URL, HTTP & APIs Tools
20 browser-based url, http & apis tools. Pick one to get started — most run entirely in your browser.
Tools in this category
- URL, HTTP & APIs
API Response Inspector
Paste a raw HTTP response to inspect its status, headers and body — with JSON, XML, HTML and form payloads rendered clearly in your browser.
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Bulk URL Parser
Paste many URLs and parse them into downloadable structured columns — entirely in your browser.
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cURL Command Builder
Turn a method, URL, headers, and body into a ready-to-paste curl command — entirely in your browser.
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cURL Command Explainer
Paste a curl command and get every option, header, URL part and body explained — entirely in your browser.
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cURL to Fetch Converter
Paste a curl command and instantly get ready-to-paste browser fetch() JavaScript, entirely in your browser.
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cURL to PHP Converter
Convert a curl command into concise, ready-to-run PHP cURL code — entirely in your browser.
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HTTP Header Parser
Paste raw request or response headers and get a structured, explained, copyable view in your browser.
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HTTP Request Builder
Build a complete HTTP request from method, URL, query parameters, headers, and body, then copy the raw message or cURL command.
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HTTP Status Code Reference
Search HTTP status codes by number or phrase and read concise meanings, usage notes and related codes.
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Pagination Calculator
Calculate page counts, offsets, limits, item ranges, and pagination URLs for any paged list.
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Query String Builder
Build correctly encoded query strings from editable key/value pairs and copy the result.
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Query String Parser
Turn a URL or query string into an editable table of parameters and rebuild a clean query string — in your browser.
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Redirect Chain Inspector
Paste captured HTTP responses and inspect every redirect hop — status, Location, resolved URLs, loops and timing — entirely in your browser.
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Relative URL Resolver
Resolve relative URLs against a base URL and copy the absolute results — entirely in your browser.
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URL Cleaner
Strip tracking parameters and tidy up URLs without changing where they point — entirely in your browser.
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URL Comparison Tool
Compare two URLs component by component and highlight meaningful differences — entirely in your browser.
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URL Encoder / Decoder
Percent-encode or decode a URL or component with encodeURI, encodeURIComponent, form and strict RFC 3986 modes — entirely in your browser.
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URL Parser
Break a URL into scheme, authority, hostname, port, path, query, and fragment — entirely in your browser.
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UTM Builder
Build correctly encoded UTM campaign URLs from a destination link and campaign details, entirely in your browser.
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Webhook Payload Tester
Build a webhook payload and headers with real provider presets, sign it with HMAC, and copy a ready-to-run cURL, JavaScript or raw HTTP replay — all in your browser.
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