Repairing corrupted partition table

Source

Fixdisktable

• Homepage: http://bmrc.berkeley.edu/people/chaffee/fat32.html
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This is a utility that handles ext2, FAT, NTFS, ufs, BSD disklabels (but not yet old Linux swap partitions); it actually will rewrite the partition table, if you give it permission.

gpart

• Homepage: http://home.pages.de/~michab/gpart/
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GPART is a utility that handles ext2, FAT, Linux swap, HPFS, NTFS, FreeBSD and Solaris/x86 disklabels, minix, reiser fs; it prints a proposed contents for the primary partition table, and is well-documented.

rescuept

• Homepage: util-linux ?
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Recognizes ext2 superblocks, FAT partitions, swap partitions, and extended partition tables; it may also recognize BSD disklabels and Unixware 7 partitions. It prints out information that can be used with fdisk or sfdisk to reconstruct the partition table. It is in the non-installed part of the util-linux distribution.

findsuper

• Homepage: e2progs ?
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Small utility that finds blocks with the ext2 superblock signature, and prints out location and some info. It is in the non-installed part of the e2progs distribution.