Curl i commands. Perfect for developers and sysadmins.

Curl i commands Curl -i Command The -i option in the Curl command is a gateway to detailed information about the HTTP response headers. Check out this article to learn more about its usage and its real-world examples. cern. Append this option to any ordinary curl command line, and you get libcurl-using C source code written to the file that does the equivalent of what your command-line operation does. Learn how to use curl by reading the man page or everything curl. One of its most essential Command line options When telling curl to do something, you invoke curl with zero, one or several command-line options to accompany the URL or set of URLs you want the transfer to be about. ba3a. Let us say you have a REST API that you want to interact with. As someone who‘s spent years working with Linux systems and developing web applications, I can tell you that mastering curl will significantly boost your productivity and capabilities. In the realm of command-line tools, Curl stands out as a versatile and powerful utility for making HTTP requests. Test out requests, explore data formats, and more! Aug 14, 2023 · Learn how to use the Linux curl command and its most commonly used options. A comprehensive and practical reference for common curl commands, including HTTP requests, authentication, headers, cookies, data transfer, and more. Nov 14, 2024 · Learn how to use the curl command in Linux for powerful server control. This chapter explains how to do effective HTTP transfers and general fiddling with curl. In this article, you will learn how to use curl in Windows with various examples The main tool to know and learn here is of course curl. Feb 22, 2025 · The curl command-line tool is one of the most useful and versatile programs you can learn. It has thousands of uses, but we are going to review just a few in this guide. It’s pre-installed on many Linux distributions. curl provides an interface to the libcurl library; it supports every protocol libcurl supports. curl is also libcurl, used in cars, television sets, routers, printers, audio equipment, mobile phones, tablets, medical devices, settop boxes, computer games, media players and is the Internet transfer engine for countless software applications in over twenty billion installations. Mar 31, 2024 · The curl command in Linux stands for “ C lient URL ”. The curl command is one of the most powerful and useful tools that are used by web developers Apr 16, 2024 · Learn how to use cURL in your terminal to send quick HTTP requests (as well as other requests) to APIs for easy testing and debugging. The project itself, the command-line tool, the library, how everything started and how it came to be the useful tool it is today. While GUI tools like Postman have their place, curl commands for web developers offer unmatched speed and flexibility for command-line testing. are supported by the curl command too. Whether you need to inspect an API, download files, automate web scraping, work with remote servers, curl has you covered. Sep 15, 2023 · Discover the basics of the Curl command in our beginner's guide. Dec 3, 2024 · Curl is a powerful command line tool that lets you make HTTP requests from the terminal. It's a versatile tool for downloading files, testing APIs, and more. It’s often used to interact with APIs, download files, or test server responses. In this chapter, we are going to dive deeper into doing actual transfers with curl. Essentially, Curl prints the web response to the terminal. curl supports over two hundred different options. I see it used in a REST API call, but can someone please explain what those three parameters do? I Jul 14, 2023 · In this article we have explained a brief history of the origins of curl and explained how to use curl command through 15 practical examples in Linux. Jul 11, 2025 · Lastly, understanding the command line in Linux is essential to maximize efficiency and effectiveness in using the system, with `curl` being an outstanding tool due to its flexibility and robust data transfer capabilities across various protocols. From GET requests to file uploads and HTTP headers, this guide covers practical examples to enhance your command-line skills. Sep 29, 2019 · This article explains how to use curl in Linux with 15 examples. Perfect for developers and sysadmins. May 19, 2024 · Introduction to curl command curl is a popular command that helps to transfer data from or to a remote server. It does no encoding or decoding, unless explicitly asked to with dedicated command line options. curl Cheat Sheet - curl Command Line Guide The curl command in Linux allows you to communicate data between your local system and other sites via a variety of protocols. With over 25 million estimated downloads per year, curl is likely the most widely used data transfer tool in the world. It is a file transfer command-line tool powered by libcurl, a free client-side URL transfer library. Below are some of the most commonly used options. How to use libcurl. Apr 26, 2025 · cURL Command-line Options The cURL command supports a vast array of command-line