{
 "id": "stuffit-x",
 "name": "StuffIt X",
 "category": "archive",
 "identifiers": {
  "extensions": [
   "sitx"
  ],
  "mime": [
   "application/x-stuffitx",
   "application/x-sitx"
  ],
  "puid": [
   "fmt/399"
  ],
  "wikidata": [
   "Q3459655"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "5374756666497421",
    "notes": "StuffIt X"
   }
  ],
  "signatures": [
   {
    "name": "StuffIt X",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "5374756666497421"
     },
     {
      "position": "eof",
      "offset": 0,
      "pattern": "020255"
     }
    ]
   }
  ]
 },
 "status": "unknown",
 "summary": "The Stuffit X Archive format was developed in 2002 by Aladdin Systems, offering further compression methods and encryption options over the original Stuffit Archive format.",
 "tools": [
  {
   "name": "StuffIt",
   "url": "https://stuffit.com/",
   "reads": true,
   "writes": true
  }
 ],
 "projects": [
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/StuffIt_X",
   "kind": "wiki"
  },
  {
   "name": "PRONOM fmt/399",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/fmt/399",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q3459655",
   "url": "https://www.wikidata.org/wiki/Q3459655",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "ffw",
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-24",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}