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Tool Factory

Structured Data

MessagePack Decoder

Decode MessagePack input into a usable result. Enter the data, choose the formatting options, then validate and copy the result.

Tool workspace

Your input stays in this browser.

Add the required input to continue.

Needs input

You can run the tool again after any change.

Your result appears here

Decode MessagePack input into a usable result. Enter the data, choose the formatting options, then validate and copy the result.

This tool runs open-source code from CyberChef by GCHQ (Apache License 2.0). See open-source credits.

MessagePack Decoder reads MessagePack bytes and presents the encoded structured value.

The decoded map with its name field. Processing runs in the browser.

Instructions

  1. Provide text or data for this tool.
  2. Provide valid MessagePack bytes.
  3. Check binary, extension, and integer types after decoding.
  4. Compare the result with a trusted MessagePack implementation.

Example

Input: A supported MessagePack map containing name: Ada

Settings: MessagePack Decoder: Run the default decode operation.

Result: The decoded map with its name field.

Limits

  • MessagePack Decoder: Malformed bytes or unsupported extension types can fail.
  • MessagePack Decoder: A displayed JSON-like value may not preserve MessagePack-specific types.
  • MessagePack Decoder: Processing stays in the browser.

Questions

What input does MessagePack Decoder accept?

MessagePack Decoder accepts binary data or a selected file.

Does MessagePack Decoder need extra settings?

MessagePack Decoder does not define extra operation settings. It uses its built-in behavior with the supplied input.

What does MessagePack Decoder return?

MessagePack Decoder returns a structured JSON value.