UTF-8 Inspector

How to use UTF-8 Inspector

Inspect code points and the exact UTF-8 bytes for each character. This utf-8 inspector works directly in your browser and is free to use without an account.

1. Paste or open your input in the editor.
2. Run the tool and inspect the output. If the input is invalid, correct the reported error and run it again.
3. Copy the result or download it to your device.

UTF-8 Inspector · Example

Aé😀

[
  {
    "character": "A",
    "decimal": 65,
    "hex": "U+41",
    "ascii": true,
    "utf8": [
      65
    ]
  },
  {
    "character": "é",
    "decimal": 233,
    "hex": "U+E9",
    "ascii": false,
    "utf8": [
      195,
      169
    ]
  },
  {
    "character": "😀",
    "decimal": 128512,
    "hex": "U+1F600",
    "ascii": false,
    "utf8": [
      240,
      159,
      152,
      128
    ]
  }
]

Inspect code points and the exact UTF-8 bytes for each character.

Usage notes

Inputs and results are processed on this device. Tool content is not sent to a processing server.