Top 12 Open-Source Alternatives to Castle Game Engine

Product categories

2D Game Engine 3D Game Engine Coding Community Developer Tools Game Development Game Engine Gaming Software Kids Education Learn To Code Programming Virtual Reality

Summary

The top open-source alternatives to Castle Game Engine are Open 3D Engine, Unity, and Godot Engine. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Open 3D Engine Landing Page
1

Open 3D Engine

Open 3D Engine is an open-source 3D game development engine in real-time.
Pricing:
- Open Source
#Gaming Software #Game Engine #Game Development 17 social mentions
Unity Landing Page
2

Unity

The multiplatform game creation tools for everyone.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 197 social mentions
Godot Engine Landing Page
3

Godot Engine

Feature-packed 2D and 3D open source game engine.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 447 social mentions
PlayCanvas Landing Page
4

PlayCanvas

PlayCanvas is an open-source game engine built on WebGL and WebVR.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 29 social mentions
GDevelop Landing Page
5

GDevelop

GDevelop is an open-source game making software designed to be used by everyone.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 75 social mentions
CryENGINE Landing Page
6

CryENGINE

The most powerful game development platform is now available to everyone. Full engine source code.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine
Scratch Landing Page
7

Scratch

Scratch is the programming language & online community where young people create stories, games, & animations.
Pricing:
- Open Source
#Kids Education #Programming #Coding 558 social mentions
Polycode Landing Page
8

Polycode

Polycode is a C++ and Lua framework for building interactive applications.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine
Flax Engine Landing Page
9

Flax Engine

Best development performance out there Unleash your creativity and be more productive. With Flax you can boost your game development and bring it to another level. We’ve created tools that are slim and agile. No Read more…
Pricing:
- Open Source
#Game Engine #Game Development #3D Game Engine 11 social mentions
Wicked Engine Landing Page
10

Wicked Engine

C++ game engine focusing on modern rendering techniques.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 1 social mentions
Cocos Creator Landing Page
11

Cocos Creator

Cocos Creator is more than a efficient, lightweight, free, open-source, cross-platform graphics engine: it's also a platform to create 3D content in real time.
Pricing:
- Open Source
#Game Engine #Game Development #3D Game Engine
Stencyl Landing Page
12

Stencyl

Make iOS (iPhone/iPad), Android, Flash, Windows & Mac games without code using Stencyl.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 4 social mentions