GroupJSON

Visually group, filter, and summarize your JSON data — no code required.

Fully browser-based. Paste your JSON below to begin exploring.

JSON Input

Operations

Result

Waiting for valid JSON input...

What is GroupJSON?

GroupJSON is a browser-based tool for developers and analysts to group, filter, and summarize JSON data. It is especially useful when working with API responses, NoSQL outputs, or log entries. All processing is done client-side, so your data never leaves your device.

Sample JSON Example

[
  { "category": "fruit", "item": "apple", "price": 1.2 },
  { "category": "fruit", "item": "banana", "price": 0.8 },
  { "category": "vegetable", "item": "carrot", "price": 0.5 }
]

Paste this sample into the input box above to see how grouping and aggregation works in real time.

Why Use GroupJSON?

GroupJSON helps developers and data analysts streamline their workflow when handling complex JSON structures. It allows quick grouping, filtering, and aggregation of data right in the browser — without writing a single line of code.

It is especially useful when working with API responses, NoSQL datasets, or event logs where quick summaries are needed. GroupJSON works entirely in the browser and does not upload any data, ensuring full privacy.

Explore the use cases below or scroll up to start exploring your JSON instantly.

Frequently Asked Questions

What is GroupJSON?

GroupJSON is a free, no-code tool for grouping and aggregating JSON arrays. It’s designed for developers, data analysts, and AI prompt engineers who work with structured data.

Do I need to sign up?

No sign-up is required. Just paste your JSON data and start using the features right away.

What types of operations can I perform?

You can group arrays by field values, and perform basic aggregation such as sum, average, and count on numeric fields.

Is my data stored or uploaded?

No. All processing is done in your browser. Your data never leaves your device.

Can I use it on mobile devices?

Yes, GroupJSON is responsive and works on modern browsers including mobile. For best experience, use a desktop or tablet.

Use Cases

  • API debugging: Group JSON responses to analyze repeated object structures or errors.
  • Analytics processing: Aggregate exported JSON logs from tools like Firebase, Mixpanel, or Segment.
  • No-code transformation: Perform sum, average, or count operations on JSON fields without writing scripts.
  • Education & demos: Teach JSON structures or demonstrate grouping logic in technical workshops.