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テキストとデータ形式の間で変換——Markdown、Base64、JSON、YAML など。

形式変換

Markdown to HTML Converter

Convert Markdown files to HTML with full GFM support. Free and private.

Markdown to PDF Converter

Convert Markdown files to PDF with styled formatting. Free and private.

JSON to YAML Converter

Convert JSON files to YAML format. Clean, readable output.

YAML to JSON Converter

Convert YAML files to JSON format. Properly formatted output.

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File to Base64 Encoder

Encode any file to a Base64 data URL string. Useful for embedding files in code.

Base64 to File Decoder

Decode a Base64 string back to the original file. Supports data URLs.