JSON Crack
JSON Crack is a web-based utility designed to transform raw and complex data structures into interactive graph visualizations and trees. It supports input formats including JSON, YAML, CSV, and XML, providing built-in formatting, validation, and schema generation capabilities. Additional features include type generation for languages like TypeScript and Go, query execution using jq, and client-side processing to ensure data privacy without server-side storage. JSON Crack is free; premium features have moved to ToDiagram.
Checked on Nov 2, 2026.
Alternative resources
A browser-based toolkit for formatting, validating, minifying, and converting JSON data locally.
An open source browser-based collection of developer utilities including JSON, XML, YAML, CSV and TOML formatters, validators, and encoders.
A web-based polyglot code and data transformation tool for converting between various formats such as JSON, TypeScript, GraphQL, CSS, and SVG.