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๐ My Projects
๐ฎ Lofi Valley Engine
A cozy farming game engine built for the web with a headless architecture. Features deterministic simulation, variable time control, and runs smoothly at different speeds without breaking game mechanics.
- ๐พ Live Demo: dev.lofivalley.com
- ๐จ Built with React, TypeScript, and Zustand
- ๐๏ธ Headless architecture separating simulation from rendering
- ๐ Full i18n support (English & Spanish)
๐ฎ Arky Addons
A lightweight and modular plugin for Godot 4.2+ that extends the editor inspector with useful and minimal UI tools.
- ๐จ Asset Library: Godot Asset Library
- ๐ ๏ธ Custom editor inspector tools
- ๐ฏ Enable/disable node processing
- ๐๏ธ Show/hide nodes quickly
- ๐ Reset position and scale with undo/redo
- ๐จ Clean UI with native Godot styling
- ๐งฉ Fully modular and easy to extend
Perfect for: Godot developers who want to customize their workflow and build editor extensions.
โก Reactter
A lightweight, powerful, and reactive State Management, Dependency Injection, and Event Handler package for Dart/Flutter.
- ๐ฆ Pub.dev: reactter & flutter_reactter
- ๐ฏ Fine-grained reactivity with precise control
- ๐ชถ Zero external dependencies
- โ 100% test coverage
- ๐จ No boilerplate, no code generation
- ๐ฏ 100% Dart - works everywhere (Server, Web, Mobile, Desktop)
Stats: Used by developers worldwide to build reactive Flutter applications with minimal code.
๐ง Prakma
A JSX framework focused on simplicity and functional components. Perfect for developers who want React-like syntax without the complexity.
- ๐ฆ NPM: prakma
- ๐ฏ Separation of logic from components
- ๐ Global state management
- ๐ Easy file structure - install and start developing
- ๐ช Supports state, async functions, Sass, and more
Philosophy: Keep it simple. Bridge the gap for developers uncomfortable with React's complexity.
๐ฏ Current Focus
I'm currently working on:
- ๐พ lofivalley.com - Building the core farming mechanics and expanding the game
- ๐ Documentation - Creating comprehensive guides for all projects
๐ซ Connect With Me
- ๐ Website: lofivalley.com
- ๐ฌ Discord: Join our community
- ๐ฆ Bluesky: @arkydev
- ๐ง GitHub: @Leoocast
๐ Thank You!
Every contribution, no matter the size, makes a real difference. Your support allows me to continue creating free, open-source tools that help developers worldwide.
If you use any of my projects and find them valuable, please consider sponsoring. Together, we can build amazing things! ๐
Made with ๐ by Leo Castellanos
Featured work
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Leoocast/lofi-valley-engine
A web-based farming simulation engine built with React, Zustand & TypeScript. Open Source core of Lofi Valley.
TypeScript 18 -
ArkkyDev/arky-addons
Arky Addons is a modular and clean plugin for Godot 4.2+, designed to extend the editor inspector with useful and minimal UI tools.
GDScript 3 -
Leoocast/reactter
A light state management for Flutter with React syntax.
Dart 3 -
Leoocast/Prakma
Prakma is a framework to make applications using JSX, focusing on writing functional components.
JavaScript 15