APT（全称：Advanced Package Tool 高级软件包工具）Debian、Ubuntu 及衍生版本默认的软件包管理器，该软件再次更新，版本为 1.1。

从 1.0 开始收到的新功能列表：

• apt list displays the installed and upgradable packages, similar output dpkg -l
• apt search searches in the  local repositories for packages, similar to apt-cache search, but displays the packages in alphabetical order
• apt show displays information about packages, like apt-cache show, but displays a simplified output
• apt update updates the local repository index, like apt-get update, but displays colored output
• apt install installs packages from th repositories like apt-get install, but adds a progress bar
• apt remove installs packages from th repositories like apt-get remove, but adds a progress bar
• apt full-upgrade does the same as apt-get dist-upgrade
• apt edit-sources opens the /etc/apt/sources.list file, in the default editor.

1.1 版本的变化，点击这里。

安装，有PPA，打开终端，输入以下命令：

sudo add-apt-repository ppa:deity/sid
sudo apt-get update
sudo apt-get install apt