cURL Command Builder
Build a POSIX-shell cURL command from a URL, method, JSON headers and request body. Quote arguments safely without sending the request.
Start with your input
Edit the example or replace it with your own text.
Choose your options
These settings are optional. Keep the defaults to get started.
How to use cURL Command Builder
- Load the included example or provide your own input and settings.
- Choose the operation and review the supported format below.
- Run the tool, inspect the result, and copy or download it.
Build a reproducible request template
Enter an absolute HTTP or HTTPS URL, select a method and provide headers as a JSON object of string values. The main editor supplies an optional raw body. The result includes explicit URL and method options, disables URL globbing, and quotes each shell argument independently. This is useful for preparing a documented example or recreating a request outside a browser without sending it during generation.
Match the generated command to your shell
The generated quoting targets POSIX shells such as sh and bash; it is not a PowerShell or Windows cmd quoting format. A raw body is passed with data-raw, so an initial at sign is not interpreted as a local filename. Headers reject embedded line breaks, and URL credentials are rejected. Review secrets before saving the command to documentation, terminal history or a shared issue tracker.
Example input
{"name":"Ada","active":true}Does cURL Command Builder upload my input?
No. This tool processes input locally in your browser without calling a conversion API.
Is input uploaded?
Processing takes place in your browser. This tool does not send your input or selected files to a conversion API.