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Format

GGML Universal File (GGUF)

Summary

Name
GGML Universal File (GGUF)
Version
2
Identifiers
PUID: fmt/2097
Format type
Dataset
Description
GGUF is a binary file format for storing large language model weights, metadata, and tokeniser data in a single self-contained file, designed for efficient loading and inference on consumer hardware. It was introduced in August 2023 by the llama.cpp project as a successor to earlier formats.
File extensions
gguf
Source
Preservica / Preservica

Relationships

Is previous version of
Is subsequent version of

Internal signatures

GGUF 2

Note
BOF, offset 0: 'GGUF', followed by 4 byte version indicator 0x02000000

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
4747554602000000
Endianness
None

Changelog

  • Added in V123

    Release date
    9 June 2026

    GGML Universal File (GGUF) 2: Signature researched and samples provided by Preservica.

    GGML Universal File (GGUF) 2: Full entry added. Submitted by Preservica.