Castle Game Engine Alternatives

Castle Game Engine is described as 'An open-source 3D/2D game engine for ObjectPascal' and is a game development tool in the development category. There are more than 50 alternatives to Castle Game Engine for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Castle Game Engine alternative is Godot Engine, which is both free and Open Source. Other great apps like Castle Game Engine are Unity, Unreal Engine, GDevelop and Wick Editor.

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Castle Game Engine alternatives page was last updated Nov 20, 2025

Drag[en]gine
1 like
A free software game engine focusing on developing games faster, more modular and stable with true -1 day portability support.
Cost / License
Free
Open Source (MIT)
Application type
Game Development Tool
Origin
Switzerland
Platforms
Linux
Windows
Haiku
Is Drag[en]gine a good alternative to Castle Game Engine?
LunarEngine
1 like
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.
Cost / License
Free
Open Source (MIT)
Alerts
Discontinued
Platforms
Windows
Is LunarEngine a good alternative to Castle Game Engine?
Nirvana 3D
1 like
A game engine written in Python, extending support across multiple GPU devices with 3D rendering, PBR Renderer and much more.
103 Nirvana 3D alternatives
Cost / License
Free
Open Source (Apache-2.0)
Platforms
Self-Hosted
Python
Is Nirvana 3D a good alternative to Castle Game Engine?
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Unity
Unity's real-time 3D engine fosters collaboration among artists, designers, and developers, offering tools for immersive, interactive experiences. Unity 6 enhances rendering, lighting, and AI, supports AR, VR, mobile, desktop...

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PaletAI
1 like
App to create, play, and share AI-generated mobile games, no coding required.
Cost / License
Free
Proprietary
Application type
Game Development Tool
Origin
United States
Platforms
iPhone
+3
Is PaletAI a good alternative to Castle Game Engine?
G3D Innovation Engine
9 likes
The G3D Innovation Engine is a commercial-grade C++ 3D engine available as Open Source (BSD License). It is used in commercial games, research papers, military simulators, and university courses. G3D supports hardware accelerated real-time rendering, off-line rendering like ray...
Cost / License
Free
Open Source
Application type
Game Development Tool
Origin
United States
Platforms
Mac
Windows
+1
Is this a good alternative to Castle Game Engine?
batari-Basic
5 likes
batari Basic (bB) is a BASIC-like language for creating Atari 2600 games. It creates a binary file that can be run on an Atari 2600 emulator or the binary file may be used to make a cartridge that will operate on a real Atari 2600.
Cost / License
Free
Open Source
Application type
Game Development Tool
Platforms
Mac
Windows
Linux
Is batari-Basic a good alternative to Castle Game Engine?
Cocos Creator
14 likes
Cocos Creator is a complete package of game development tools and workflow, including a game engine (based on Cocos2d-x), resource management, scene editing, game preview, debug and publish one project to multiple platforms.
Cost / License
Free
Proprietary
Application type
Game Development Tool
Platforms
Mac
Windows
Is Cocos Creator a good alternative to Castle Game Engine?
Wintermute Engine Development Kit
14 likes
Wintermute Engine Development Kit is a set of tools for creating and running graphical “point&click” adventure games, both traditional 2D ones and modern 2.5D games (3D characters on 2D backgrounds).
Cost / License
Free
Open Source
Application type
Game Development Tool
Origin
Germany
EU
Alerts
Discontinued
Platforms
Windows
Is this a good alternative to Castle Game Engine?
Evergine
9 likes
The Graphics Development Engine for Business and Industry. Build high-quality 3D solutions and deploy to any platform.
Cost / License
Free Personal
Open Source
Application type
Game Development Tool
Origin
Spain
EU
Platforms
Mac
Windows
Linux
Is Evergine a good alternative to Castle Game Engine?
NeoAxis 3D Engine
9 likes
NeoAxis 3D Engine is positioned as a universal development framework for 3D projects. The framework can be applied when developing various types of 3D projects, such as the creation of video games, development of simulators, virtual reality and visualization software, creation...
Cost / License
Freemium
Proprietary
Application type
Game Development Tool
Origin
United Kingdom
Platforms
Mac
Windows
+2
Is NeoAxis 3D Engine a good alternative to Castle Game Engine?
Orx
15 likes
Orx is an open source, portable, lightweight, plugin-based, data-driven and extremely easy to use 2D-oriented game engine. Orx is mostly written in C, but allows you to develop with it with any language that can interface to C.
Cost / License
Free
Open Source (Zlib)
Application type
Game Development Tool
Platforms
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
+3
Is Orx a good alternative to Castle Game Engine?
FPS Creator Classic
9 likes
FPS Creator sets a new benchmark in the game creation market by providing an easy-to-use yet highly flexible editing environment. As its name implies this is a tool for creating action-packed FPS games with no programming or 3D modelling knowledge required.
Cost / License
Free
Open Source
Origin
United Kingdom
Platforms
Windows
Is FPS Creator Classic a good alternative to Castle Game Engine?