cURL

cURL is a command-line tool for getting or sending data including files using URL syntax. cURL supports a range of common network protocols, currently including HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, LDAP, DAP, DICT, TELNET, FILE, IMAP, POP3, SMTP and RTSP.

Basic Usage

• curl -sS https://google.com
• curl -u YOUR_USERNAME:YOUR_PASSWORD https://yourpasswordprotectedpage.com/
• Save your cookies and reuse them:

curl --user user:pass --cookie-jar ./somefile_with_your_cookies https://xyz.com/a

curl --cookie ./omefile_with_your_cookiese https://xyz.com/b

• curl --header 'X-JFrog-Art-Api: 1234567890'
• Upload a file:
  • -T, --upload-file <file>
  • curl-u YOUR_USERNAME:YOUR_PASSWORD -T FILE_TO_UPLOAD https://yourpasswordprotectedpage.com/your_destionation

Advance usage

• Use cURL to measure request and response times: https://stackoverflow.com/a/22625150

See also

• Netcat
• wget: wget -r http://example.com/
• iwr (Invoke-WebRequest) PowerShell functionality
• links (browser), lynx (browser), Elinks (browser) command line browsers

http://man7.org/linux/man-pages/man1/curl.1.html