MessagePackからJSONへのコンバーター

MessagePackからJSONへのコンバーター

Convert between MessagePack binary format and JSON instantly in your browser. Decode MessagePack hex or Base64 strings into readable JSON, or encode JSON data into compact MessagePack format.

使い方

Decode: Select Decode mode, choose your input format (Hex or Base64), paste your MessagePack data, and get pretty-printed JSON output instantly.

Encode: Select Encode mode, paste valid JSON, choose your output format (Hex or Base64), and get the MessagePack-encoded result.

特徴

• 双方向変換 – Convert MessagePack to JSON and JSON to MessagePack in a single tool
• 複数の入力形式 – Accept hex strings and Base64-encoded MessagePack data
• Full Spec Support – Handles all MessagePack types including nil, bool, integers (up to 64-bit), floats, strings, binary, arrays, maps, and extension types
• サイズ比較 – See how much smaller MessagePack is compared to the equivalent JSON representation
• Pretty-Printed Output – JSON output is automatically formatted with proper indentation for easy reading
• クライアント側処理 – All conversion happens in your browser with no data sent to any server