tldr/pages/linux/apt-cache.md

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apt-cache

Debian and Ubuntu package query tool. More information: https://manpages.debian.org/latest/apt/apt-cache.8.html.

  • Search for a package in your current sources:

apt-cache search {{query}}

  • Show information about a package:

apt-cache show {{package}}

  • Show whether a package is installed and up to date:

apt-cache policy {{package}}

  • Show dependencies for a package:

apt-cache depends {{package}}

  • Show packages that depend on a particular package:

apt-cache rdepends {{package}}