URL Query String Parser

Parse URL query parameter strings into structured key-value pairs and JSON objects.

How It Works & Processing Standards

Parse URL query parameter strings into structured key-value pairs and JSON objects.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

  • Maximum input length: 100,000 characters

URL Query String Parser is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use URL Query String Parser

  1. 1
    Paste Query StringEnter a full URL or raw query string (e.g. key1=val1&key2=val2).
  2. 2
    View Parsed ParametersInspect parameters in clean tabular and JSON representations.

Common Use Cases

  • Debugging tracking URLs and UTM tags, analyzing OAuth redirect callbacks, and web development
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