unshield ☆
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Description:
Extract files from InstallShield cabinet files
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: unshield installshield archive extraction cli legacy
Install: brew install unshield
About:
Unshield is a command-line utility designed to extract files from InstallShield cabinet (.cab) archives, commonly used in legacy Windows software installers. It provides a reliable way to access the contents of these proprietary archives on non-Windows systems. This tool is essential for software preservation, forensic analysis, and developers needing to inspect or modify installer components.
Key Features:
  • Extracts files from InstallShield .cab archives
  • Supports both compressed and uncompressed cabinet formats
  • Command-line interface for scripting and automation
  • Cross-platform compatibility
Use Cases:
  • Extracting assets from legacy Windows games or software for modding or archival
  • Analyzing installer contents for security research or software compatibility
  • Automating the unpacking of vendor-provided driver or firmware packages
Alternatives:
  • 7-Zip – A general-purpose archiver that can handle many formats, but Unshield is specialized for InstallShield and may be more reliable for older or obscure CAB variants.
Version History
Detected Version Rev Change Commit
Sep 11, 2025 11:19pm 0 VERSION_BUMP 3b17f5e3
Sep 11, 2024 11:52pm 1 VERSION_BUMP 975c5f75
Sep 22, 2023 8:08am 1 VERSION_BUMP f8fe3a10
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