How are special characters handled?

All special characters are properly URL-encoded using encodeURIComponent(), ensuring the output is safe for use in URLs.

Does it handle nested objects?

Nested objects are flattened using bracket notation (e.g., user[name]=John). Arrays use indexed brackets (e.g., items[0]=foo).

Yes! Use our URL Parameters to JSON converter for the reverse operation.

Yes, arrays are serialized using bracket notation: {colors: ['red', 'blue']} becomes colors[0]=red&colors[1]=blue.

JSON & Data

Convert JSON to URL query strings

100% client-side processing

Ctrl+Enter to process

Input

Output

Output will appear here...

Convert JSON to URL query strings. Runs 100% client-side — no data is sent to any server.

Vercel

Deploy frontend apps with zero config

Netlify

Build and deploy modern web projects

DigitalOcean

Cloud infrastructure for developers

Railway

Deploy apps, databases, and cron jobs instantly

JSON Diff & Compare

Compare two JSON documents structurally

JSONPath Query Tool

Query JSON with JSONPath expressions

JSON Schema Generator

Generate JSON Schema from example data