Query String to JSON
Parse URL query strings into a JSON object with type inference
Free online query string to JSON parser. Paste a URL or query string and get a structured JSON object with automatic type detection. Supports dot and bracket nested key formats.
JSON output will appear here
About Query String to JSON
Parses URL query strings into structured JSON. Supports full URLs (the query part is extracted automatically), repeated keys (converted to arrays), dot notation (a.b=1), and bracket notation (a[b]=1). Values are auto-typed as numbers, booleans, or strings.