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Hash

CRC
CRC-16
CRC-16 File
CRC-32
CRC-32 File

MD
MD2
MD2 File
MD4
MD4 File
MD5
MD5 File

SHA1
SHA1
SHA1 File

SHA2
SHA224
SHA224 File
SHA256
SHA256 File
Double SHA256

SHA2-512
SHA384
SHA384 File
SHA512
SHA512 File
SHA512/224
SHA512/224 File
SHA512/256
SHA512/256 File

SHA3
SHA3-224
SHA3-224 File
SHA3-256
SHA3-256 File
SHA3-384
SHA3-384 File
SHA3-512
SHA3-512 File

Keccak
Keccak-224
Keccak-224 File
Keccak-256
Keccak-256 File
Keccak-384
Keccak-384 File
Keccak-512
Keccak-512 File

SHAKE
SHAKE128
SHAKE128 File
SHAKE256
SHAKE256 File

cSHAKE
cSHAKE128
cSHAKE128 File
cSHAKE256
cSHAKE256 File

KMAC
KMAC128
KMAC128 File
KMAC256
KMAC256 File

RIPEMD
RIPEMD-128
RIPEMD-128 File
RIPEMD-160
RIPEMD-160 File
RIPEMD-256
RIPEMD-256 File
RIPEMD-320
RIPEMD-320 File

BLAKE
BLAKE2b
BLAKE2b File
BLAKE2s
BLAKE2s File
BLAKE3
BLAKE3 File

Cryptography

ECDSA
Sign Message
Verify Signature

Encoding

Base32
Encode
Decode
File to Base32
Base32 to File

Base58
Encode
Decode
File to Base58
Base58 to File

Base64
Encode
Decode
File to Base64
Base64 to File

HTML
Encode
Decode

URL
Encode
Decode

Hex (Base16)
Encode
Decode
File to Hex
Hex to File

Convert

Case
lower case
UPPER CASE
lowerCamelCase
UpperCamelCase
snake_case
kebab-case
CONSTANT_CASE

Misc

Misc
Syntax Highlight
QR Code Generator

BLAKE2s

This BLAKE2s online tool helps you calculate hash from string or binary. You can input UTF-8, UTF-16, Hex to BLAKE2s.

Input Type

Remember Input

Output Bits

Key

Input Type

Auto Update

Output Type

BLAKE
BLAKE2b
BLAKE2b File
BLAKE2s
BLAKE2s File
BLAKE3
BLAKE3 File

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