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  2. Sparse file - Wikipedia

    en.wikipedia.org/wiki/Sparse_file

    A sparse file: The empty bytes do not need to be saved and can be represented instead by metadata. In computer science, a sparse file is a type of computer file that attempts to use file system space more efficiently when the file itself is partially empty. This is achieved by writing brief information ( metadata) representing the empty blocks ...

  3. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    ISO9660 CD/DVD image file [38] 43 44 30 30 31: CD001: 0x5EAC9 cdi CD-i CD image file 6D 61 69 6E 2E 62 73: main.bs: 0 mgw Nintendo Game & Watch image file 4E 45 53: NES: 0 nes Nintendo Entertainment System image file A0 32 41 A0 A0 A0: 2A: 0x165A4 d64 Commodore 64 1541 disk image (D64 format) 47 53 52 2D 31 35 34 31: GCR-1541: 0 g64 Commodore ...

  4. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    PK4 – PK4 Doom³ archive (opens similarly to a zip archive.) PNJ – a sub-format of the MNG file format, used for encapsulating JPEG files [ 3] PXZ – a compressed layered image file used for the image editing website, pixlr.com. PY, PYW – Python code file. PMP – PenguinMod Project. PMS – PenguinMod Sprite.

  5. tar (computing) - Wikipedia

    en.wikipedia.org/wiki/Tar_(computing)

    The pax format is designed so that all implementations able to read the UStar format will be able to read the pax format as well. The only exceptions are files that make use of extended features, such as longer file names. For compatibility, these are encoded in the tar files as special x or g type files, typically under a PaxHeaders.XXXX ...

  6. Extensible Metadata Platform - Wikipedia

    en.wikipedia.org/wiki/Extensible_Metadata_Platform

    The Extensible Metadata Platform ( XMP) is an ISO standard, originally created by Adobe Systems Inc., for the creation, processing and interchange of standardized and custom metadata for digital documents and data sets. XMP standardizes a data model, a serialization format and core properties for the definition and processing of extensible ...

  7. Deflate - Wikipedia

    en.wikipedia.org/wiki/DEFLATE

    Deflate. (Redirected from DEFLATE) In computing, Deflate (stylized as DEFLATE, and also called Flate[ 1][ 2]) is a lossless data compression file format that uses a combination of LZ77 and Huffman coding. It was designed by Phil Katz, for version 2 of his PKZIP archiving tool. Deflate was later specified in RFC 1951 (1996).

  8. gzip - Wikipedia

    en.wikipedia.org/wiki/Gzip

    gzip (software) gzip is a file format and a software application used for file compression and decompression. The program was created by Jean-loup Gailly and Mark Adler as a free software replacement for the compress program used in early Unix systems, and intended for use by GNU (from where the "g" of gzip is derived).

  9. INI file - Wikipedia

    en.wikipedia.org/wiki/INI_file

    INI file. An INI file is a configuration file for computer software that consists of a text-based content with a structure and syntax comprising key–value pairs for properties, and sections that organize the properties. [ 1] The name of these configuration files comes from the filename extension INI, for initialization, used in the MS-DOS ...