All file systems are supported: you can run Mac data recovery on HFS and HFS+ (journaled/extended), FAT16 and FAT32, NTFS, EXT3, EXT4 and actually any other file system, or even on disks that were formatted or initialized
Disk Drill is capable of data recovery on Mac OS from any mountable media: internal and external hard disks, USB flash drives and memory cards, digital cameras and camcorders, iPods Classic, other mass storage devices and disk images, etc.
Hard Drive Recovery
File Recovery for Mac
Recover Memory Card
Partition Recovery
Mac Photo Recovery
iPod Recovery
And more.