WinBtrfs
https://github.com/maharmstone/btrfs

Btrfs公式
https://btrfs.wiki.kernel.org/index.php/Main_Page

Btrfs
https://ja.wikipedia.org/wiki/Btrfs

※作者も言ってるが使用は自己責任

>You use this software at your own risk.
>I take no responsibility for any damage it may do to your filesystem.
>It ought to be suitable for day-to-day use, but make sure you take backups anyway.