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Format

Encapsulated PostScript File Format

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Summary

Name
Encapsulated PostScript File Format
Version
2.0
Identifiers
  • MIME: application/postscript
  • Apple Uniform Type Identifier: com.adobe.encapsulated-postscript
  • PUID: fmt/123
Format type
Page Description
Disclosure
Full
Description
Encapsulated Postscript (EPS) is a page description format, developed by Adobe Systems Incorporated. Version 2.0, the second version of the format, was developed in 1989. An EPS file comprises a header section followed by a PostScript document. An EPS can optionally include a preview raster image, in which case a binary header is prepended to the header.
File extensions
eps, epsf
Source
Digital Preservation Department / The National Archives
Developed by
Adobe Systems Incorporated

Relationships

Has lower priority than
Has priority over
Is previous version of
Is subsequent version of

Internal signatures

EPS 2.0

Note
Absolute from beginning of file, magic bytes: %!PS-Adobe-2{0-3}EPSF-2{0-2}.

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
None
Byte Sequence
252150532D41646F62652D32{0-3}455053462D32{0-2}0A
Endianness
None

EPS 2.0 Preview

Note
Absolute from beginning of file, magic bytes: ÅÐÓÆ Variable: %!PS-Adobe-2.0 EPSF-2.0(.|..)

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
None
Byte Sequence
C5D0D3C6
Endianness
None
Min Frag Length
Variable
Offset
None
Max offset
None
Byte Sequence
252150532D41646F62652D322E3020455053462D322E30(0D|0A|0D0A|0A0D)
Endianness
None

Changelog

  • Updated in V114

    Release date
    22 August 2023

    Encapsulated PostScript File Format 2.0: Added description of magic bytes. Submitted by Digital Preservation Department, The National Archives (UK).

  • Updated in V109

    Release date
    1 November 2022

    Encapsulated PostScript File Format v2.0: Adjusted signature to allow for 3 wildcard bytes in the EPS 2.0 signature instead of 2. Submitted by Preservica.

  • Updated in V103

    Release date
    11 March 2022

    Encapsulated PostScript File Format: Amended to allow for magic bytes to be Adobe-2 or Adobe-2.0. Submitted by The National Library of Australia.

  • Updated in V49

    Release date
    5 April 2011

    Encapsulated PostScript File Format 2.0: Priority information changed to avoid potential clash with Cascading Style Sheet and EndNote Import File identifications.