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JSON Crack

See your JSON as an explorable graph instead of a wall of braces.

Pricing: FreemiumNo sign-up neededOpen source
Visit jsoncrack.com ↗

JSON Crack visualizes JSON, YAML, CSV and XML as an interactive node graph, which makes deeply nested structures much easier to reason about. The editor is open source and free to use, with paid options for bigger documents and extras.

Best for: Use this when a nested API response is too deep to read as raw text.

Pros

  • Graph view makes nested data instantly legible
  • Accepts JSON, YAML, CSV and XML
  • Export the graph as an image for docs and reviews

Cons

  • Very large documents are slow or gated to paid tiers
  • Editing is secondary, it shines at viewing

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