Moddio is a Multiplayer-First Game Engine. It has a built-in server-authoritative netcode, including snapshot interpolation and client-side reconciliation. It can support 50+ concurrent players or 300+ moving entities hosted on a $5/month VM.
Cost / License
- Freemium
- Proprietary (MIT)
Application type
Platforms
- Online
- Android
- Android Tablet
- Self-Hosted
- WebApps


+3
GemRB (Game Engine Made with preRendered Background) is a portable open-source reimplementation of the Infinity Engine that underpinned Baldur's Gate, Icewind Dale and Planescape: Torment. It sports a cleaner design, greater extensibility and several innovations.
Cost / License
- Free
- Open Source (GPL-2.0)
Platforms
- Linux
- Flathub
- Flatpak
- BSD
- FreeBSD
- OpenBSD
- NetBSD
- Windows
- Mac
- Android
- iPhone
- Android Tablet
- iPad
- Symbian S60
- ReactOS
- Haiku
- AmigaOS


+6
Panda3D is a game engine, a framework for 3D rendering and game development for Python and C++ programs. Panda3D is Open Source and free for any purpose, including commercial ventures, thanks to its liberal license. Go ahead and grab it here.


Quest 6 is a full re-write of Quest, an interactive fiction app, to pure JavaScript. It's a framework for creating parser-based text adventures.



MakerSCAD is a web-based parametric 3D design software with a block-based programming language to create objects for 3D printing, animations, games and websites.
Cost / License
- Freemium
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS



With Board Game Arena you can play board games online with the whole world. It is a next generation game platform which makes online gaming simpler and more attractive:

Multimedia JavaScript framework to create real cross-platform and hybrid game engines, games, emulators, multimedia libraries and apps.


+2
ezEngine is a free, open source game engine written in C++. Its philosophy is to be modular and flexible, such that it can be adapted to many different use cases. EZ utilizes a plugin system to integrate features such as FMOD or Jolt Physics.



+4
Write JavaScript 2D and 3D games, compile to native. Create, play, and publish from your terminal.
Cost / License
- Free
- Open Source
Application type
Platforms
- Windows
- Mac
- Linux
- npm
- cURL
- PowerShell
The Atomic Game Engine features a cross-platform editor with deployment to Windows, OSX, Linux, WebGL, Android, and iOS. Applications can be built using JavaScript, TypeScript, native C++, and C# scripting is in development.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux


Free Heroes of Might and Magic II (fheroes2) is a recreation of Heroes of the Might and Magic II game engine.
Cost / License
- Free
- Open Source (GPL-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Playstation
- Nintendo Switch


+3
A free software game engine focusing on developing games faster, more modular and stable with true -1 day portability support.
![Drag[en]gine screenshot 1](https://img.alternativeto.net/s/309x197/jpeg/drag-en-gine_786666_full.webp)
![Drag[en]gine screenshot 1](https://img.alternativeto.net/s/309x197/jpeg/drag-en-gine_787840_full.png)
![Drag[en]gine screenshot 2](https://img.alternativeto.net/s/309x197/jpeg/drag-en-gine_443640_full.jpg)
A revolutionary new tool for Visual Novel Creation aimed towards aspiring artists and writers to bring their stories to life.


+3
LunarEngine (formerly Librebox) is an open-source game engine powered by Luau. It delivers a sandbox-style API and development model inspired by popular sandbox engines, so existing Luau code runs with minimal changes.

JMonkeyEngine3 it’s a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology. The software is programmed entirely in Java, intended for wide accessibility and quick deployment.

EDuke32 is an awesome, free homebrew game engine and source port of the classic PC first person shooter Duke Nukem 3D— Duke3D for short—to Windows, Linux, Mac OS X, FreeBSD, several handhelds, your family toaster, and to your girlfriend's vibrator.


+1
Open Surge is a fun 2D retro platformer inspired by Sonic games and a game creation system that lets you unleash your creativity!.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Windows
- Linux
- Android
- F-Droid
- Flathub
- Snapcraft


+1
The Grit Game Engine is an MIT-Licensed Open Source Game Engine that is highly scriptable via Lua. It supports huge open world maps and dynamically streams assets from disk. The Grit Game Engine is a community project to build a free game engine (and toolchain) for implementing...
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Windows
- Linux


Developed over more than two decades in collaboration with leading game developers, Havok Physics is a fast and high-performance physics engine for games.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux



Pixi’VN is a very versatile and powerful visual novel/2D game engine. It is based on JavaScript/TypeScript and uses the PixiJS library for rendering.
Cost / License
- Free
- Open Source (LGPL-2.1)
Application type
Platforms
- Self-Hosted
- JavaScript
- Typescript
- Node.JS


+1
Amethyst uses gfx-rs to render graphics with Vulkan or Metal. It is meant to be used for 2D and 3D, with various utilities for both types of games. It should be beginner friendly but also allow more advanced uses such as custom render passes and GLSL shaders.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Windows
- Linux
A game engine written in Python, extending support across multiple GPU devices with 3D rendering, PBR Renderer and much more.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- Python







































![Drag[en]gine icon](https://img.alternativeto.net/icons/140/jpeg/drag-en-gine_263649.png)
![Drag[en]gine icon](https://img.alternativeto.net/icons/70/jpeg/drag-en-gine_263649.png)






























