{
 "id": "rf64",
 "name": "RF64",
 "category": "audio",
 "identifiers": {
  "extensions": [
   "wav",
   "rf64"
  ],
  "mime": [
   "audio/vnd.wave"
  ],
  "puid": [
   "fmt/712",
   "fmt/713"
  ],
  "wikidata": [
   "Q3928266"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "52463634",
    "notes": "RF64"
   },
   {
    "offset": 0,
    "hex": "52463634ffffffff5741564564733634"
   }
  ],
  "signatures": [
   {
    "name": "RF64",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "52463634{4}5741564564733634"
     }
    ]
   }
  ]
 },
 "status": "writable",
 "summary": "RF64 is a Broadcast Wave compatible multichannel file format enabling file sizes to exceed 4 GB. The file format is based on the Microsoft RIFF/WAVE format and Wave Format Extensible for multichannel parameters. Additions are made to the basic specification to allow for more than 4 GB file sizes when needed (the new maximum filesize is now approximately 16 exabytes).",
 "tools": [
  {
   "name": "Free Lossless Audio Codec",
   "url": "https://xiph.org/flac",
   "reads": true,
   "writes": true,
   "license": "3-clause BSD License / GNU General Public License, version 2.0 / GNU Library General Public License, version 2.0",
   "open_source": true
  },
  {
   "name": "Q141674392",
   "url": "https://getartcraft.com/apps/soundcraft",
   "reads": true,
   "writes": true,
   "license": "Apache Software License 2.0 / MIT License",
   "open_source": true
  },
  {
   "name": "Q300915",
   "url": "https://www.foobar2000.org/",
   "reads": true,
   "writes": false,
   "license": "freeware"
  }
 ],
 "projects": [
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/RF64",
   "kind": "wiki"
  },
  {
   "name": "PRONOM fmt/712",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/fmt/712",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q3928266",
   "url": "https://www.wikidata.org/wiki/Q3928266",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "ffw",
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-24",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}