datamash!

GNU Wget is a free software http://gnu.org/philosophy/free-sw
package for retrieving files using HTTP, HTTPS and FTP, the most widely-used Internet protocols. It is a non-interactive commandline tool, so it may easily be called from scripts, `cron` jobs, terminals without X-Windows support, etc. GNU Wget has many features to make retrieving large files or mirroring entire web or FTP sites easy, including: * Can resume aborted downloads, using `REST` and `RANGE` * Can use filename wild cards and recursively mirror directories * 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