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murarth/ketos

Lisp dialect scripting and extension language for Rust programs
Source code at GitHub https://github.com/murarth/ketos
murarth/ketos.json
{
  "createdAt": "2016-02-08T07:03:34Z",
  "defaultBranch": "master",
  "description": "Lisp dialect scripting and extension language for Rust programs",
  "fullName": "murarth/ketos",
  "homepage": "",
  "language": "Rust",
  "name": "ketos",
  "pushedAt": "2021-05-18T18:38:58Z",
  "stargazersCount": 762,
  "topics": [
    "lisp",
    "rust",
    "scripting"
  ],
  "updatedAt": "2025-11-21T16:37:08Z",
  "url": "https://github.com/murarth/ketos"
}

Ketos

Section titled “Ketos”

Ketos is a Lisp dialect functional programming language.

The primary goal of Ketos is to serve as a scripting and extension language for programs written in the Rust programming language.

Ketos is compiled to bytecode and interpreted by pure Rust code.

API Documentation

ketos_derive Documentation

[Language Documentation]!(docs/README.md)

Building the library

Section titled “Building the library”

To build Ketos into your Rust project, add the following to your Cargo.toml:

[dependencies]
ketos = "0.11"

And add the following to your crate root:

extern crate ketos;

Building the REPL

Section titled “Building the REPL”

Build and run tests:

cargo test

Build optimized executable:

cargo build --release

Usage

Section titled “Usage”

ketos can be run as an interpreter to execute Ketos code files (.ket) or run as an interactive read-eval-print loop.

License

Section titled “License”

Ketos is distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE and LICENSE-MIT for details.