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JSON Formatter & Validator
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JSON Formatter & Validator
Professional online json tool | format, validate & convert
# Code Generator
Featured on : Aug 20. 2025
Featured on : Aug 20. 2025
What is JSON Formatter & Validator?
Professional JSON formatter, validator, and converter. Format, validate, minify JSON with real-time processing. Convert to XML, CSV, YAML. Free online tool with dark mode, tree view, and advanced features.
Problem
Users (developers, data professionals) need to manually format, validate, and manage JSON data using basic text editors or fragmented tools, which lacks real-time validation, advanced formatting options, and multi-format conversion capabilities.
Solution
A web-based JSON tool that lets users format, validate, and convert JSON data using real-time processing, featuring minification, dark mode, tree view, and conversions to XML/CSV/YAML.
Customers
Developers, data engineers, and analysts who work with JSON APIs, configurations, or data pipelines and require structured data management.
Unique Features
Real-time JSON processing, seamless format conversion (XML/CSV/YAML), dark mode for extended use, and tree view for hierarchical data visualization.
User Comments
Simplifies JSON validation instantly
Dark mode reduces eye strain during long sessions
Conversion to YAML saved hours of manual work
Tree view helps debug complex JSON structures
Free tool outperforms paid alternatives
Traction
Launched in 2022, featured on ProductHunt, 100k+ monthly users, free tier with premium features planned. Founder has 3.2k followers on X (twitter.com/jsonmaster).
Market Size
The global developer tools market is valued at $4.5 billion in 2022 (Statista), with JSON tools being a critical subset due to rising API-driven development.