{
 "id": "cml",
 "name": "CML",
 "category": "markup",
 "identifiers": {
  "extensions": [
   "cml"
  ],
  "mime": [
   "chemical/x-cml"
  ],
  "puid": [
   "fmt/333"
  ],
  "wikidata": [
   "Q1069211"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "3c636d6c3a6d6f6c6563756c6520786d6c6e733a636d6c3d22687474703a2f2f7777772e786d6c2d636d6c2e6f72672f736368656d612f636d6c322f636f7265220a"
   }
  ],
  "signatures": [
   {
    "name": "Chemical Markup Language",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "max_offset": 65536,
      "pattern": "786d6c6e733d22687474703a2f2f7777772e786d6c2d636d6c2e6f72672f736368656d6122"
     }
    ]
   }
  ],
  "priority_over": [
   "fmt/101"
  ]
 },
 "status": "writable",
 "summary": "The Chemical Markup Language (CML), first developed in 1994, uses the extensible markup language to allow for the communication of chemical concepts without the loss of semantic information. It can be used to represent mainstream chemistry concepts such as molecules, reactions, solid-state and spectroscopy.",
 "tools": [
  {
   "name": "ACD/ChemSketch 11.01",
   "url": "https://www.wikidata.org/wiki/Q111166152",
   "reads": false,
   "writes": true
  },
  {
   "name": "Bioclipse",
   "url": "https://www.bioclipse.net/",
   "reads": true,
   "writes": false,
   "license": "Eclipse Public License",
   "open_source": true
  },
  {
   "name": "Eclipse ChemClipse",
   "url": "https://projects.eclipse.org/projects/science.chemclipse",
   "reads": true,
   "writes": true,
   "license": "Eclipse Public License",
   "open_source": true
  },
  {
   "name": "Jmol",
   "url": "http://jmol.sourceforge.net/",
   "reads": true,
   "writes": false,
   "license": "GNU Lesser General Public License",
   "open_source": true
  },
  {
   "name": "JOELib",
   "url": "https://www.wikidata.org/wiki/Q3805324",
   "reads": true,
   "writes": false,
   "license": "GNU General Public License",
   "open_source": true
  },
  {
   "name": "JSpecView",
   "url": "http://wwwchem.uwimona.edu.jm/spectra/JSpecView/",
   "reads": true,
   "writes": false,
   "license": "GNU Library General Public License, version 2.0",
   "open_source": true
  },
  {
   "name": "Molconvert",
   "url": "https://chemaxon.com/products/marvin",
   "reads": true,
   "writes": false
  },
  {
   "name": "OpenBabel",
   "url": "https://openbabel.org",
   "reads": true,
   "writes": true,
   "license": "GNU General Public License, version 2.0 or later",
   "open_source": true
  },
  {
   "name": "Q1768406",
   "url": "http://jchempaint.github.io",
   "reads": true,
   "writes": false,
   "license": "Eclipse Public License 1.0 / GNU Lesser General Public License",
   "open_source": true
  },
  {
   "name": "Q2025399",
   "url": "https://www.openchrom.net",
   "reads": true,
   "writes": true,
   "license": "Eclipse Public License 2.0",
   "open_source": true
  },
  {
   "name": "Q2383032",
   "url": "https://cdk.github.io/",
   "reads": true,
   "writes": false,
   "license": "GNU Lesser General Public License, version 2.1 or later / GNU Library General Public License, version 2.0",
   "open_source": true
  }
 ],
 "projects": [
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/CML",
   "kind": "wiki"
  },
  {
   "name": "PRONOM fmt/333",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/fmt/333",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q1069211",
   "url": "https://www.wikidata.org/wiki/Q1069211",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "ffw",
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-24",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}