{
 "id": "lotus-1-2-3-worksheet-1-0",
 "name": "Lotus 1-2-3 Worksheet",
 "category": "spreadsheet",
 "identifiers": {
  "extensions": [
   "wks"
  ],
  "puid": [
   "x-fmt/117"
  ],
  "wikidata": [
   "Q45347100"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "000002000404",
    "notes": "Lotus 123 Worksheet 1.0"
   },
   {
    "offset": 0,
    "hex": "00000200040406000800"
   }
  ],
  "mime": [
   "application/vnd.lotus-1-2-3",
   "application/x-123"
  ],
  "signatures": [
   {
    "name": "Lotus 123 Worksheet 1.0",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "000002000404"
     }
    ]
   }
  ]
 },
 "status": "readable",
 "summary": "Lotus 1-2-3 Worksheet v 1 is a spreadsheet format developed for the spreadsheet, charting, and database software of the same name. Lotus Development Corporation released Lotus 1-2-3 in 1983 and its popularity led to it becoming close to an industry standard through the early 1990s.",
 "tools": [
  {
   "name": "Applause II",
   "url": "https://www.wikidata.org/wiki/Q138653529",
   "reads": true,
   "writes": false
  },
  {
   "name": "AutoManager View 4",
   "url": "https://www.wikidata.org/wiki/Q110547999",
   "reads": true,
   "writes": false
  },
  {
   "name": "Lotus 1-2-3",
   "url": "https://www.wikidata.org/wiki/Q653999",
   "reads": true,
   "writes": false,
   "license": "proprietary license"
  },
  {
   "name": "Lotus Approach Release 9",
   "url": "https://www.wikidata.org/wiki/Q66686014",
   "reads": true,
   "writes": false
  },
  {
   "name": "Lotus Word Pro Release 9",
   "url": "https://www.wikidata.org/wiki/Q66662009",
   "reads": true,
   "writes": false
  },
  {
   "name": "MediaRich Server",
   "url": "https://equilibrium.com/mediarichserver/",
   "reads": true,
   "writes": false
  },
  {
   "name": "PhotoRec",
   "url": "http://www.cgsecurity.org/wiki/PhotoRec",
   "reads": true,
   "writes": false,
   "license": "GNU General Public License",
   "open_source": true
  },
  {
   "name": "Quattro Pro 11",
   "url": "https://www.wikidata.org/wiki/Q64835061",
   "reads": false,
   "writes": true
  },
  {
   "name": "SigmaPlot 4.0",
   "url": "https://www.wikidata.org/wiki/Q117276910",
   "reads": true,
   "writes": true
  }
 ],
 "projects": [
  {
   "name": "PRONOM x-fmt/117",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/x-fmt/117",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q45347100",
   "url": "https://www.wikidata.org/wiki/Q45347100",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-20",
 "version": "1.0",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": [],
 "family": "lotus-1-2-3"
}