Harmony Engine

Welcome to the official site for HyEngine - a fully-featured, cross-platform 2D game engine and editor. (Under development)

Download HyEngine Read Documentation
Editor Icon

Powerful WYSIWYG Editor

HyEditor manages assets, builds, animation timelines, entities, visual layouts, and auto-generates clean C++ gameplay classes.

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OpenGL / WebGL Rendering

High-performance 2D rendering with custom shaders, multiple windows, and fast WebAssembly builds.

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Box2D Physics

Stable, deterministic physics simulation integrated directly into Entities and the node system.

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Spine® Animation Support

Import Spine skeletons into HyEditor, configure animation states, and blend/mix at runtime.

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CMake Project Automation

HyEditor manages all CMake generation, source files, dependencies, and multi-platform builds.

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WebAssembly Export

Build your game for the browser using Emscripten — no extra code required.

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Asset Pipeline

Atlases, sub-atlases, bitmap fonts, audio banks, tilesets, Spine images — deeply optimized.

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Programmer-First Design

A clean C++ API with Nodes, Entities, animation floats, physics shapes, UI widgets, and more.

🛠 Technologies Used

Engine OpenGL SDL2/GLFW Box2D glad glm stb JSON (nlohmann/rapidjson)
Editor Qt6 freetype2 freetype-gl libogg/vorbis
Build System CMake Emscripten MSVC Clang GCC