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Amiga Yabba compressed archive
File type: Archive and compressed file
Files with y file extension are related to the Amiga Yabba compressed file archive format.
Found 5 different file type records with the same y filename suffix.
File type category:
Archive and compressed file
Date updated: December 27, 2016
Record marked as obsolete and not updated for a long time.
The y file extension is associated with the Amiga Yabba compressed file archive format used by AmigaOS operating system for Amiga computers developed by Commodore.
The y file stores compressed archive.
Use Stuffit Expander to open .y compressed archives.
Software applications that can open y files:
Microsoft Windows
Apple macOS / Mac OS X
Software apps that extract y files:
Microsoft Windows
Apple macOS / Mac OS X
File type category:
Bitmap image file
Date updated: June 21, 2026
The .y file format represents subsampled RAW YUV bitmap images, which are often used in digital video and high-fidelity imaging workflows. In this format, image data is stored as raw pixel values with a YUV color space, where the luminance component (Y) and chrominance components (U and V) are stored separately. Subsampling reduces the amount of chroma information, optimizing storage without significantly impacting perceived image quality.
This format is particularly prevalent in professional video recording, broadcasting, and image analysis environments due to its high fidelity and raw nature. The files typically contain uncompressed, unprocessed pixel data, which can be directly manipulated or analyzed by compatible software.
The y file extension is associated with the Stanford MPEG codec, which is used to encode or decode such image data. Additionally, these files often contain part of split Subsampled RAW YUV bitmap images, commonly stored in PPM (Portable Pixmap) format or similar raw image containers.
Many media players and image editing software support the .y format via specialized codecs or plugins. Popular tools like FFmpeg can decode and convert these files into other formats, such as JPEG or PNG, for easier viewing and processing. Cross-platform compatibility is generally good, although some workflows may require specific configurations or auxiliary files for interpretation.
To open .y files, use media players or image processing software that supports raw YUV formats. On Windows, software like FFmpeg or VLC Media Player can be used to view or convert these images. On MacOS, applications such as QuickTime with appropriate plugins or FFmpeg are recommended. Linux users can typically handle .y files with command-line tools like FFmpeg or GUI-based programs that support raw video and image formats.
Ensure to set the correct resolution and color parameters during viewing or conversion to interpret the pixel data properly, including chroma subsampling and color space settings.
Converting .y files to more common image formats can be easily achieved with FFmpeg, which supports a wide range of raw YUV formats. A typical command involves specifying the input file, pixel format, resolution, and desired output format such as JPEG or PNG.
Online converters for raw YUV formats are scarce, but desktop tools like FFmpeg provide extensive options for conversion, including extracting individual frames, changing resolution, and adjusting color parameters. Consult the software documentation for precise command options to ensure accurate conversion.
File type category:
Various data file
Date updated: May 17, 2019
The y file extension is associated with the UNIX multi-user and multi-tasking operating system for various hardware platforms, also used as the base of other systems, like Mac OS X (macOS), Linux, Solaris etc.
The y file stores yacc grammar data.
Probably not meant to be accessed by the user.
Probably cannot be converted to anything else.
Software applications that handle other tasks involving y files:
Linux/Unix
File type category:
Source code and script file
Date updated: December 7, 2012
The Y file extension is associated with the Xcode integrated development environment that allows programmers to create applications for Apple Mac OS X and Apple iOS operating systems. The .y file stores core yacc program.
Software applications that handle other tasks involving y files:
Apple macOS / Mac OS X
File type category:
Various data file
Date updated: December 7, 2012
The Y file extension is associated with the Yet Another Compiler-Compiler (YACC).
The computer program yacc is a parser generator developed by Stephen C. Johnson at AT&T for the Unix operating system. It generates a parser (the part of a compiler that tries to make syntactic sense of the source code) based on an analytic grammar written in a notation similar to BNF. Yacc generates the code for the parser in the C programming language.
The .y file stores grammar data.
Language
