Package wget

A utility for retrieving files using the HTTP or FTP protocols

http://www.gnu.org/software/wget/

GNU Wget is a file retrieval utility which can use either the HTTP or
FTP protocols. Wget features include the ability to work in the
background while you are logged out, recursive retrieval of
directories, file name wildcard matching, remote file timestamp
storage and comparison, use of Rest with FTP servers and Range with
HTTP servers to retrieve files over slow or unstable connections,
support for Proxy servers, and configurability.

General Commands
Command Description
wget The non-interactive network downloader.