trysandbox.io logotrysandbox.io

// a sandbox of 139 sharp tools

Every little generator
you keep googling for.

QR, barcodes, bcrypt hashes for PHP, UUIDs, JWT decoders, color palettes — fast, local, no signup. Search the sandbox and start.

CSV ↔ JSON

Developer · tool

CSV ↔ JSON

Convert between CSV and JSON in both directions.

[
  {
    "name": "Alice",
    "age": "30",
    "city": "Paris"
  },
  {
    "name": "Bob",
    "age": "25",
    "city": "Lyon"
  }
]

// about the sandbox

The small utilities you need,
without the ad-walls.

Every generator runs entirely in your browser. Your inputs never leave the page — no servers, no logging, no tracking pixels. Open the tool, get the thing, close the tab.

  • 100%client-side
  • 0accounts
  • 139sharp tools
  • ∞free forever