Convert JSON to Properties

Convert JSON to Properties instantly transforms your JSON data into the .properties format, making it easy to use in Java-based applications or configuration files. This tool supports flattening nested keys, stripping empty values, and sorting keys alphabetically, giving you full control over the output. The result updates live, so you can see changes in real time as you tweak your options.

Paste your input above or import a file below.
No file chosen
Supported file types: .json, .txt, .log, .csv, .tsv, .md, .html, .htm, .yaml, .yml
Total properties: 0
Options
Flatten Nested Keys
Strip Empty Values
Sort Keys Alphabetically

How to Use:

  1. Paste your JSON into the Input JSON box or import a .json file.
  2. Configure your options in the Options panel:
    • Toggle Flatten Nested Keys to convert nested objects into dot-separated keys.
    • Toggle Strip Empty Values to remove null, empty, or undefined properties.
    • Toggle Sort Keys Alphabetically to alphabetize the properties in the output.
  3. View the Properties Output in the text box.
  4. Use Copy Output to copy the properties.
  5. Click Export to File to save the result.
  6. Click Clear All to reset everything.

What Convert JSON to Properties can do:

Convert JSON to Properties is perfect for converting structured JSON data into a format that’s compatible with configuration files, system settings, and even documentation. You can flatten nested JSON objects into key-value pairs, sort them alphabetically, and even remove unnecessary or empty fields. The tool works entirely in your browser, offering instant, live results.

Example:

Before:

{
  "user": {
    "name": "Alice",
    "age": 30,
    "city": "London"
  },
  "isActive": true
}

With options enabled:

user.name=Alice
user.age=30
user.city=London
isActive=true

Common Use Cases:

This tool is ideal for developers working with .properties files, which are used in Java applications for configuration. It’s also helpful for quickly converting API responses or JSON data from databases into a flat, readable format for configuration files or integration with other systems.

Useful Tools & Suggestions:

Before converting, Flatten a JSON Object helps reduce nested structures that won’t translate well into .properties format. Then, if you ever need a different format later, Convert JSON to INI gives you another config-friendly option.

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