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Add extra features and styles to make Thunderbird your own.

CopyHeader 1.0.0 Requires Restart

ヘッダ情報をクリップボードにコピーします。
mimeデコードに対応してないアプリに貼り付けるために
mimeデコードした宛先送信元タイトルでサンドイッチしてます

This add-on has been marked as experimental by its developers

About this Add-on