{
 "id": "data-interchange-format",
 "name": "Data Interchange Format",
 "category": "spreadsheet",
 "identifiers": {
  "extensions": [
   "dif"
  ],
  "mime": [
   "application/x-dif"
  ],
  "puid": [
   "x-fmt/41",
   "x-fmt/368"
  ],
  "wikidata": [
   "Q5227180"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "5441424c450d0a302c310d0a22",
    "notes": "Data Interchange Format"
   }
  ],
  "signatures": [
   {
    "name": "Data Interchange Format",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "5441424c450d0a302c310d0a22{1-100}220d0a564543544f52530d0a"
     }
    ]
   }
  ]
 },
 "status": "writable",
 "summary": "Data Interchange Format (.dif) is a text file format used to import/export single spreadsheets between spreadsheet programs (OpenOffice.org Calc, Excel, Gnumeric, StarCalc, Lotus 1-2-3, FileMaker, dBase, Framework, Multiplan, etc.). It is also known as Navy DIF. One limitation is that DIF format cannot handle multiple spreadsheets in a single workbook.",
 "tools": [
  {
   "name": "Applause II",
   "url": "https://www.wikidata.org/wiki/Q138653529",
   "reads": true,
   "writes": false
  },
  {
   "name": "LibreOffice Calc",
   "url": "https://www.libreoffice.org/discover/calc/",
   "reads": true,
   "writes": true,
   "license": "Mozilla Public License, version 2.0",
   "open_source": true
  },
  {
   "name": "Lotus 1-2-3",
   "url": "https://www.wikidata.org/wiki/Q653999",
   "reads": true,
   "writes": false,
   "license": "proprietary license"
  },
  {
   "name": "Mathematica",
   "url": "https://www.wolfram.com/mathematica/",
   "reads": true,
   "writes": true,
   "license": "proprietary license"
  },
  {
   "name": "MedCalc",
   "url": "https://www.medcalc.org/",
   "reads": true,
   "writes": false,
   "license": "proprietary license"
  },
  {
   "name": "Microsoft Excel",
   "url": "https://products.office.com/en-gb/excel",
   "reads": true,
   "writes": false,
   "license": "end-user license agreement"
  },
  {
   "name": "Microsoft Excel 2000",
   "url": "https://www.wikidata.org/wiki/Q120359611",
   "reads": true,
   "writes": true
  },
  {
   "name": "Microsoft Office Excel 2007",
   "url": "https://www.wikidata.org/wiki/Q10329635",
   "reads": true,
   "writes": true
  },
  {
   "name": "Mouse Calc",
   "url": "https://www.wikidata.org/wiki/Q28777690",
   "reads": true,
   "writes": false
  },
  {
   "name": "ProStat",
   "url": "http://www.polysoftware.com/index.htm",
   "reads": true,
   "writes": true
  },
  {
   "name": "Q220993",
   "url": "https://www.gnumeric.org/",
   "reads": true,
   "writes": true,
   "license": "GNU General Public License, version 2.0 / GNU General Public License, version 3.0",
   "open_source": true
  },
  {
   "name": "Quattro Pro",
   "url": "http://www.corel.com",
   "reads": true,
   "writes": false
  },
  {
   "name": "Quattro Pro 11",
   "url": "https://www.wikidata.org/wiki/Q64835061",
   "reads": true,
   "writes": true
  },
  {
   "name": "SigmaPlot",
   "url": "https://systatsoftware.com/products/sigmaplot/",
   "reads": true,
   "writes": false
  },
  {
   "name": "SigmaPlot 4.0",
   "url": "https://www.wikidata.org/wiki/Q117276910",
   "reads": true,
   "writes": true
  },
  {
   "name": "SimThyr",
   "url": "http://simthyr.sourceforge.net",
   "reads": false,
   "writes": true,
   "license": "BSD licenses",
   "open_source": true
  },
  {
   "name": "SimulaBeta",
   "url": "https://sourceforge.net/projects/simulabeta/",
   "reads": false,
   "writes": true,
   "license": "BSD licenses",
   "open_source": true
  },
  {
   "name": "SimulAdren",
   "url": "https://simuladren.sourceforge.io",
   "reads": false,
   "writes": true,
   "license": "BSD licenses",
   "open_source": true
  },
  {
   "name": "WordPerfect",
   "url": "https://www.wordperfect.com/",
   "reads": true,
   "writes": true,
   "license": "proprietary license"
  },
  {
   "name": "WordPerfect 11",
   "url": "https://www.wikidata.org/wiki/Q66424656",
   "reads": false,
   "writes": true
  }
 ],
 "projects": [
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/Data_Interchange_Format",
   "kind": "wiki"
  },
  {
   "name": "PRONOM x-fmt/41",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/x-fmt/41",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q5227180",
   "url": "https://www.wikidata.org/wiki/Q5227180",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "ffw",
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-24",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}