This article explains how to use curl in Linux with 15 examples. The curl command is one of the most powerful and useful tools used by web developers as well as by PHP programmers and system administrators.
Most commonly, it is used to transfer data between remote and local systems. Through this command, we can access or download content from a website without a browser. It is also useful for testing APIs, troubleshooting network-related issues, uploading files, and posting data to the website. cURL is an inbuilt command line utility that runs on most Linux/Unix-based systems. Microsoft even announced that the curl will become a standard component of Windows with version (Windows 10 build 17063).
CURL stands for Client URL Request Library. This is a fully open-source package that is completely free to use on all platforms. It supports various Internet Protocols like DICT, FILE, FTP, FTPS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, POP3, POP3S, RTSP, SCP, SFTP, SMTP and SMTPS. The majority of IT champions are probably well-versed in the curl command.