1252 Open source projects that are alternatives of or similar to Rtm

A simple math library for games and computer graphics. Compatible with both C and C++.

[abandoned] C99 cross-platform 3D game engine with absolute minimum of external dependencies

2D Game Engine with Lua Scripting made on top of SFML !

3D C++ Game Engine - yet another open source game engine

Game engine for making 2d games on iOS, macOS and tvOS, with practical examples and tutorials

Blueshift is a cross-platform 3D game engine implemented in C++. it's free, open-source, and works on Windows, macOS, iOS, and Android. The project is currently in an early stage of development.

Provides a set of default code that makes getting up and running with an HTML5 canvas game very easy.

A new 3D game engine using modern C++ and Vulkan API

Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.

🎮 GDevelop is an open-source, cross-platform game engine designed to be used by everyone.

Math extensions for SCNVector3, SCNQuaternion, SCNMatrix4

Cross-platform 2D and 3D game engine

International pitch for the Godot Game Engine, made in Godot, available in 15+ languages

Ubpa Entity-Component-System (U ECS) in Unity3D-style

Cross-platform game engine.

Godex is a Godot Engine ECS library.

A C99 Cross Platform 2D Game Library

A cross-platform 2D|3D game framework for the Nim programming language

HGE 1.9 configured with CMake DirectX9 version, with shaders. The classic 1.8.1. version is in the `master` branch if you ever need that.

Lua language support for Godot Engine

Common Lisp Voxel Game Engine

Auto-generated maths library for C and C++ based on HLSL/Cg

2D ECS game engine in 100% Swift + SwiftUI for iOS, macOS, tvOS

3D FPS game engine with full dynamic lighting and shadows

A fast, scalable, distributed game server engine/framework for C++, include the actor library, network library, can be used as a real time multiplayer game engine ( MMO RPG/MOBA ), which support C#/Lua script/ Unity3d, Cocos2dx and plan to support Unreal.

Stride Game Engine (formerly Xenko)

a fresh & lightweight javascript game engine

A lightweight Game Engine for React Native 🕹⚡🎮

🎮🌳 Voxel Terrain made in React Native. ∛

Math library using hlsl syntax with SSE/NEON support

a game framework written in luajit

The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you everything you need to write your own renderer or game engine. OpenTK can be used standalone or inside a GUI on Windows, Linux, Mac.

Platform Game Engine Project by Wohlstand

Lightweight game engine.

mango fun framework

Cocos Creator is a complete package of game development tools and workflow, including a game engine, resource management, scene editing, game preview, debug and publish one project to multiple platforms.

PyDark is a 2D and Online Multiplayer video game framework written on-top of Python and PyGame.

An exceedingly easy-to-use pixel perfect orthographic camera script for 2D scenes in Unity. Punch in a few specs and you've got a working pixel perfect camera. It's that easy.

All sorts of random publicly-available information, assets, scripts, and more as we (Joy Machine) work on our projects.

Flax Engine – multi-platform 3D game engine

The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript

A primary FPS game developed by CPP,including real-time rendering,action processing,collision detection,keyboard response,etc.

Game engine written in C++ with ease of use and next-gen parallel computing in focus.

Entitas++ is a fast Entity Component System (ECS) C++11 port of Entitas C#

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

An updated collection of useful resources to resources to design, develop and market games.

Nim Game Framework based on Pico-8

A collection of JavaFX tutorials from my channel on YouTube

Building game development ecosystem for @ziglang!

ET: Legacy is an open source project based on the code of Wolfenstein: Enemy Territory which was released in 2010 under the terms of the GPLv3 license.

C++ open source 3D game engine

Rust library to create a Good Game Easily

WebGL in WebAssembly with AssemblyScript

This is a collection of useful game-development links including, but not restricted to, development with MonoGame.

Terasology - open source voxel world

2D | 3D Game development library

A curated list of awesome PICO-8 resources, carts, tools and more

Resources for game development on haxe

vectorized high-level math library