extFS is one of the file systems in Linux. If you need to read or write files from a formatted HDD, SSD, or flash drive of Linux on Mac, you need Paragon ExtFS for Mac.
Paragon ExtFS for Mac can let you write, edit, copy, move and delete files on ext2, ext3, ext4 Linux drives directly on Mac!
Paragon ExtFS for Mac is fast, seamless, and easy to use. You can mount, unmount, check, repair, and format any Linux formatted volume.