{
 "id": "7z",
 "name": "7z",
 "category": "archive",
 "identifiers": {
  "extensions": [
   "7z"
  ],
  "mime": [
   "application/x-7z-compressed"
  ],
  "puid": [
   "fmt/484"
  ],
  "wikidata": [
   "Q270131"
  ],
  "loc_fdd": [
   "fdd000539"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "377abcaf271c",
    "notes": "7Zip"
   }
  ],
  "signatures": [
   {
    "name": "7Zip",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "377abcaf271c"
     }
    ]
   }
  ]
 },
 "status": "writable",
 "summary": "An archive format associated with the 7-Zip application. Its default compression method is LZMA, but it supports other compression methods as well.",
 "tools": [
  {
   "name": "Altap Salamander",
   "url": "http://www.altap.cz",
   "reads": true,
   "writes": false
  },
  {
   "name": "ALZip",
   "url": "https://www.altools.co.kr/download/alzip.aspx",
   "reads": true,
   "writes": false,
   "license": "freeware"
  },
  {
   "name": "Apache Tika",
   "url": "https://tika.apache.org",
   "reads": true,
   "writes": false,
   "license": "Apache Software License 2.0",
   "open_source": true
  },
  {
   "name": "B1 Free Archiver",
   "url": "http://www.b1.org/",
   "reads": true,
   "writes": false,
   "license": "proprietary license"
  },
  {
   "name": "Daemon Tools",
   "url": "https://www.daemon-tools.cc",
   "reads": true,
   "writes": false,
   "license": "shareware"
  },
  {
   "name": "Hachoir",
   "url": "http://hachoir.readthedocs.io/",
   "reads": true,
   "writes": false,
   "license": "GNU General Public License, version 2.0",
   "open_source": true
  },
  {
   "name": "libarchive",
   "url": "https://libarchive.org/",
   "reads": true,
   "writes": true,
   "license": "2-clause BSD License",
   "open_source": true
  },
  {
   "name": "ouch",
   "url": "https://crates.io/crates/ouch",
   "reads": true,
   "writes": true,
   "license": "MIT License",
   "open_source": true
  },
  {
   "name": "PhotoRec",
   "url": "http://www.cgsecurity.org/wiki/PhotoRec",
   "reads": true,
   "writes": false,
   "license": "GNU General Public License",
   "open_source": true
  },
  {
   "name": "PowerArchiver",
   "url": "https://www.powerarchiver.com/",
   "reads": true,
   "writes": false
  },
  {
   "name": "Q1275912",
   "url": "https://peazip.github.io/",
   "reads": true,
   "writes": true,
   "license": "GNU Lesser General Public License, version 3.0 or later",
   "open_source": true
  },
  {
   "name": "Q215051",
   "url": "https://7-zip.org",
   "reads": true,
   "writes": true,
   "license": "GNU Lesser General Public License",
   "open_source": true
  },
  {
   "name": "WinRAR",
   "url": "https://www.rarlab.com/",
   "reads": true,
   "writes": false,
   "license": "proprietary license"
  },
  {
   "name": "WinZip",
   "url": "https://www.winzip.com/",
   "reads": true,
   "writes": false,
   "license": "shareware"
  },
  {
   "name": "Zipeg",
   "url": "http://www.zipeg.com/",
   "reads": true,
   "writes": false,
   "license": "BSD licenses",
   "open_source": true
  }
 ],
 "projects": [
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/7z",
   "kind": "wiki"
  },
  {
   "name": "PRONOM fmt/484",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/fmt/484",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q270131",
   "url": "https://www.wikidata.org/wiki/Q270131",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "ffw",
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-24",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}