MyWebUtils: Free Online Dev Tools

JSON Filter / Path Extractor
Input JSON and specify a key or path (e.g., `user.address.city`, `items[0].name`) to extract the value.
Enter JSON to get started.
About the JSON Filter & Path Extractor

What is a JSON Path?

A JSON Path is a string expression used to select and extract specific parts of a JSON (JavaScript Object Notation) document. Think of it like a file path for your data. Instead of navigating directories, you navigate through nested objects and arrays to pinpoint the exact value you need.

Why is This Tool Useful?

Working with large, complex JSON from APIs or databases can be overwhelming. Manually searching for a specific piece of information is tedious and error-prone. Our tool simplifies this process dramatically.

  • Quick Data Extraction: Instantly pull out a specific value from a large JSON payload without having to write any code. For example, get a user's city with a path like `user.address.city`.
  • API Response Debugging: When testing an API, you can quickly verify if a specific field exists and contains the correct value.
  • Data Exploration: Understand the structure of unfamiliar JSON data by querying different paths and seeing what they return.
  • Learning Path Syntax: Practice and learn how to write JSON paths. This tool supports both dot-notation (`object.key`) and bracket-notation for array access (`array[0]`).

How to Use the Extractor

  • Paste Your JSON: Place your full JSON object into the input area on the left.
  • Enter the Path: In the "Filter Key / Path" field, type the path to the data you want.
    • Use dot notation for object properties (e.g., `data.user.name`).
    • Use bracket notation for array elements (e.g., `items[1].price`).
    • Combine them for complex structures (e.g., `results[0].participants.name`).
  • View the Result: The tool will automatically display the extracted data in the result pane, formatted for readability. If the path is not found, it will provide a helpful error message.