#command-line #entropy

app entropia

Measure the information entropy of some text

1 unstable release

0.1.0 Dec 12, 2022

#1368 in Command line utilities

MIT license

4KB
52 lines

entropia

GitHub Workflow Status Crates.io

Calculate the information entropy of some text

Installation

You can install entropy either by using Cargo, or by downloading a binary from the Releases page.

Cargo

Run this in your shell:

$ cargo install entropia

Binaries

See the Releases page.

Usage

Entropy takes no arguments. It captures text on stdin and reports the information entropy of that text. For example:

$ cat file | entropy
2362.4587346565673

$ secret token | entropy
138.9089067264194

$ echo "Hello world" | entropy
69.68825906469124

$ entropy
Hello world
69.68825906469124

No runtime deps