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.

General purpose 3D and 2D game engine using Go (golang) and Vulkan with built in editor

• UpdatedFeb 20, 2026
• Go

The ioquake3 community effort to continue supporting/developing id's Quake III Arena

• UpdatedFeb 12, 2026
• C

UPBGE, the best integrated game engine in Blender

• UpdatedFeb 20, 2026
• C++

Awesome list of resources for Game Engine Development.

• UpdatedFeb 6, 2026

Lina Engine is an open-source , modular, tiny and fast C++ game engine, aimed to develop 3D desktop games.

• UpdatedOct 8, 2025
• C++

A Cool High Performance Game Engine

• UpdatedFeb 19, 2026
• C++

Archived repository. For current repo, see:https://github.com/etlegacy/etlegacy

• UpdatedMar 1, 2020
• C

FMOD Studio middleware integration and scripting API bindings for the Godot game engine.

• UpdatedOct 28, 2021
• C++

Android Memory Access at Runtime: Reading and Writing Using Memory Files and Maps

• UpdatedSep 22, 2023
• C++

Personal repo for learning the vulkan graphics api

• UpdatedJun 15, 2020
• C++

2D RPG Game creator

• UpdatedSep 11, 2024
• Java

Lightweight Sandbox Game Engine using OpenGL for additional Customisation and Quick Prototyping

• UpdatedJun 1, 2022
• C++

Open source recreation of original Sonic The Hedgehog 1991 game on C++ programming language.

• UpdatedJan 16, 2025
• C++

C++20 game engine for game and software development on Windows.

• UpdatedFeb 11, 2026
• C++

Code accompanying the Medium article "Dependency Injection for Games"

• UpdatedSep 3, 2023
• C++

📚 Java Game Engine for text-based games.

• UpdatedAug 28, 2023
• Java

Prototyping turn based card game

• UpdatedJan 25, 2026
• Swift

Playfield Engine is a 2D game engine that works everywhere — tiny, playful, and portable across desktops, mobile, web, and even consoles!

• UpdatedFeb 5, 2026
• C

Initial steps into game engine development

• UpdatedSep 22, 2021
• C++

TypeScript based 3D game engine.

• UpdatedOct 17, 2022
• TypeScript