The Sleuth Kit is a collection of open source file system forensics tools that allow one to view allocated and deleted data from NTFS, FAT, FFS, and EXT2FS images. The Autopsy Forensic Browser provides a graphical interface to The Sleuth Kit.
You can download it from the following link: https://packetstormsecurity.com/files/download/32234/sleuthkit-1.66.tar.gz
Source: https://packetstormsecurity.com/files/32234/sleuthkit-1.66.tar.gz.html