How JSON Hero Transforms JSON Viewing for Developers

JSON Hero is a simple, practical JSON tool with a clean UI and extra features that make reading and understanding JSON documents easier and more intuitive.

It supports multiple views such as column view, tree view, and raw JSON view; the column view is inspired by macOS Finder.

1. Local Installation (Optional)

To run JSON Hero locally, clone the repository and install dependencies:

git clone https://github.com/jsonhero-io/jsonhero-web.git
cd jsonhero-web
npm install

Then start the application:

npm start

2. Direct Use

Visit https://jsonhero.io/ and drag a JSON file onto the site, or paste JSON or a JSON URL into the provided form.

Content Preview

JSON Hero automatically infers the content of strings and provides useful previews and properties for selected values.

Date and Time

Image URLs

Website URLs

Tree View

The tree view clearly displays JSON structures; see example:

It also supports searching within JSON data.

Sharing

After editing or reviewing data, you can generate a shareable link without copying the entire dataset.

Overall, JSON Hero supports multiple viewing modes, integrates with VS Code extensions, and is a powerful tool for anyone who frequently works with JSON.