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GraphQL Formatter
Pretty-print GraphQL queries and schemas with consistent indentation. Handy for readable queries in code review.
Output will appear here…Why use our GraphQL Formatter?
100% private
Everything runs in your browser. Your data never leaves your device — safe for production payloads.
Instant results
No round trips, no rate limits, no login. Format, validate and inspect megabytes of JSON in milliseconds.
Standards-first
Follows RFC 8259 / ECMA-404 exactly. Reports errors with precise line and column diagnostics.
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OpenRelated reading
Deep-dive guides that pair well with the GraphQL Formatter.
Comparisons
JSON Formatter vs JSON Validator: what's the difference?
Formatters make JSON readable. Validators prove it is correct. Here's when to reach for each — and why great tools do both.
ReadAPI Guides
How APIs use JSON for data exchange
From REST payloads to GraphQL responses and webhooks, JSON is the lingua franca of modern APIs. Here's how it works in practice.
ReadGuides
What is JSON? A developer's introduction
Understand the JSON data format, its history, and why it dominates modern APIs and configuration files.
Read