ksu(1) - phpMan

btrfs-scrub (8)      - scrub btrfs filesystem, verify block checksums
cksum (1)            - checksum and count the bytes in a file
cksum (1p)           - write file checksums and sizes
fipshmac (8)         - create FIPS-140-2 validation checksum files
innochecksum (1)     - offline InnoDB file checksum utility
shasum (1)           - Print or Check SHA Checksums
sum (1)              - checksum and count the blocks in a file
tc-csum (8)          - checksum update action