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Formateur JSONC

Formater et embellir des fichiers JSON avec commentaires (JSONC). Outil gratuit dans le navigateur — sans inscription ni installation.

Outils développeur

À propos de cet outil

JSONC Formatter is a free online developer utility you can use in your browser for coding, APIs, and data tasks.

Format and beautify JSON with Comments (JSONC) files. Includes comment preservation, indentation options, sort keys, and syntax highlighting. Free browser tool.

For typical use, processing happens in your browser—nothing is sent to our servers unless the tool clearly performs a network request (for example a lookup or fetch). Avoid pasting highly sensitive secrets if you are unsure how a specific tool handles data.

Fonctionnalités

  • comment preservation
  • indentation options
  • sort keys
  • syntax highlighting
  • copy output
  • Complexity: simple
  • Category: Developer Tools

How to use

  1. Open the toolLoad JSONC Formatter in your browser. No installation is required.
  2. Enter your inputType or paste your text, or use the inputs shown. Adjust any options that match your task.
  3. Use the resultCopy, download, or apply the output using the buttons or preview the tool provides.

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Questions fréquentes

What does the JSONC Formatter tool do?
Format and beautify JSON with Comments (JSONC) files. Includes comment preservation, indentation options, sort keys, and syntax highlighting. Free browser tool. It is listed under Developer Tools on FreeEasyToolsOnline.
Is my data sent to your servers?
Most processing for this tool runs in your browser. Do not paste secrets you cannot afford to expose, and read any on-page warnings for tools that intentionally call external APIs.
Do I need to install anything?
No. Use a modern desktop or mobile browser. For best results, keep the page open until processing finishes for large files or long operations.
Can I use this tool on a phone or tablet?
Yes, most tools work on mobile browsers. Complex editors or large file workflows may be more comfortable on a desktop.
Can I rely on this for legal, medical, or financial decisions?
These utilities are for general productivity. For regulated or high-stakes decisions, verify results with qualified professionals and your own systems of record.