JSON5 Validator

Structured Data

Validate JSON5 configs and surface parsing issues before they cause build or deploy surprises.

Tool guide

How to use JSON5 Validator

Open the sections only when you need instructions or a quick explanation of the result.

  1. 1

    Load Data

    The validator keeps relaxed JSON5 syntax honest without forcing you back into strict JSON too early.

  2. 2

    Validate JSON5

    Validate JSON5 configs and surface parsing issues before they cause build or deploy surprises.

  3. 3

    Review: Formatted, Raw, JSON5 Tree, Errors

    Use the JSON5 validator when comments and trailing commas are allowed but structural correctness still matters.

  4. 4

    Copy, download, or continue

    Validation stays local and does not upload config content.

Learn more

Helpful context

Setup notes, privacy details, and examples when needed.

Use the JSON5 validator when comments and trailing commas are allowed but structural correctness still matters.

Structured Data

FAQ

Common questions about JSON5 Validator

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