options, providing flexibility for various tasks. Oct 9, 2025 · cURL is a powerful command-line tool for transferring data with URLs. To add additional HTTP headers, use the -H command line option. cURL offers powerful features for HTTP/HTTPS requests. Nov 27, 2019 · Curl is a command-line utility for transferring data from or to a server designed to work without user interaction. The -v option activates verbose mode, revealing detailed communication logs between the client and server. Sep 13, 2023 · Use curl to interact with websites directly from your command line. How to Use Curl Command in Linux In this guide, we delve into the intricacies of the curl command, exploring its syntax, options, and practical examples that showcase its versatility in Linux environments. It also covers many other protocols, like FTP, though they go beyond the scope of this tutorial. Apr 25, 2025 · The Linux cURL command lets you transfer data with systems. It helps users to transfer data across different network types, interacting directly with servers to download files, submit requests, and inspect web resources. The increasing amount of applications moving to the web has made "HTTP Scripting" more frequently requested and wanted. Append this option to any ordinary curl command line, and you get libcurl-using C source code written to the file that does the equivalent of what your command-line operation does. mk-ca-bundle is a separate tool, used to get a CA bundle. From basic commands to more advanced options, you'll find plenty of useful tips and tricks to take your skills to the next level. Specifying multiple files on a single command line makes curl transfer all of them, one after the other in the specified order. This in-depth guide will teach you how to fully utilize curl with examples of common use cases. Oct 7, 2018 · Curl is a command-line tool that allows us to do HTTP requests from shell. Discover a handful of the tools that are available to help you get started with cURL. Aug 2, 2025 · Start with our beginner guide: Making HTTP Requests with curl When debugging APIs or testing endpoints, you need quick, reliable tools that don’t require complex setup. 5 days ago · Learn the cURL command in Linux with practical examples for downloads, API requests, authentication, debugging, and network control. Single page documents with the most important curl options explained Download Download View curl-cheat-sheet on GitHub Dec 16, 2024 · Explore 20 essential curl commands for developers and sysadmins. What is the curl Command? Definition: curl, which stands for “Client URL,” is an open-source command-line tool used for transferring data to or from a server using a variety of protocols. curl -- the command line tool -- is to remain a non-graphical command line tool. . Learn how to use Curl for HTTP requests, data retrieval, and more. But if you’re new to it: curl (short for “Client URL”) is a lightweight yet powerful command-line tool for transferring data across URLs. Besides the HTTP (S) protocol, many other network protocols are supported, like FTP, IMAP, LDAP, and SMB. Curl commands work without user interaction and are therefore ideal for use in automation scenarios. Learn how to use curl and its options. In this comprehensive […] Append this option to any ordinary curl command line, and you get libcurl-using C source code written to the file that does the equivalent of what your command-line operation does. Oct 21, 2022 · Curl (client URL) is a command-line tool powered by the libcurl library to transfer data to and from the server using various protocols, such as HTTP, HTTPS, FTP, FTPS, IMAP, IMAPS, POP3, POP3S, SMTP, and SMTPS. In this article, we will learn how to make REST API requests using Curl. This guide will help you learn how to use various options with curl commands. It supports several protocols, including HTTP, HTTPS, FTP, SCP, and SMTP. In this tutorial, we will show you how to use the curl tool through practical examples and detailed explanations of the most common curl options. If curl is given multiple URLs to transfer on the command line, it similarly needs multiple options for where to save them. everything curl Command line HTTP In all user surveys and during all curl's lifetime, HTTP has been the most important and most frequently used protocol that curl supports. Start by opening your terminal. If you are working as a developer or in the support function, you must be aware of cURL command usage to troubleshoot web applications. -s or --silent: This option runs the command in the background silently, without displaying progress, but the result of the command will be shown. Oct 9, 2025 · If you’ve ever worked on the command line and needed to test an API, download a file, or just peek under the hood of a website—chances are you’ve met curl. It supports […] Jul 23, 2025 · Curl is a command-line tool for making web requests, often used directly from the terminal. Let’s explore 20 essential tips that will help you become proficient with cURL. In this tutorial, we’ll learn how to use the curl command In this article, learn the basic curl command and its