cURL is very useful command line tool to transfer data from or to a server. cURL supports various protocols like FILE, HTTP, HTTPS, IMAP, IMAPS, LDAP, DICT, LDAPS, TELNET, FTP, FTPS, GOPHER, RTMP, RTSP, SCP, SFTP, POP3, POP3S, SMB, SMBS, SMTP, SMTPS, and TFTP. cURL can be used in many different and interesting ways. With this tool you can download, upload and manage files, check your email address, or even update your status on some of the social media websites or check the weather outside. In this article will cover five of the most useful and basic uses of the cURL tool on any Linux VPS. 1. Check URL One of the most common and simplest uses of cURL is typing the command itself, followed by the URL you want to check curl https://domain.com This command will display the content of the URL on your terminal 2. Save the output of the URL to a file The output of the cURL command can be easily saved to a file by adding the -o option to the command, as shown below curl -o website https
Source: 5 basic cURL command examples – RoseHosting.com Blog