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Valid JSON27 lines520 B
Client-side only
Online JSON Editor
A full-featured JSON editor powered by Monaco (the engine behind VS Code). Edit JSON with syntax highlighting, bracket matching, auto-completion, and real-time error detection. All processing happens in your browser.
Editor Features
- Syntax highlighting with bracket pair colorization
- Real-time validation with error markers
- Code folding for nested structures
- Format, minify, and sort keys
- Upload and download JSON files
Frequently Asked Questions
Is this the same editor as VS Code?
It uses Monaco Editor, which is the same core editor component that powers VS Code. You get the same syntax highlighting, code folding, and editing experience.