most useful options. Apr 23, 2025 · This curl cheat sheet and quick reference quide provides essential commands and options for making HTTP requests, transferring files, debugging connections, and working with APIs. curl Command in Linux curl is a command-line tool that is used for transferring data between a server and your computer. curl does not parse or otherwise "understand" the content it gets or writes as output. Curl automatically selects the HTTP GET request method unless you use the -X, --request, or -d command-line option. Usually, I just need to enter the command in the terminal and press the return key. Learn Curl with an extensive database of handpicked Curl examples. Feb 21, 2023 · Curl is a popular command-line utility for transferring data to or from a server using over 25+ protocols. Understanding cURL Syntax Before we add headers and parameters, let’s understand the basic syntax of cURL. If you request a Mar 31, 2024 · Learn some essential and some pro tips and tricks about using the Curl command in Linux. See how curl compares to alternative tools. Learn how to use curl to view web pages, download files, display response headers, and download and upload files to an FTP server. libcurl attempts to use persistent connections for the transfers so that the second transfer to the same host can use the same connection that was already initiated and was left open in the previous transfer. Curl runs on 92 operating systems and has over 20 billion installations worldwide. Master Curl commands in this detailed tutorial. Most of the examples given can be done right in the browser using the ReqBin Online Curl Client. Curl allows you to download or upload files, interact with APIs, send emails, and automate tasks. By using this option, users can gain a deeper understanding of the server's response and extract crucial metadata from the HTTP headers. The command shows below: Nov 22, 2025 · Learn how to send GET requests with cURL using simple commands, flags, and real examples. [12] curl supports HTTPS, and performs SSL or TLS certificate verification by default. Jan 13, 2025 · Learn how to effortlessly run Curl commands on Windows 10 with our step-by-step guide, perfect for beginners looking to enhance their command-line skills. It supports these protocols: DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. Dec 5, 2021 · 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. Read the full reference man page, read the tutorial or learn how to do HTTP scripting with curl. As you will see curl is used in command lines or scripts to transfer data. The curl command can handle a wide range Jan 17, 2025 · cURL is a command-line tool to get or send data using URL syntax. It can be used for downloading files, sending requests, and much more. curl is a “command-line tool for transferring data specified with URL syntax”, which makes it very useful for interacting with REST APIs and other web resources. The Curl command-line tool provides several advanced options such as user authentication, proxy support, resuming transmission, limiting bandwidth and transfer rates, and more. This Learn Linux's curl command with real-world examples. Help curl has more than two hundred and sixty command-line options and the number of options keep increasing over time. The curl command is a useful tool for transferring data to and from a server. Dec 19, 2024 · The Linux cURL command lets you transfer data with systems. Feb 24, 2024 · Master cURL Commands: Essential and Advanced Options In this guide, we'll explore both essential and advanced cURL commands that will help you streamline your workflow and get more done in less time. It supports many common internet protocols including HTTP, HTTPS, FTP, FTPS, SFTP, SCP, SMTP, POP3, IMAP, LDAP, MQTT, TELNET and more. Curl examples include sending a JSON file to a server, submitting a web form, user authentication, proxy support, saving the server response to disk, and more. The curl command is versatile and has the ability to handle complex tasks like Feb 1, 2024 · In this tutorial, we will go over how to add headers and parameters to your cURL requests to interact with HTTP-based services effectively. Jul 13, 2020 · This article explains the curl command in Linux and how to use it with examples based on best practices. What Is the curl Command? Mar 9, 2024 · The curl command in Linux is a versatile tool for transferring data from or to a server without user interaction. Mar 16, 2025 · Append this option to any ordinary curl command line, and you get libcurl-using C source code written to the file that does the equivalent of what your command-line operation does. Jun 1, 2025 · Linux curl command and how to transfer data across networks, understand protocols and enhance script automation with examples from the command line. The most common uses of the curl command include file downloading, uploading, troubleshooting, etc. Is there a way to install cURL in Windows in order to run cURL commands from the command prompt? everything curl Command line transfers Previous chapters described curl concepts and something about the basic