List of Hash Functions

Cyclic redundancy checks

Main article:Cyclic redundancy check

Name	Length	Type
cksum (Unix)	32 bits	CRC with length appended
CRC-16	16 bits	CRC
CRC-32	32 bits	CRC
CRC-32 MPEG-2	32 bits	CRC
CRC-64	64 bits	CRC

Adler-32 is often mistaken for a CRC, but it is not, it is a checksum.

Checksums

Main article:Checksum

Name	Length	Type
BSD checksum (Unix)	16 bits	sum with circular rotation
SYSV checksum (Unix)	16 bits	sum with circular rotation
sum8	8 bits	sum
sum16	16 bits	sum
sum24	24 bits	sum
sum32	32 bits	sum
fletcher-4	4 bits	sum
fletcher-8	8 bits	sum
fletcher-16	16 bits	sum
fletcher-32	32 bits	sum
Adler-32	32 bits	sum
xor8	8 bits	sum
Luhn algorithm	1 decimal digit	sum
Verhoeff algorithm	1 decimal digit	sum
Damm algorithm	1 decimal digit	Quasigroupoperation

Universal hash function families

Main article:Universal hashing

Name	Length	Type
Rabin fingerprint	variable	multiply
tabulation hashing	variable	XOR
universal one-way hash function
Zobrist hashing	variable	XOR

Non-cryptographic hash functions

Name	Length	hideType
Pearson hashing	8 bits (or more)	XOR/table
Paul Hsieh's SuperFastHash	32 bits
Buzhash	variable	XOR/table
Fowler-Noll-Vo hash function (FNV Hash)	32, 64, 128, 256, 512, or 1024 bits	xor/product or product/XOR
Jenkins hash function	32 or 64 bits	XOR/addition
Bernstein hashdjb2	32 bits
PJW hash / Elf Hash	32 or 64 bits	add,shift,xor
MurmurHash	32, 64, or 128 bits	product/rotation
Fast-Hash	32, 64 bits	xorshift operations
SpookyHash	32, 64, or 128 bits	see Jenkins hash function
CityHash	32, 64, 128, or 256 bits
FarmHash	32, 64 or 128 bits
MetroHash	64 or 128 bits
numeric hash (nhash)	variable	division/modulo
xxHash	32, 64 bits	product/rotation
t1ha (Fast Positive Hash)	64 and 128 bits	product/rotation/XOR/add

Keyed cryptographic hash functions

https://en.wikipedia.org/wiki/Message_authentication_code

Name	Tag Length	hideType
BLAKE2	arbitrary	keyed hash function (prefix-MAC)
HMAC
KMAC	arbitrary	based on Keccak
MD6	512 bits	Merkle treeNLFSR
One-key MAC(OMAC; CMAC)
PMAC (cryptography)
Poly1305-AES	128 bits	nonce-based
SipHash	64 bits	non-collision-resistant PRF
UMAC
VMAC

Unkeyed cryptographic hash functions

https://en.wikipedia.org/wiki/Cryptographic_hash_function

https://en.wikipedia.org/wiki/Comparison_of_cryptographic_hash_functions

Name	Length	hideType
BLAKE-256	256 bits	HAIFA structure
BLAKE-512	512 bits	HAIFA structure
BLAKE2s	up to 256 bits	HAIFA structure
BLAKE2b	up to 512 bits	HAIFA structure
BLAKE2X	arbitrary	HAIFA structure,extensible-output functions (XOFs) design
ECOH	224 to 512 bits	hash
FSB	160 to 512 bits	hash
GOST	256 bits	hash
Grøstl	up to 512 bits	hash
HAS-160	160 bits	hash
HAVAL	128 to 256 bits	hash
JH	224 to 512 bits	hash
LSH	256 to 512 bits	wide-pipe Merkle--Damgård construction
MD2	128 bits	hash
MD4	128 bits	hash
MD5	128 bits	Merkle--Damgård construction
MD6	up to 512 bits	Merkle treeNLFSR(it is also a keyed hash function)
RadioGatún	arbitrary	ideal mangling function
RIPEMD	128 bits	hash
RIPEMD-128	128 bits	hash
RIPEMD-160	160 bits	hash
RIPEMD-320	320 bits	hash
SHA-1	160 bits	Merkle--Damgård construction
SHA-224	224 bits	Merkle--Damgård construction
SHA-256	256 bits	Merkle--Damgård construction
SHA-384	384 bits	Merkle--Damgård construction
SHA-512	512 bits	Merkle--Damgård construction
SHA-3(subset of Keccak)	arbitrary	sponge function
Skein	arbitrary	Unique Block Iteration
Snefru	128 or 256 bits	hash
Spectral Hash	512 bits	wide-pipe Merkle--Damgård construction
Streebog	256 or 512 bits	Merkle--Damgård construction
SWIFFT	512 bits	hash
Tiger	192 bits	Merkle--Damgård construction
Whirlpool	512 bits	hash