pdfcompare from Documentation:Tools project

Для Debian 7.0 запустите:

Keep in mind that the owner of the key may distribute updates, packages and repositories that your system will trust (more information).

echo 'deb http://download.opensuse.org/repositories/Documentation:/Tools/Debian_7.0/ /' | sudo tee /etc/apt/sources.list.d/Documentation:Tools.list
curl -fsSL https://download.opensuse.org/repositories/Documentation:Tools/Debian_7.0/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/Documentation_Tools.gpg > /dev/null
sudo apt update
sudo apt install pdfcompare

Для Ubuntu 15.10 запустите:

Keep in mind that the owner of the key may distribute updates, packages and repositories that your system will trust (more information).

echo 'deb http://download.opensuse.org/repositories/Documentation:/Tools/Ubuntu_15.10/ /' | sudo tee /etc/apt/sources.list.d/Documentation:Tools.list
curl -fsSL https://download.opensuse.org/repositories/Documentation:Tools/Ubuntu_15.10/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/Documentation_Tools.gpg > /dev/null
sudo apt update
sudo apt install pdfcompare

Для Ubuntu 14.04 запустите:

Keep in mind that the owner of the key may distribute updates, packages and repositories that your system will trust (more information).

echo 'deb http://download.opensuse.org/repositories/Documentation:/Tools/Ubuntu_14.04/ /' | sudo tee /etc/apt/sources.list.d/Documentation:Tools.list
curl -fsSL https://download.opensuse.org/repositories/Documentation:Tools/Ubuntu_14.04/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/Documentation_Tools.gpg > /dev/null
sudo apt update
sudo apt install pdfcompare