JSON File Opener

Open and view JSON files online with drag & drop support

Drag & drop your JSON file here

Or click to browse files

Features

File Upload

Upload JSON files with a simple click

Drag & Drop

Drag files directly into the browser

Auto Format

Automatically format and validate JSON

Privacy First

All processing happens locally in your browser

Frequently Asked Questions

A JSON File Opener is a tool that allows you to open and view JSON files directly in your web browser. You can upload files via clicking or drag and drop, and the tool will display the file content in a formatted, readable way.
You can open a JSON file in two ways: 1) Click the 'Choose File' button and select a JSON file from your computer 2) Drag and drop a JSON file directly onto the drop zone
Currently, only .json files are supported. The tool validates that the file is a valid JSON format and will show an error if the file contains invalid JSON.
Yes, files larger than 10MB cannot be uploaded for performance reasons. For larger JSON files, consider using a desktop application or splitting the file into smaller parts.
Yes! The tool automatically validates the JSON syntax when you open a file. If the file contains invalid JSON, an error message will be displayed with details about what went wrong.
Absolutely! All file processing happens entirely in your browser. Your files are never uploaded to any server or sent to third parties, ensuring complete privacy and security.