Free tools for .http & API work
Small, fast, no-nonsense developer tools — they run entirely in your browser, so nothing you paste is ever uploaded. No account, no sign-up, free to use.
cURL → .http
Paste any cURL command — including your browser's "Copy as cURL (bash)" — and get a clean, runnable .http request.
.http → cURL
Paste a .http request — variables and all — and get a ready-to-run cURL command for any terminal.
OpenAPI → .http
Drop an OpenAPI or Swagger (JSON) spec and get one runnable .http request per operation — variables, headers, and example bodies included.
HAR → .http
Drop a .har capture from DevTools and get clean .http requests — one per call, headers and bodies preserved.
More .http tools are on the way. Got one you'd like to see? Tell us.
The native home for your .http files.
These tools are free. Karve is the native Windows workspace where you organize and run the .http files they produce.
7-day free trial · No account · No subscription · No metered requests
25% off now