Game engines are software frameworks for game development. Game engines do the heavy lifting for developers so they can focus on other aspects of game development.
Game engine in C++
2D C++17 game engine using PhysicsFS and SFML
Simple 2D/3D game engine written in the D programming language.
A collection of command-line interface games written in Python.
An OpenGL game engine that can be built for Android and Windows.
A simple notification system to display plain text in VR for Unity engine
OpenBOR Engine for Sega Dreamcast
Koin3D, a java port of Coin3D with LWJGL
Web based 2D cross-platform game editor
Исходный код движка планетарных битв из Space Rangers 2
High performance and modular Java/Kotlin 2D Game Framework.
:video_game: C++ Game Engine
C++20 Vulkan and GLes rendering engine
A custom Vulkan 3D game engine in C++ 3d that I make for fun.
:video_game: OxyEngine - 2D full-featured open-source crossplatform game engine
Mage Studio is a Game Editor, built on top of Mage Engine, embedded in Electron. Mage Studio will allow to easily develop 3D apps using WebGL.
A 2D game engine for creating room-based sneak/action games with puzzle elements
Ayax Development Kit - Fully featured 2D game development kit
MythOS game engine from Charybdis Enterprises
StarWind Game Engine
Typescript project based on matter.ts, used webpack, GamePlay based on canvas2D. Multiplayer real time for platformer gameplay. Video chat webRTC supp...
KAA - Pythonic game engine for humans.
FOnline: The Life After
OpenGL 3D Game Engine written in C
A ascii/text game library
Game Engine written in C++
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Full-featured Substrate .NET API (reworked SubstrateNetApi)
2D game framework written in C++17 using OpenGL 4 & SDL2.
MultiGame is a tool for rapid development in Unity
Experimental 2D Engine in C
A scala library for the Tak board game
A simple and fun SDL-based game engine in C#.
Web-based interactive fiction engine.
Data-oriented and data-driven 2D Game engine built on Kha with a built in editor.
Small cross-platform 2D game engine.
Minimal ray-traced game engine with gravity affected rays
Scarlett Editor repository
Leviathan Game Engine
PyGame Engine for 2D games
Atom package to explore assets from several video games
A game engine utilising "Tiled" map files
A platformer video game with a very old-school theme. Based on the Jumpman series by Randy Glover.
:video_game: Game Engine built in C++ and OpenGL
A simple math library for game development written in Rust.
A small wrapper library for the PICO-8 fantasy console, meant as an extension to the PICO-Tween easing library.
Graphics system agnostic game engine core
Easy Google Analytics event tracking for all your PICO-8 games.
Ylikuutio 3D engine