How it works
FNV-1a is a fast non-cryptographic fingerprint. Do not use it for passwords, signatures or security decisions; use Web Crypto SHA-256 for those tasks.
hash = (hash XOR byte) × 16777619 modulo 2³².
Common questions
Is this a secure hash?
No. It is a non-cryptographic fingerprint for quick comparisons.
Does it upload text?
No. The fingerprint is computed locally.
Independent developer utility. Review output before using it in production.