EthicalFusion

Query String Parser

Break a URL or query string into readable key/value parameters.

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Break a URL or query string into readable key/value parameters, one per line, with values URL-decoded. It is handy for debugging links, tracking tags (UTM) and API requests. Everything runs in your browser.

Frequently asked questions

How do I parse a query string?

Paste a full URL or just the query string and click parse; each parameter is listed with its decoded value.

Does it decode URL-encoded values?

Yes, percent-encoding and + signs are decoded so you see the real values.

What is this useful for?

Debugging tracking links (utm_source, utm_medium), API request parameters and any URL with a long query string.

Is my URL uploaded?

No, parsing happens entirely in your browser.