msdoc

apt-get download <Paket_Name>

apt-get install --download-only <Paket_Name>

dpkg -x <packet.deb> <Directory>
dpkg -x packet.deb /tmp/out/
dpkg -x packet.deb .

apt-get install apt-file
apt-file update

apt-file list <Paket_Name>

apt-file search libasound.so.2
libasound2: /usr/lib/x86_64-linux-gnu/libasound.so.2
libasound2: /usr/lib/x86_64-linux-gnu/libasound.so.2.0.0

apt-cache show <Paket_Name>