    },
    {
      "lang": "no",
      "total_items": 22,
      "readable_items": 22,
      "url": "https://www.cyberlibrary.org/api/books/lang/no.json",
      "pages": null
    },
    {
      "lang": "pl",
      "total_items": 31,
      "readable_items": 31,
      "url": "https://www.cyberlibrary.org/api/books/lang/pl.json",
      "pages": null
    },
    {
      "lang": "pt",
      "total_items": 721,
      "readable_items": 721,
      "url": "https://www.cyberlibrary.org/api/books/lang/pt.json",
      "pages": null
    },
    {
      "lang": "sv",
      "total_items": 253,
      "readable_items": 253,
      "url": "https://www.cyberlibrary.org/api/books/lang/sv.json",
      "pages": null
    },
    {
      "lang": "tl",
      "total_items": 60,
      "readable_items": 60,
      "url": "https://www.cyberlibrary.org/api/books/lang/tl.json",
      "pages": null
    },
    {
      "lang": "vi",
      "total_items": 827,
      "readable_items": 827,
      "url": "https://www.cyberlibrary.org/api/books/lang/vi.json",
      "pages": null
    },
    {
      "lang": "zh-cn",
      "total_items": 1063,
      "readable_items": 1063,
      "url": "https://www.cyberlibrary.org/api/books/lang/zh-cn.json",
      "pages": null
    },
    {
      "lang": "zh-tw",
      "total_items": 1063,
      "readable_items": 1063,
      "url": "https://www.cyberlibrary.org/api/books/lang/zh-tw.json",
      "pages": null
    }
  ],
  "legacy_full_catalog_url": "https://www.cyberlibrary.org/api/books.json",
  "note": "Prefer this index and per-language shards; books.json is legacy and very large."
}