https://github.com/elm-messenger/messenger

A 2D game engine for Elm
https://github.com/elm-messenger/messenger

elm game-engine game-engine-2d

Last synced: 9 months ago
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A 2D game engine for Elm

• Host: GitHub
• URL: https://github.com/elm-messenger/messenger
• Owner: elm-messenger
• Created: 2023-05-01T09:08:25.000Z (about 3 years ago)
• Default Branch: main
• Last Pushed: 2025-06-20T03:14:50.000Z (about 1 year ago)
• Last Synced: 2025-06-20T04:25:22.166Z (about 1 year ago)
• Topics: elm, game-engine, game-engine-2d
• Language: Python
• Homepage: https://elm-messenger.netlify.app
• Size: 460 KB
• Stars: 21
• Watchers: 2
• Forks: 4
• Open Issues: 4
• Metadata Files:
  • Readme: Readme.md
  • Changelog: Changelog.md

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README

          
# The Messenger Game Engine

Messenger is a 2D game engine with experimental concepts for Elm based on **[WebGL](https://developer.mozilla.org/en-US/docs/Web/API/WebGL_API)**.

This repository is a CLI tool to create messenger project.

Main development is under several repositories:

- Core Messenger Elm library: [messenger-core](https://github.com/elm-messenger/Messenger-core)

- WebGL rendering in Elm: [elm-regl](https://github.com/elm-messenger/elm-regl), [elm-regl-js](https://github.com/elm-messenger/elm-regl-js)

- Extra Messenger Elm library: [messenger-extra](https://github.com/elm-messenger/Messenger-extra)

- Messenger templates: [messenger-templates](https://github.com/elm-messenger/messenger-templates)

Other repositories related to Messenger:

- Examples: [messenger-examples](https://github.com/elm-messenger/messenger-examples)

- Messenger documentation: [messenger-docs](https://github.com/elm-messenger/messenger-docs)

## Games made with Messenger

More than 60 games are made with Messenger:

- [Reweave](https://github.com/linsyking/Reweave)

- [2023 SilverFOCS Games](https://focs.ji.sjtu.edu.cn/silverfocs/project/2023/p2)

- [2024 SilverFOCS Games](https://focs.ji.sjtu.edu.cn/silverfocs/project/2024/p2)

Including various game types: RPG, Platformer, Puzzle game, Visual novel, Roguelike, multi-player.

## Cool Features

- Engine in a library. Messenger core is built in a library.

- Message (or event) based. Faster development cycle, easier to divide work.

- Functional, but OOP styled. Take advantages of both functional programming and OOP.

- Borrow concepts from OS design, such as kernel isolation, virtual machine, context switching.

## Conceptual Picture

![](docs/concept.png)

## Tutorial/Guide

https://elm-messenger.netlify.app/