casper

Casper is an opinionated symmetric cipher library which offers ChaCha20-Poly1305 via Erlang or Node.

Note: the javascript target will not work in a browser environment. The bun and deno runtimes are not supported.

gleam add casper@2

import casper

pub fn main() -> Nil {
  let key = casper.new_key()
  let encrypted = casper.encrypt(<<"casper">>, key)
  let assert Ok(decrypted) = casper.decrypt(encrypted, key)
  // ...
}

Further documentation can be found at https://hexdocs.pm/casper.

Development

gleam run   # Run the project
gleam test  # Run the tests on Erlang
gleam test -t javascript # Run the tests on Node