JSON Shuttle

A small web app to validate, format, repair, and escape JSON. Everything runs in the browser; no data is sent to any server.

Features

• Validate – Parse JSON and see errors with line/column
• Beautify / Minify – Format or compress JSON
• Repair – Fix common issues (trailing commas, unquoted keys, etc.) via jsonrepair
• Escape / Unescape – JSON string escaping

Run locally

npm install
npm run dev

Open http://localhost:3000.

Build

npm run build
npm run start