fnv-hash-cli

Fast FNV-1a hash for strings and files. Zero dependencies.

Install

npm install -g @kszongic/fnv-hash-cli

Usage

# Hash a string (32-bit, default)
$ fnv-hash "hello world"
d58b3fa7

# Hash with 64-bit
$ fnv-hash --64 "hello world"
779a65e7023cd2e7

# Hash a file
$ fnv-hash --file package.json
a3b2c1d0

# Pipe from stdin
$ echo "hello" | fnv-hash

Options

| Flag | Description | |------|-------------| | --32 | FNV-1a 32-bit (default) | | --64 | FNV-1a 64-bit | | --file, -f | Hash a file | | --help, -h | Show help | | --version, -v | Show version |

Why FNV-1a?

FNV-1a is a fast, non-cryptographic hash with excellent distribution. Perfect for hash tables, checksums, and fingerprinting. Not suitable for security purposes.

License

MIT © kszongic