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JSON ビューアー

JSON ツール

整形されたクリーンな表示で JSON を読み、折りたたみツリーとして閲覧できます。

入力

結果

使い方

How to view JSON

Paste JSON and press View. Switch between the formatted text and the tree to inspect the structure.

  1. Paste JSON into the input editor.
  2. Press View.
  3. Toggle text or tree mode in the result panel.

よくある質問

Can it handle large JSON files?

Yes, but for very large files the tree is collapsed by default to keep the page responsive.

Can I copy a single node?

Use the copy button on a tree node to copy that value as JSON.