{ } PlovJSON Private JSON Workbench · Repair Studio
DIAGNOSE · PREVIEW · REPAIR

Repair broken JSON with full visibility.

Find common syntax problems, choose exactly which deterministic fixes to apply, and inspect the repaired JSON before replacing anything — all locally in your browser.

Local processing only
No silent editsNothing replaces your source until you explicitly use the preview.

Broken JSON Input

Source text is never modified by Analyze or Preview Repair
SOURCE

Repair Preview

Selected deterministic fixes appear here first
PREVIEW
—Syntax
0Findings
0Selected fixes
WaitingPreview status
REPAIR PLAN

Diagnostics and selected fixes

Uncheck any repair you do not want applied.
Load or paste JSON, then run Analyze JSON.
Deterministic onlyRepair Studio handles a bounded set of common syntax problems. It does not invent missing data or guess business meaning.
Preview before applySelected fixes write to a separate preview. Replacing the source requires the explicit Use Preview as Input action.
Local by designParsing, diagnostics and repair happen in this browser with no account or remote JSON processing.