Convert cURL to JavaScript Fetch
Convert cURL commands to JavaScript fetch code instantly in your browser. This free tool runs entirely client-side, generating clean, modern JS code from any cURL command.
cURL to Code Converter
Paste a cURL command and instantly convert it to JavaScript, Python, Go, PHP, Ruby, or Java code.
About cURL to Code
- Paste any cURL command from browser DevTools, API docs, or your terminal — it converts to working code instantly.
- Supports common flags:
-X-H-d-u-F-L-kand more. - Line continuations (
\) are handled automatically — paste multi-line commands directly. - Everything runs in your browser — no data is sent over the network.
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Why convert cURL to JavaScript?
When building web applications or Node.js services, you need to translate HTTP requests into JavaScript code. Browser DevTools let you copy network requests as cURL commands, and API docs often provide cURL examples. This converter turns those commands into modern JavaScript fetch() calls or axios requests that you can use directly in your codebase.
Common use cases for cURL to JavaScript conversion
Frontend developers use this to integrate API calls copied from browser DevTools, backend developers convert cURL examples from API documentation into Node.js code, and full-stack developers use it when building API clients. It handles headers, request bodies, query parameters, and authentication automatically.
Frequently Asked Questions
Does the converter output fetch or axios code?
The converter generates modern JavaScript fetch() code by default, which works in all modern browsers and Node.js 18+. The fetch API is built into the platform and requires no additional dependencies.
Does the converter handle JSON request bodies?
Yes. When the cURL command includes a JSON body (-d '{...}' with a Content-Type: application/json header), the converter generates clean JavaScript with proper JSON.stringify() calls and the correct headers.
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