Tool to check and undelete partition
Works with the following partitions:
- FAT12 FAT16 FAT32
- Linux EXT2/EXT3
- Linux SWAP (version 1 and 2)
- NTFS (Windows NT/W2K/XP)
- BeFS (BeOS)
- UFS (BSD)
- Netware
- ReiserFS

TestDisk is under GNU Public License.
You can compile it under Dos with DJGPP or under Linux or BSD with gcc.

WWW: https://www.cgsecurity.org/wiki/TestDisk