Parse, decode, and extract URL query strings, UTM tracking tags, and array parameters into structured JSON.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Paste any complete URL or query string into the input box.
Review the key-value list and UTM campaign parameters.
Copy or download the parsed JSON representation.
Duplicate keys (e.g. ?tag=web&tag=app) are automatically collected into arrays.
Yes, characters like %20, %26, and %3F are decoded into standard text.
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