Skip to main content
Service phase: Beta

This service is still in development. Give us your feedback or view this page on the current PRONOM service.

Format

WACZ

Summary

Name
WACZ
Identifiers
  • MIME: application/x-wacz
  • PUID: fmt/1840
Format type
Aggregate
Description
WACZ is a web archiving format and is a .zip format containing raw web archiving files such as WARC, indices and file lists.
File extensions
wacz
Source
The National Archives and Records Administration / The National Archives and Records Administration

Container signatures

Type: ZIP

80000 - Web Archive Collection Zipped

File path
datapackage.json

Byte sequence reference

Variable

Sub sequences
Min Frag Length
Position
1
Sub sequence min offset
Sub sequence max offset
Sequence
'wacz_version'

Changelog

  • Updated in V118

    Release date
    30 April 2024

    WACZ: Removed max-offset in container signature to scan full file for byte sequence. Submitted by Preservica.

  • Added in V110

    Release date
    14 March 2023

    WACZ: Signature researched and samples provided by The National Archives and Records Administration and Church of Jesus Christ of Latter-Day Saints.

    WACZ: Full entry added. Submitted by The National Archives and Records Administration and Church of Jesus Christ of Latter-Day Saints.