dpkg-deb

With dpkg-deb, it is possible to extract information and data from DEB files . To print a package’s control information, use the tool as follows:

zodiac@zodioc:/var/cache/apt/archives$ dpkg-deb --info wallpaper-step-into-freedom-theme_1.4.0.jaunty.ppa1_all.deb
new debian package, version 2.0.
size 1556530 bytes: control archive= 641 bytes.
386 bytes, 12 lines control
641 bytes, 7 lines md5sums
Package: wallpaper-step-into-freedom-theme
Source: step-into-freedom-theme
Version: 1.4.0.jaunty.ppa1
Architecture: all
Maintainer: Adrien Beudin
Installed-Size: 1592
Suggests: step-into-freedom-theme
Section: x11
Priority: extra
Homepage: http://francois.vogelweith.com/
Description: Step-into-freedom wallpaper
This package contains Step-into-freedom wallpaper.