View source for CGM

{{FormatInfo
|formattype=electronic
|subcat=Graphics
|extensions={{ext|cgm}}
|mimetypes={{mimetype|image/cgm}}
|pronom={{PRONOM|fmt/306}}, others
|locfdd={{LoCFDD|fdd000521}}
|released=1986
}}
[[CGM]] (Computer Graphics Metafile) is a format for storing graphics in multiple manners suited for different devices, including vector, raster, and character-based graphics, but it is primarily used for vector graphics. It is standardized as ISO/IEC 8632, and is used in some specialized fields such as engineering and aviation.

== Identifiers ==
{| class="wikitable"
!colspan="2"| Version
! PRONOM
|-
|rowspan="2"|1 || ASCII || {{PRONOM|x-fmt/142}}
|-
|binary || {{PRONOM|fmt/303}}
|-
|2 || binary || {{PRONOM|fmt/304}}
|-
|rowspan="2"|3 || ASCII || {{PRONOM|fmt/301}}
|-
| binary || {{PRONOM|fmt/305}}
|-
|rowspan="2"|4 || ASCII || {{PRONOM|fmt/302}}
|-
|binary || {{PRONOM|fmt/306}}
|}

== Specs ==
* [https://standards.iso.org/ittf/PubliclyAvailableStandards/c032378_ISO_IEC_8632-1_1999(E).zip ISO/IEC 8632-1:1999]
* [https://standards.iso.org/ittf/PubliclyAvailableStandards/c032381_ISO_IEC_8632-4_1999(E).zip ISO/IEC 8632-1:1999/Cor 2:2007]
* [https://standards.iso.org/ittf/PubliclyAvailableStandards/c032380_ISO_IEC_8632-3_1999(E).zip ISO/IEC 8632-3:1999]
* [https://standards.iso.org/ittf/PubliclyAvailableStandards/c032381_ISO_IEC_8632-4_1999(E).zip ISO/IEC 8632-4:1999]

== Software ==
* [https://sk1project.net/modules.php?name=Products&product=uniconvertor UniConvertor]
* [https://www.libreoffice.org/ LibreOffice]

== Sample files ==
* http://www.fileformat.info/format/cgm/sample/index.htm
* http://cd.textfiles.com/libris/GRAPHICS/CLIP_ART/ → [http://cd.textfiles.com/libris/GRAPHICS/CLIP_ART/2738A.ZIP 2738A.ZIP], [http://cd.textfiles.com/libris/GRAPHICS/CLIP_ART/2738B.ZIP 2738B.ZIP]
* https://telparia.com/fileFormatSamples/image/cgm/
* [https://archive.org/download/word-perfect-clip-art-premium-mac-win-1994/WordPerfect_ClipArt_Premium_MacWin_1994.iso/ CGM Samples]

== Links ==
* [[Wikipedia:Computer Graphics Metafile|Wikipedia article]]
* {{EGFF|cgm|CGM File Format Summary}}, from the [[Encyclopedia of Graphics File Formats]]
* [http://www.textfiles.com/programming/FORMATS/cgm.txt Some discussion about what CGM is]