BatUtil is a collection of batch-script utilities for Windows, according to the project description.

codeberg.org/stdout12/BatUtil
Bat Util homepage screenshot

About Bat Util

BatUtil is a collection of mostly batch-script utilities for Microsoft Windows and Office. The project is hosted on Codeberg and is described as a set of tools for working with Windows and Office installation and update files.

The listed utilities cover Windows update installation, adding language packs to installation distributions, converting between UUP, ESD, WIM, ISO, CAB and MSU formats, and several Office Click-to-Run and MSI tasks. Release files are offered through external download mirrors (GitHub, Box, MEGA, GDrive and Download.ru). The project page does not describe licensing terms, testing, or support arrangements.

Key features

  • Installs or integrates Windows 7, 8.1 and 10 updates, including Extended Security Updates
  • Adds language packs to Windows 7, 8.1 and 10 installation distributions
  • Converts segmented UUP files and ESD files to usable WIM or ISO files
  • Removes Office MSI or Click-to-Run installations from 2003 to 2024
  • Converts Office Click-to-Run licensing from Retail to Volume
  • Creates Windows 11 LCU MSU files from UUP update files
Best for: People who prepare Windows or Office installation sources or update files and are comfortable running batch scripts on Windows.
Good for
  • Groups many Windows and Office preparation tasks into one repository
  • Each listed utility has a short description of its purpose
Watch out for
  • Designed for Microsoft Windows and Office only
  • Release downloads are offered through several external mirrors

Bat Util at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web, Windows
Open source
Not stated
Language
English
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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Bat Util FAQ

Where can the releases be downloaded?
The project page lists download mirrors on GitHub, Box, MEGA, GDrive and Download.ru.
Which Windows versions do the utilities mention?
The listed utilities refer to Windows 7, 8.1, 10 and 11, with Windows 11 covered by the PSFX_MSU utility.
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