JSON Toolbox

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Paste JSON on the left and it parses as you type: a foldable tree on the right, live size and node counts, one-click path copying, and search across every key and value. Broken JSON gets a plain sentence and a caret pointing at the exact character.

hand-written parser nothing leaves this tab zero dependencies

format

indent

sample

input · 0 lines —

Edits parse live. Drop a .json file on this panel to load it.

JSON tree

path

Click any row to copy its path. Keys: ↑↓ move, →← fold, Enter copy path, v copy value.