XXHash is non-cryptographic: suitable for checksums or hash tables, not passwords or protection against malicious changes. Results use big-endian bytes
XXH3-64 hash calculator
Compute XXHash for text or complete files in four encodings
Seed configuration
Unsigned decimal or 0x hexadecimal; empty means 0. Values wrap modulo 2⁶⁴; up to 4096 characters
Effective 64-bit seed: 0
Input
UTF-8 text up to 16 MiB; raw files up to 1 TiB, processed locally in chunks. Inputs are never saved automatically
Hash results
Four representations of the current XXHash result
Enter text or choose a file, then calculate the hash
How to use
Hash text or a complete file in four output encodings