cURL Conversion Tool

Converted Code

Ready
// Converted code will appear here...
// Paste a cURL command and click "Convert"

Quick Reference

Language Library/Method Key Features
Python Requests Simple API, JSON support, session management
JavaScript Fetch API Promise-based, built into modern browsers
JavaScript Axios Promise-based, request/response interceptors
PHP cURL Extension Comprehensive options, file uploads
Ruby Net::HTTP Standard library, SSL support
Go http.Client Concurrent requests, efficient memory use
Bash Shell Script Automation, system integration

Common cURL Options

  • -X, --request: Specify request method (GET, POST, PUT, DELETE)
  • -H, --header: Add HTTP header to request
  • -d, --data: Send data in request body
  • --data-urlencode: URL encode data before sending
  • -u, --user: Basic authentication credentials
  • -L, --location: Follow redirects
  • -k, --insecure: Allow insecure server connections

About cURL Converter

A cURL Converter is a tool that transforms cURL command-line requests into various programming language formats, such as Python, JavaScript (Fetch API, Axios), PHP, Ruby, and Go. This simplifies API testing and integration by allowing developers to quickly convert raw HTTP requests into code that can be used within applications.

Developers, API testers, and DevOps professionals frequently use cURL converters to translate command-line API calls into code snippets that can be integrated into web applications, automation scripts, and backend systems.

Core Capabilities

  • Convert cURL to Multiple Languages: Supports Python (requests), JavaScript (Fetch, Axios), PHP (cURL), Ruby, Go, and more.
  • Preserve HTTP Request Details: Retains headers, authentication, and query parameters.
  • Syntax Highlighting and Formatting: Outputs clean and readable code snippets.
  • Cross-Platform Compatibility: Works with different operating systems and development environments.
  • Supports Various HTTP Methods: Handles GET, POST, PUT, DELETE, PATCH, and other HTTP request types.

Common Use Cases

Converting API Requests for Web Applications

Web developers often need to convert cURL requests into JavaScript Fetch or Axios for frontend API integration.

Example
Input (cURL Command):
curl -X GET "https://api.example.com/data" -H "Authorization: Bearer token123"
Output (JavaScript Fetch):
fetch("https://api.example.com/data", { method: "GET", headers: { "Authorization": "Bearer token123" } }).then(response => response.json()) .then(data => console.log(data));

Translating cURL Commands for Backend Development

Backend developers may need to convert cURL commands into Python requests for API integration.

Example
Input (cURL Command):
curl -X POST "https://api.example.com/login" -H "Content-Type: application/json" -d '{"username": "admin", "password": "1234"}'
Output (Python Requests):
import requests url = "https://api.example.com/login" headers = {"Content-Type": "application/json"} data = {"username": "admin", "password": "1234"} response = requests.post(url, json=data, headers=headers) print(response.json())

Automating API Calls in Shell Scripts

DevOps engineers may use cURL converters to generate shell-friendly scripts for API automation.

Example
Input (cURL Command):
curl -X DELETE "https://api.example.com/users/123" -H "Authorization: Bearer token123"
Output (Bash Script):
#!/bin/bash URL="https://api.example.com/users/123" HEADER="Authorization: Bearer token123" curl -X DELETE "$URL" -H "$HEADER"

Debugging and Testing API Endpoints

API testers can quickly convert cURL requests into various languages to test endpoints in different development environments.

Troubleshooting & Best Practices

Ensure Proper Quotation Marks

Use double quotes (") for URLs and headers to avoid syntax errors.

Check Content-Type Headers

Ensure the correct format (application/json, application/x-www-form-urlencoded, etc.).

Verify API Authentication

Some APIs require additional headers or token-based authentication.

Escape Special Characters

Avoid conflicts with special characters in shell scripting.

Test API Requests After Conversion

Run the generated code to confirm functionality.

How to Use the cURL Converter

  1. Paste or Enter a cURL Command: Provide the cURL command that needs conversion.
  2. Select Output Format: Choose the desired programming language (Python, JavaScript, PHP, etc.).
  3. Click Convert: Instantly generate the translated code snippet.
  4. Copy and Use the Output: Implement the converted request in your application.

Specifications

  • Supported Input Format: cURL commands with headers, authentication, and body data.
  • Output Formats: Python (requests), JavaScript (Fetch, Axios), PHP (cURL), Ruby (Net::HTTP), Go (http.Client), and Bash.
  • HTTP Methods Supported: GET, POST, PUT, DELETE, PATCH.
  • Authentication Support: Bearer tokens, API keys, Basic Auth.
  • System Compatibility: Works on Windows, macOS, Linux.
  • Browser Requirements: Compatible with Chrome, Firefox, Safari, and Edge.

A cURL Converter simplifies API development by transforming raw cURL commands into usable code snippets for different programming environments. Whether integrating APIs into web apps, backend systems, or automation scripts, this tool speeds up the process and ensures accurate conversions.