Inspect URL and campaign data
Parse URLs, encode components, and build UTM links before publishing.
Free Web Tools
Parse URLs, build UTM links, inspect headers, clean HTML/CSS, and convert cURL snippets.
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Popular workflows
Clean web snippets
Prettify or minify HTML, CSS, and JavaScript snippets for review.
Debug request context
Parse cookies, headers, user agents, and convert cURL commands to fetch.
Common tasks
- Break down a URL into origin, path, query, and hash.
- Generate UTM campaign URLs consistently.
- Parse cookie and HTTP header snippets.
- Format or minify HTML, CSS, and JavaScript.
All tools in this topic
URL Parser Parse URL components, query parameters, hash, and origin locally URL Encoder Decoder Encode and decode URL components safely UTM URL Builder Build campaign URLs with UTM source, medium, campaign, term, and content fields HTML Minifier Minify simple HTML markup by removing extra whitespace HTML Prettifier Format simple HTML markup with readable line breaks CSS Minifier Minify CSS by removing comments and extra whitespace CSS Prettifier Format CSS rules with readable indentation JavaScript Minifier Minify simple JavaScript snippets by removing comments and extra whitespace Cookie Header Parser Parse Cookie request headers into readable JSON HTTP Header Parser Parse HTTP header lines into readable JSON cURL to Fetch Convert simple cURL commands into browser fetch snippets User-Agent Parser Identify browser, engine, operating system, and device hints from a user agent string HTTP Basic Auth Generator Generate Basic Authorization header values locally
Frequently asked questions
Can I parse query parameters?
Yes. URL Parser breaks URLs into readable parts and parameters.
Can I build campaign URLs?
Yes. UTM Builder creates consistent campaign links.
Can I convert cURL to fetch?
Yes. cURL to Fetch converts simple commands into browser fetch snippets.
Are web snippets uploaded?
Supported pasted snippets are processed in your browser.