command lines. Oct 15, 2025 · Curl is a command-line tool in Linux that's used to transfer data over different protocols. cURL is a computer software project providing the libcurl library and curl command-line tool for transferring data such as downloads and uploads using various network protocols. Chances are the number of options reaches or even surpasses three hundred in the coming years. Dec 7, 2023 · This article provides 12 practical examples of using the Curl command-line tool, with a brief description of each Curl example. Nov 22, 2021 · A curl command is a tool used to transfer data between different hosts. In this beginner curl tutorial, I‘ll go over: What curl is and why it‘s useful Making GET and POST […] May 20, 2025 · Hey there, fellow Linux enthusiast! If you‘ve ever needed to interact with web services, download files, or test APIs from your terminal, you‘ve probably encountered the powerful curl command. How curl curl is a command-line tool for getting or sending data, including files, using URL syntax. Each category holds a number of documentation pages. It is also used in cars, television sets, routers, printers, audio equipment, mobile phones, tablets, settop boxes, media players and is the internet transfer backbone for thousands of software applications totally affecting more than one billion users. The curl command provides Dec 24, 2024 · The curl command in Linux is a versatile tool for transferring data with URLs. It is highly popular for automation and scripts due to its wide range of features and protocol support. The curl supports protocol types like FTP, FTPS, HTTP, HTTPS, IMAP, SCP, SFTP, SMB, TFTP, etc. If you want GUIs or fancy scripting capabilities, you should look for another tool that uses libcurl. Nov 7, 2024 · The Linux curl command supports numerous protocols for data transfer to and from a server. Documentation Overview The main documentation is sub divided into several categories. List options To find out which options you need to perform a certain action, you can get curl to list them. The book: Everything curl This is a detailed and totally free book, available online (and as a PDF as a link from there) that explains everything there is to know about curl, libcurl and the associated project. ch What you see will depend on the content type of the URL. Discover key options, CyberPanel role, and expert tips to elevate your skills! Dec 6, 2019 · This guide shows you, how to get started with curl on Windows and some useful commands with example. Sep 2, 2023 · Learn how to run Curl commands on Windows. curl is a command-line tool for transferring data from or to a server using URLs. For example, curl -L ip. Then, you can begin using cURL to test your endpoints and troubleshoot your applications. You use command-line options and you pass on URLs to work with. Dec 17, 2024 · The curl command-line tool is an essential utility for network interaction and data transfer, catering to a variety of communication protocols including HTTP, HTTPS, FTP, and more. However, I don't know how it works in Python. Its versatility and comprehensive HTTP implementation mean that, if there’s a URL for it, curl can do it. curl is used in command lines or scripts to transfer data. curl supports various network protocols and can operate without interacting with the user. It supports several protocols, such as FTP, HTTP, HTTPS, and more. The one-page guide to Curl: usage, examples, links, snippets, and more. Jul 14, 2023 · To make a GET request using Curl, run the curl command followed by the target URL. This Curl cheat sheet contains commands and examples of some common Curl tricks. Like you can ask curl to switch on verbose mode with the -v Nov 17, 2025 · Curl proxy lets you send secure requests and scrape data safely. Ideal for automation, these commands facilitate user authentication, proxy support, and more. The target URL is passed as the first command-line option. Furthermore, we can find curl in the repositories of most distributions. Test APIs, websites, and web services and validate server responses without installing additional software or plugins. May 17, 2024 · The cURL tool is a well-known tool for transferring data across networks, based on the libcurl library. Learn how to use curl. everything curl Everything curl Everything curl is an extensive guide for all things curl. Curl stands for (Client URL) [!hint] cURL on windows Windows 10/11 come with curl built in them, you can use the curl command from PowerShell or cmd curl is used in command lines or scripts to transfer data. Sep 7, 2023 · This page contains a comprehensive curl command-line reference and guide based on the Mastering the Curl Command Line master class as well additional usage notes and examples on using curl. Whether you're a system administrator, developer, or Linux enthusiast, mastering the `curl` command can significantly enhance your capabilities when dealing with HTTP/HTTPS, FTP, and other protocols. Like you can ask curl to switch on verbose mode with the -v Mar 12, 2025 · This curl cheat sheet contains commands and examples of common tasks that can be performed