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Tag: Http

14 tools available

Featured Product

Cheat Sheet

REST API Cheat Sheet

Complete REST API cheat sheet covering HTTP methods, status codes, headers, authentication, JSON request and response formats, pagination, filtering, versioning, caching, idempotency, and API best practices.

rest apihttpapi +6

Convert Tools

cURL to Fetch

Convert curl commands to JavaScript fetch() code instantly. Supports async/await, promise chains, and bare fetch. Handles headers, JSON bodies, FormData, basic auth, and cookies.

curlfetchjavascript +6

cURL to PHP

Convert curl commands to PHP code instantly. Supports PHP cURL extension, Guzzle HTTP client, and file_get_contents. Handles headers, JSON bodies, form data, basic auth, cookies, and TLS options.

curlphphttp +4

cURL to Python Requests

Convert curl commands to Python code instantly. Supports requests, httpx (sync & async), and urllib. Handles headers, JSON bodies, form data, basic auth, cookies, and TLS options.

curlpythonrequests +6

Dev Tools

cURL Parser

Parse curl commands and inspect every part of the HTTP request — method, URL, query parameters, headers, body, basic auth, cookies, and flags — broken down into a clean structured view. 100% client-side.

curlparserhttp +8

HTTP Header Diff

Compare two HTTP header blocks online and highlight added, removed, and changed headers with malformed-line detection.

httpheadersdiff +3

HTTP Request Parser

Parse raw HTTP requests online. Instantly break down method, URL, path, query parameters, headers, and body into structured tables. Supports all HTTP methods and JSON body formatting.

httprequestparser +7

Webhook Request Replayer

Paste a saved webhook request and instantly get cURL, fetch, or Axios code to replay it. Debug failed webhook deliveries, test local handlers, and reproduce webhook events without waiting for a retry.

webhookreplaycurl +8

Generator

Cache-Control Header Generator

Build HTTP Cache-Control headers visually. Pick directives like public, private, no-cache, max-age, s-maxage, immutable, and stale-while-revalidate, then copy ready-to-paste Nginx, Apache, Express, or CDN snippets.

cache-controlhttpheader +10

Curl Command Builder

Build cURL commands online with method, URL, headers, query params, auth, request body, and common options. Instant copy-ready output in your browser.

curlhttpapi +4

HTTP Header Builder

Build HTTP request headers visually and export as raw HTTP, cURL, JavaScript fetch, Python requests, or Node.js code. Header autocomplete, value presets, and copy-ready output.

httpheadersapi +6

Permissions-Policy Header Generator

Build HTTP Permissions-Policy headers visually. Allowlist or block 30+ browser features (camera, microphone, geolocation, clipboard, USB, payment, fullscreen, browsing-topics, …) and copy snippets for Nginx, Apache, Express, or CDN.

permissions-policyfeature-policyhttp +13

Query String Builder

Build and parse URL query strings online. Add key-value pairs, choose array styles (repeat, brackets, indices, comma), control encoding, sort, and copy ready-to-use query strings or full URLs.

query stringurlurlsearchparams +6

Request Payload Builder

Build HTTP request payloads visually — JSON, form-data, URL-encoded, XML, GraphQL, and raw. Live preview with copy and download. Free online tool.

jsonform-dataxml +7