macOS
brew install unshieldlocal Homebrew formula metadata
sudo port install unshieldMacPorts ports tree · archivers/unshield/Portfile · Quelle: api.github.com
brew
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für unshield in AI-Agent-Workflows.
Installation
brew install unshieldlocal Homebrew formula metadata
sudo port install unshieldMacPorts ports tree · archivers/unshield/Portfile · Quelle: api.github.com
sudo apk add unshieldAlpine Linux edge package indexes · unshield · Quelle: dl-cdn.alpinelinux.org
sudo apt install libunshield-devDebian stable package indexes · libunshield-dev · Quelle: deb.debian.org
sudo dnf install unshieldFedora Rawhide package metadata · unshield · Quelle: dl.fedoraproject.org
nix profile install nixpkgs#unshieldnixpkgs package indexes · pkgs/by-name/un/unshield/package.nix · Quelle: api.github.com
sudo pacman -S unshieldArch Linux sync databases · unshield · Quelle: geo.mirror.pkgbuild.com
sudo zypper install libunshield1openSUSE Tumbleweed package metadata · libunshield1 · Quelle: download.opensuse.org
scoop install main/unshieldScoop official bucket manifest trees · bucket/unshield.json · Quelle: api.github.com
Überblick
Extract files from InstallShield cabinet files
Verlauf
Unshield is a command-line tool and C library for extracting files from InstallShield cabinet files. Its README explains the original motivation: many Pocket PC applications were distributed as Windows InstallShield installers rather than standalone Microsoft Cabinet files, which was impractical for Linux and FreeBSD users.
The upstream README is unusually explicit about the design origin. InstallShield cabinet files were not officially documented, so the author used the Windows tools i5comp and i6comp as references, discovered through `strings` that they used zlib for decompression, and chose to write a new implementation rather than port those tools.
The stated goals were pragmatic and distribution-friendly: use the MIT license, work on little-endian and big-endian systems, separate the implementation into a tool and a library, support InstallShield version 5 and later, list cabinet contents, and extract files.
The project has since become a maintained small C package. Its changelog records man-page work in 2008 and a 0.6 release in 2009; tagged releases later reached 1.x, and the current CMake configuration sets version 1.6.2, uses C23, installs a man page and pkg-config file, and builds both library and CLI components.
The supplied package metadata shows Unshield packaged in Homebrew, Alpine/apk, Debian and Ubuntu as `libunshield-dev`, Fedora/dnf, MacPorts, Nix, Arch/pacman, Scoop, and openSUSE/zypper. That broad spread reflects both CLI use and library development use.
Unshield also appears as an optional backend in the `unp` ecosystem: the `unp` 2.0 changelog records experimental support for InstallShield-style Microsoft Cabinet files via unshield. That is a classic package-manager adoption path for a niche extractor: one focused tool becomes a backend behind a more general archive wrapper.
The man page describes Unshield as a tool for listing, testing, and extracting InstallShield cabinet contents. Its commands include listing components, file groups, files, testing files, and extracting files; options cover component and group selection, output directory, forced InstallShield version, filename encoding conversion, lowercasing, raw extraction, and path handling.
In practice, users reach for it when they have a Windows installer archive but need the payload on a Unix-like system, in a build recipe, or in a recovery/migration workflow without running the installer.
Unshield matters in package culture because proprietary installer formats often block reproducible packaging. A small MIT-licensed extractor lets maintainers inspect or extract upstream payloads on Unix systems, script the process, and avoid depending on Windows-only tooling.
Its split library/tool design is also package-friendly: distributions can ship a CLI for users and development files for programs that need InstallShield cabinet support.
Sicherheitslage
Für unshield wurde kein passendes lokales Secret-Handling-Manifest gefunden. Nucleus-Paketmetadaten bleiben hier veröffentlicht, damit künftige Abdeckung eine stabile Paket-URL hat.
Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.
Executables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
unshield | cli | globales Executable |
Aktualität
Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.
https://github.com/twogood/unshield
Installationsmetadaten
| Paketschlüssel | brew:unshield |
|---|---|
| Version | 1.6.2 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/unshield |
| Homepage | https://github.com/twogood/unshield |
| Repository | https://github.com/twogood/unshield |
| Upstream-Dokumentation | https://github.com/twogood/unshield#readme |
| Lizenz | MIT |
| Quellarchiv | https://github.com/twogood/unshield/archive/refs/tags/1.6.2.tar.gz |
| Zuletzt aktualisiert | 2026-05-13T14:52:16Z |
| Pulse | updated |
| Abhängigkeiten | openssl@4 |
| Build-Abhängigkeiten | cmake |
| Bottle | verfügbar (auf arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | nicht definiert |
| Dienst | keiner deklariert |
Registry-Fakten
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | unshield |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
Source-Datenbank-Treffer
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
libunshield-dev 1.5.1-1+b2
development files for libunshield
https://github.com/twogood/unshield/
sudo apt install libunshield-devlibunshield0 1.5.1-1+b2
library to extract CAB files from InstallShield installers
https://github.com/twogood/unshield/
sudo apt install libunshield0unshield 1.5.1-1+b2
extracts CAB files from InstallShield installers
https://github.com/twogood/unshield/
sudo apt install unshieldunshield
nix profile install nixpkgs#unshieldlibunshield-dev 1.5.1-1
development files for libunshield
https://github.com/twogood/unshield/
sudo apt install libunshield-devlibunshield0 1.5.1-1
library to extract CAB files from InstallShield installers
https://github.com/twogood/unshield/
sudo apt install libunshield0unshield 1.5.1-1
extracts CAB files from InstallShield installers
https://github.com/twogood/unshield/
sudo apt install unshieldunshield 1.6.2-r1
Extracts CAB files from InstallShield installers
https://github.com/twogood/unshield
sudo apk add unshieldunshield-dev 1.6.2-r1
Extracts CAB files from InstallShield installers (development files)
https://github.com/twogood/unshield
sudo apk add unshield-devunshield-doc 1.6.2-r1
Extracts CAB files from InstallShield installers (documentation)
https://github.com/twogood/unshield
sudo apk add unshield-docunshield 1.6.2-5.fc45
Extract CAB files from InstallShield installers
https://github.com/twogood/unshield
sudo dnf install unshieldunshield-devel 1.6.2-5.fc45
Files needed for software development with unshield
https://github.com/twogood/unshield
sudo dnf install unshield-develunshield 1.6.2-1
Extracts CAB files from InstallShield installers
https://github.com/twogood/unshield
sudo pacman -S unshieldlibunshield1 1.6.2-1.3
A Program to Extract InstallShield Cabinet Files
https://github.com/twogood/unshield
sudo zypper install libunshield1unshield 1.6.2-1.3
A Program to Extract InstallShield Cabinet Files
https://github.com/twogood/unshield
sudo zypper install unshieldunshield-devel 1.6.2-1.3
Header files, libraries and development documentation for libunshield1
https://github.com/twogood/unshield
sudo zypper install unshield-develQuellspur
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