GraphQL Formatter
About GraphQL Formatter
The GraphQL Query & Schema (SDL) Formatter beautifies and indents GraphQL queries, mutations, subscriptions, and Schema Definition Language (SDL) schemas with field sorting, bracket alignment, and directive formatting.
How to Use GraphQL Formatter
Step 1
Paste your GraphQL query or SDL schema into the editor.
Step 2
Click "Format GraphQL".
Step 3
Inspect the beautified, indented output.
Step 4
Click "Copy GraphQL".
Practical Use Cases for GraphQL Formatter
GraphQL Query & Mutation Beautification
Format messy, unindented frontend GraphQL queries and mutations before pasting into Apollo Client or Relay codebases.
GraphQL SDL Schema Standardization
Beautify backend type definitions (`type User { ... }`) and interface schemas for clean team collaboration.
Input & Output Examples
Formatting GraphQL Query
query GetTools($cat:String!){tools(category:$cat){id name description}}query GetTools($cat: String!) {\n tools(category: $cat) {\n id\n name\n description\n }\n}Key Features & Performance
- ✓Formats GraphQL queries, mutations, subscriptions, fragments, and SDL schemas.
- ✓Configurable indentation (2 spaces or 4 spaces).
- ✓Aligns arguments, variables, directives (`@include`, `@skip`), and inline fragments.
- ✓100% Client-Side memory execution.
- ✓1-Click Copy formatted GraphQL code.
Key Terminology & Definitions
GraphQL SDL (Schema Definition Language)
The syntax used to write GraphQL schema types (`type`, `input`, `interface`, `enum`, `scalar`, `union`) independent of any programming language.
GraphQL Fragment
A reusable unit in GraphQL used to share common field selections across multiple queries.