mirth-lang/mirth

---

mirth-lang/mirth.json

{
  "createdAt": "2019-01-01T10:19:05Z",
  "defaultBranch": "main",
  "description": "Compiler for the Mirth programming language.",
  "fullName": "mirth-lang/mirth",
  "homepage": "",
  "language": "C",
  "name": "mirth",
  "pushedAt": "2025-05-22T10:13:47Z",
  "stargazersCount": 480,
  "topics": [
    "interpreter",
    "mirth"
  ],
  "updatedAt": "2025-11-03T21:49:14Z",
  "url": "https://github.com/mirth-lang/mirth"
}

Mirth

Mirth is a strongly-typed concatenative programming language that is currently in development.

Mirth is inspired by Forth, Joy, Haskell, Lisp, and monoidal category theory.

Useful Links:

• Main repository: git.sr.ht/~typeswitch/mirth
• GitHub mirror: github.com/mirth-lang/mirth
• Issue tracker: todo.sr.ht/~typeswitch/mirth

If you are interested in Mirth, please support the development of Mirth on Patreon. Thank you for your time and generosity.

Hello, world!

||| A simple hello world program to show off the Mirth language.
module examples.hello-world
import std.prelude
import std.world

def main [ +World -- +World ] {
    "Hello, world!" print
}

Tools

Editor	Source	Install	Syntax highlighting
Vim	tools/mirth-vim	To install via Pathogen, run make install-vim.	✔️
VS Code	tools/mirth-code	Ensuring code is in your PATH, run make install-code. Not yet published in the Marketplace.	✔️
Atom	tools/mirth-atom	Ensuring apm is in your PATH, run make install-atom. Not yet published in the atom.io package registry.	✔️

License

This software is licensed under a BSD Zero Clause License. This is a public domain equivalent license. You can use, copy, modify, and/or distribute, with or without fee. You can use it freely as part of larger projects, commercial or otherwise. No warranty is implied. See LICENSE for the full text of the license.