curl to Fetch Converter
Convert curl commands to JavaScript fetch, Python requests, and more.
fetch(class="hljs-string">"https://api.example.com/data", {
method: class="hljs-string">"POST", headers: {
class="hljs-string">"Content-Type": class="hljs-string">"application/json",
class="hljs-string">"Authorization": class="hljs-string">"Bearer token123"
},
body: {class="hljs-string">"name": class="hljs-string">"John", class="hljs-string">"email": class="hljs-string">"john@example.com"},
})
.then(res => res.json())
.then(data => console.log(data))Parsed
POST https://api.example.com/data — 2 headers, body: 45 chars
Frequently Asked Questions
What is curl to Fetch Converter?
curl to Fetch Converter is a free online tool that convert curl commands to javascript fetch, python requests, and more. It runs entirely in your browser using JavaScript — no data is uploaded to any server, ensuring your information stays private and secure. Whether you are working on a quick one-off task or integrating into your regular development workflow, this tool provides instant results without requiring any installation, sign-up, or configuration.
Unlike traditional desktop software or cloud-based services, our curl to fetch converter processes everything locally on your device. This means zero latency, no file size limits, and complete privacy. It is ideal for developers, content creators, and professionals who need reliable results without compromising on data security.
Key Features
Multi-Language
Convert to JavaScript fetch, Python requests, axios, and Go.
Header Parsing
Extracts all headers, cookies, and auth from curl commands.
Body Detection
Detects JSON, form data, and multipart bodies from curl commands.
One-Click Copy
Copy converted code directly to clipboard.
Common Use Cases
curl to Fetch Converter is useful in a variety of scenarios across different workflows:
Convert curl examples from API documentation into JavaScript fetch code
Translate legacy curl scripts into modern Python requests for maintenance
Quickly switch between programming languages while prototyping API calls
Tips & Best Practices
Use the correct output language
Select the target language before pasting your curl command — the parser strips curl-specific syntax and adapts to each language's conventions.
Check for header accuracy
After conversion, verify that custom headers and cookies from the curl command were properly extracted into the generated code.
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Related Guides & Articles
Deepen your knowledge with these api guides and tutorials:
Common Errors & Fixes
Learn how to fix common errors related to curl to Fetch Converter:
CORS Policy Blocked Request
Learn how to fix 'CORS policy: No Access-Control-Allow-Origin header' errors. Understand how CORS works and how to configure it correctly.
CORS Preflight Request Failed
Fix CORS preflight (OPTIONS) request failures. Learn how browsers check CORS permissions before making cross-origin requests.
Invalid Content-Type Header Error
Fix 'Invalid Content-Type' errors when the request Content-Type header does not match the request body format.