How to check software package details on Ubuntu Linux

Looking for more information about software packages such as maintainers, dependencies, sources, installation sizes, etc.?

There are several tools for communicating information about classic software packages .deb Ubuntu Linux format. And I will show you one by one here.

1. apt show command:

All packages in the system apt repository (including valid PPA), if installed manually .deb package, apt show The command prints information about:

  • Package version
  • Maintainer
  • Installation size
  • Package dependencies
  • Apt-sources: The location where the package was installed, or the sources that provide the package.
  • And a brief description of the software package.

For example apt show gnome-feeds The command prints something as the image shows.

How to check software package details on Ubuntu Linux

If downloaded deb If you manually install the binary, you will see the line “APT-Manual-Installed: Yes”.

2. Check package details via Synaptic Package Manager

Synaptic Package Manager has a Properties button. Search for and select a software package and the button will give you more details.

Is different from apt show The command, Synaptic, displays both the libraries that the software package depends on and the system packages that depend on this package.

It also lists all the files that the package installs (or installs).

How to check software package details on Ubuntu Linux

To install Synaptic Package Manager, run the command in your terminal.

sudo apt install synaptic

3. Gdebi package installer

If you just grab deb If you create a package from the web, check all the files it contains, and all the dependencies are met, we recommend the Gdebi package installer.

How to check software package details on Ubuntu Linux

You can also install the tool with the following command:

sudo apt install gdebi

4. Unzip Deb and check the details.

Even if you download it manually deb For packages, you can open or unzip it from Archive Manager.

You will usually see data.tar.xz containing all the files you want to install, and control.tar.xz contains some scripts to run before and after installing or removing deb. And then there is a document file called “control” that contains some information about deb.

How to check software package details on Ubuntu Linux

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