Format & Beautify JSON Online (Tree & Code Editor)
Transform messy, minified JSON payloads into clean, indented, human-readable data structures. Features tree navigation, dual-pane editing, schema validation, and zero server logging of private API tokens or customer data.
Key Technical Capabilities
- Tree & Code View ModesSwitch effortlessly between interactive hierarchical tree manipulation and raw syntax editor.
- Instant Error HighlightingPins exact line numbers and column offsets for missing commas, unquoted keys, and syntax bugs.
How to Format and Beautify JSON
- Paste JSON TextPaste your unformatted JSON payload into the editor.
- Auto-FormatThe editor automatically lints, formats with 2-space indentation, and colorizes keys and values.
- Copy or TransformCopy the beautified JSON or switch to tree mode to inspect nested arrays and objects.
Frequently Asked Questions
- Are confidential API responses safe to paste?
- Yes! EasyDev runs entirely in your browser memory. Nothing is sent across the internet.