with curl. Jun 19, 2025 · Curl Like a Pro: 20 Most Useful curl Commands for Beginners Whether you’re a developer, cybersecurity enthusiast, or just someone who stumbled into terminal land and typed curl out of curiosity Feb 16, 2025 · Networking command available on windows, Linux and macOS. cURL is a cross-platform utility means you can use on Windows, MAC, and UNIX. tech fetches IP address details in JSON format, just like visiting the site in a browser. To be able to automatically extract information from the web, to fake users, to post or upload data to web servers are all important tasks This Curl cheat sheet contains commands and examples of some common Curl tricks. These hosts are generally called servers where different protocol types are supported by curl. 8 Fetch a Web Page In its most basic form, curl fetches a URL and displays its contents on your terminal: curl info. This guide will take you through the fundamental concepts, usage methods, common Sep 4, 2023 · Curl by example: Interactive guide Curl (c lient for URL s) is a tool for client-side internet transfers (uploads and downloads) using a specific protocol (such as HTTP, FTP or IMAP), where the endpoint is identified by a URL. The Art Of Scripting HTTP Requests Using curl Background This document assumes that you are familiar with HTML and general networking. Learn basic commands, advanced settings, and best practices with IPcook. Aug 13, 2024 · The curl command is a powerful and versatile tool used to transfer data to or from a server using various protocols, such as HTTP, HTTPS, FTP, and more. This cheat sheet will guide you through its most common commands. When were each command line option added to curl. Apr 26, 2010 · Is there a way to install cURL in windows in order to run cURL commands from the command prompt? Command line options When telling curl to do something, you invoke curl with zero, one or several command-line options to accompany the URL or set of URLs you want the transfer to be about. Dec 7, 2017 · I have read the man pages of Curl, but I can't understand what those parameters (k, i and X) mean. It supports many protocols including HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, DICT, TELNET, LDAP, and FILE. May 6, 2023 · The curl command line tool is a perfect assistant when you're working with HTTP code. Interestingly email protocols lşike IMAP, IMAPS, POP3, etc. Oct 24, 2023 · The curl command line tool is used by developers, sysadmins, and power users to transfer data to and from servers. Jun 14, 2022 · This guide outlines the most popular curl examples, along with a description of what each command does. Here's the syntax of curl command with examples. How to Use Curl -v Command, A Complete Guide curl is a powerful command-line tool for HTTP requests, supporting various protocols. It supports numerous protocols including HTTP, HTTPS, FTP, and many more. The simplest form of a cURL command is: curl [options] [URL] The `curl` command is one of the most essential tools available on Linux systems for transferring data with URLs. Whether you're using Windows 10 or older versions, this guide will walk you through setup, basic commands, and alternatives for this powerful data transfer tool. 12 I want to execute a curl command in Python. curl offers a busload of useful tricks like proxy support, user authentication, FTP upload, HTTP post, SSL connections, cookies, file transfer resume and more. See why 850,000 users use ReqBin online Curl Client for testing their APIs online! Nov 18, 2024 · What is cURL? cURL (pronounced as “curl”) is an open-source command-line tool and library that enables data transfer using various network protocols, such as HTTP, HTTPS, FTP, IMAP, and more. Using the curl Command The curl command is used to transfer data from or to a server using various protocols like HTTP, HTTPS, FTP, and more. Aug 31, 2023 · Run, save, and collaborate Curl commands directly from your browser. The command is designed to work without user interaction. Short options Command line options pass on information to curl about how you want it to behave. With curl command line utility, you can download files, send data or interact with the web APIs directly from the terminal. A complete step-by-step guide for beginners and developers curl is a tool to transfer data from or to a server, using one of the supported protocols (HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, DICT, TELNET, LDAP or FILE). Find out how to install curl by reading Oct 31, 2022 · Learn how to use Curl for GET and POST requests, set headers, and automate data tasks in Linux. This guide covers the basics of using curl, including syntax, options, and practical examples for downloading files, making API calls, and more, to enhance your command-line skills. Covering a wide range of curl options, tricks, and tips. It stands for "Client URL" and is commonly utilized for web requests, enabling users to download files, send data via POST requests, and even interact with RESTful APIs directly from the command line. cipv rvs poaqb otlbu vfdf smzss yvp tnzejpmm paiajl fdhm augdk nwut hlio ear rawh