Small C++20 linux tool to calculate hash sums like sha1sum, sha256sum, b2sum etc.
It uses libgcrypt from GnuPG, which has many optimisations - it's even faster than many other tools around.
hashsum++ --help
Usage hashsum++ [OPTION]... FILE...
-h, --help
-a, --algorithm ALGORITHM Set the hash algorithm
blake2b-160 BLAKE2b-160
blake2b-256 BLAKE2b-256, defauit
blake2b-384 BLAKE2b-384
blake2b-512 BLAKE2b-512
blake2s-128 BLAKE2s-128
blake2s-160 BLAKE2s-160
blake2s-224 BLAKE2s-114
blake2s-256 BLAKE2s-256
crc24-rfc2440 CRC-24 (as in RFC 2440)
crc32 CRC-32 (as in ISO 3309)
crc32-rfc1510 CRC-32 (as in RFC 1510)
gostr3411-94 GOST R 34.11-94 / GOST 34.311-95
gostr3411-cp GOST R 34.11-94 with CryptoPro-A S-Box
haval HAVAL, 5 pass, 160 bit
md2 MD2
md4 MD4
md5 MD5
none None
rmd160 RIPEMD-160
sha1 SHA-1
sha224 SHA-224
sha256 SHA-256
sha3-224 SHA3-224
sha3-256 SHA3-256
sha3-384 SHA3-384
sha3-512 SHA3-512
sha384 SHA-384
sha512 SHA-512
sha512-224 SHA-512/224
sha512-256 SHA-512/256
shake128 SHAKE128
shake256 SHAKE256
sm3 SM3
stribog256 GOST R 34.11-2012 (Stribog) / RFC 6986, 256
stribog512 GOST R 34.11-2012 (Stribog) / RFC 6986, 512
tiger TIGER/192 as used by gpg <= 1.3.2
tiger1 TIGER1
tiger2 TIGER2
whirlpool Whirlpool