curl

Transfer data with URL syntax for HTTP, HTTPS, and related protocols.

Quick Start

1. Verify curl is available: curl --version
2. Establish the command surface: curl --help or man curl
3. Start with a safe probe: curl --head --fail --location https://example.com

Intent Router

Load only the reference file needed for the active request.

• references/install-and-setup.md — Installing curl, checking versions, CA store, and proxy basics
• references/cheatsheet.md — Common flags, GET and POST requests, headers, output capture, and status extraction
• references/advanced-usage.md — Multipart uploads, auth flows, retries, resume, proxies, APIs, and structured response output
• references/troubleshooting.md — DNS, TLS, redirect, quoting, proxy, timeout, and HTTP failure recovery