cURL Converter — Convert cURL to JavaScript, Python, Go, PHP

cURL Command
JS (fetch) Output0 chars
Generated code will appear here...

Supports:
- GET, POST, PUT, PATCH, DELETE
- Custom headers (-H)
- JSON body (-d)
- Form data (-F / --data-urlencode)
- Basic auth (-u)
- Multi-line with backslash continuation

Supported Features

✓All HTTP methods (GET, POST, PUT, PATCH, DELETE)
✓Custom headers (-H / --header)
✓JSON body (-d / --data / --data-raw)
✓Form data (-F / --form / --data-urlencode)
✓Basic auth (-u / --user)
✓Multi-line with \ continuation
✓Single and double quoted values
✓6 target languages
✓Parsed request summary
✓Download generated file
✓Copy to clipboard

What This Tool Does

cURL Converter — Convert cURL to JavaScript, Python, Go, PHP is built for deterministic developer and agent workflows.

Convert cURL commands to JavaScript fetch, Axios, Python requests, Node.js http, PHP, and Go. Instant client-side conversion with header, body, and auth support.

Use How to Use for execution steps and FAQ for constraints, policies, and edge cases.

Last updated:

This tool is provided as-is for convenience. Output should be verified before use in any production or critical context.

Agent Invocation

Best Path For Builders

Dedicated API endpoint

Deterministic outputs, machine-safe contracts, and production-ready examples.

Dedicated API

https://aidevhub.io/api/curl-converter/

OpenAPI: https://aidevhub.io/api/openapi.yaml

GET /api/curl-converter/ GET curl-converter
POST /api/curl-converter/ POST curl-converter

Unified Runtime API

https://aidevhub.io/api/tools/run/?toolId=curl-converter&a=...

GET and POST are supported at /api/tools/run/ with identical validation and limits.

Limit: req / s, input max 256 KB.

How to Use cURL Converter — Convert cURL to JavaScript, Python, Go, PHP

  1. 1

    Paste your cURL command

    Copy any cURL command from your terminal, browser DevTools, API docs, or Postman and paste it into the left panel. Multi-line commands with backslash continuation are supported automatically.

  2. 2

    Select target language

    Click a language tab — JS (fetch), JS (axios), Python, Node.js http, PHP, or Go — to generate idiomatic code for that language. The output updates instantly without any server calls.

  3. 3

    Review parsed request details

    Below the panels, a summary shows the detected HTTP method, URL, and headers extracted from your cURL command. Use this to confirm the parser understood the request correctly before copying.

  4. 4

    Copy or download the code

    Click Copy Code to copy to clipboard, or Download to save as a file with the correct extension (.js, .py, .go, .php). Drop it directly into your project.

Frequently Asked Questions

What is cURL Converter?
cURL Converter is a free online tool that transforms cURL commands into idiomatic code for JavaScript (fetch or Axios), Python requests, Node.js http, PHP curl, and Go net/http — instantly and entirely in your browser.
How do I convert a cURL command?
Paste your cURL command into the left panel, then click the target language tab (JS fetch, JS axios, Python, Node.js, PHP, or Go). The converted code appears immediately in the right panel. Use the Sample cURL button to try an example.
Is cURL Converter free?
Yes. cURL Converter is completely free with no sign-up required.
Does cURL Converter send my data to a server?
No. All parsing and code generation happens entirely in your browser. Your cURL commands — which may contain API keys or tokens — never leave your device.
What cURL options are supported?
Supported flags include: -X (method), -H (headers), -d / --data / --data-raw / --data-binary (body), -F / --form (form data), --data-urlencode (URL-encoded fields), -u (basic auth), -L (follow redirects), and multi-line commands with backslash continuation.