About

wget - command-line utility to download content non-interactively(can be called from scripts, cron jobs , terminals without the X-Windows support, etc.)

The wget utility can retrieve files from the World Wide Web (WWW) through protocols like HTTP, HTTPS and FTP. It is non-interactive command line tool that can be called from scripts, cron jobs, terminals without the X-Windows support, etc. It can also work on the background.

GNU wget has many features to make retrieving large files or mirroring entire web or FTP, including:

  • Can resume aborted downloads, using REST and RANGE

  • NLS-based message files for many different languages

  • Optionally converts absolute links in downloaded documents to relative, so that downloaded documents may link to each other locally
  • Runs on most UNIX-like operating systems as well as Microsoft Windows
  • Supports HTTP proxies
  • Supports HTTP cookies
  • Supports persistent HTTP connections
  • Unattended / background operation
  • Uses local file timestamps to determine whether documents need to be re-downloaded when mirroring
  • GNU Wget is distributed under the GNU General Public License.

Examples

Basic usage:

$ wget https://upload.wikimedia.org/wikipedia/commons/3/35/Tux.svg

Downloading image in the background, saving it in logfile.txt and try to download it up to 45 times.

$ wget -t 45 -o logfile.txt https://upload.wikimedia.org/wikipedia/commons/3/35/Tux.svg &

Reference

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