{
  "fileFormatID": 403,
  "formatName": "dBASE Database",
  "version": "III+",
  "formatDescription": "dBase is a database management systems for microcomputers.The dBase system includes the core database engine, a query system, a forms engine, and a programming language that ties all of these components together. dBase's underlying file format, the .dbf file, is widely used in applications needing a simple format to store structured data.",
  "releaseDate": null,
  "binaryFileFormat": "Text",
  "formatNote": null,
  "lastUpdatedDate": "09 May 2023",
  "formatProvenance": null,
  "formatSourceDate": "10 Oct 2003",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Database",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "x-fmt/271",
      "identifierType": "PUID"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 385,
      "name": "dBase Table with dbt Version III+",
      "note": "dbt Flag(Bit 7 of first byte), Version number(bits 0-2 of first byte), Date of last update MMDD, First upper or lowercase character of field name, field type (C, D, L, M, N). Memo fields in the dbf and a flag indicating the existence of a database text (.dbt) file were already a part of the dbase III dbf file format.",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": null,
          "byteSequence": "83??[01:0C][01:1F]{28}([41:5A]|[61:7A]){10}(43|44|4C|4D|4E)",
          "endianness": "Little-endian",
          "byteSequenceID": 491
        }
      ],
      "provenance": "Signature identified by Georgia Tech Research Institute (Candidate Internal Signatures for File Formats in PRONOM Registry; 05/06/2010). Additional enhancement of signature carried out by The National Archives Digital Preservation Dept."
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "dbf",
      "signatureType": "File extension"
    }
  ],
  "relationships": [],
  "supportedBy": [
    80
  ],
  "developedBy": [
    80
  ],
  "submittedBy": [
    1
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}