Unity AlternativesOnly apps categorised as Game Development Tools - Page 7

The best Game Development alternative to Unity is Godot Engine, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Unity and loads of them are Game Development Tools so hopefully you can find a suitable replacement. Other interesting Game Development Tool alternatives to Unity are Unreal Engine, GDevelop, Candlestick and Stride Game Engine.

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Most Unity alternatives are Game Development Tools, but you can also narrow the list to 3D Modelers or Animation Makers. Other popular filters are 3D Game Engine, Linux, Open Source, Online and Free. You can also filter for EU-based alternatives if you prefer software from the European Union.
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Alternatives
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Alternatives list

  1. Nau Engine icon
     1 like

    Nau Engine is a versatile and free game engine built on open-source principles. It's designed to be accessible to developers of all skill levels, enabling the creation of a wide range of interactive experiences.

    Cost / License

    Application type

    Since

    • Since 2024

    Platforms

    • Windows
    Good alternative?
     
  2. AuraJS icon
     1 like

    Write JavaScript 2D and 3D games, compile to native. Create, play, and publish from your terminal.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2026

    Platforms

    • Windows
    • Mac
    • Linux
    • PowerShell
    • cURL
    • npm
    Good alternative?
     
  3. Maratis icon
     6 likes

    Maratis is a portable, simple and visual game development tool designed for artists and developers.

    Cost / License

    Application type

    Since

    • Since 2014

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Mac
    • Linux
    • iPhone
    • iPad
    Good alternative?
     
  4. Monkey X icon
     1 like

    Monkey is a modular language. You can create your own custom modules and use other people's - including the awesome box2d and minib3d modules!.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2016

    Platforms

    • Windows
    • Mac
    • Linux
    Good alternative?
     
  5. RPG Toolkit icon
     10 likes

    The RPG Toolkit is a free, open source project delivering a simple, flexible and powerful tool for the creation of role-playing games on your personal computer.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2012

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    Good alternative?
     
  6. Project Spark is a powerful, yet simple way to build and play your own worlds, stories and games.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Since

    • Since 2015

    Alerts

    • Discontinued

    Platforms

    • Windows
    Good alternative?
     
  7. 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

    Since

    • Since 2010

    Alerts

    • Discontinued

    Platforms

    • Windows
    Good alternative?
     
  8. UrhoSharp icon
     1 like

    UrhoSharp is a lightweight Game Engine suitable for using with C# and F# to create games and 3D applications. The game engine is available as a portable class library, allowing your game code to be written once and shared across all platforms.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2018

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    Good alternative?
     
  9. Reality Factory is a program that - in conjunction with other tools - allows you to create 1st and 3rd person perspective games without programming! Reality Factory is built on top of the powerful Genesis3D Open Source engine and supports all major 3D graphics cards.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2012

    Platforms

    • Windows
    Good alternative?
     
  10. Drag[en]gine icon
     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

    Since

    • Since 2025

    Platforms

    • Windows
    • Linux
    • Haiku
    Good alternative?
     
  11. SpriteKit icon
     Like

    SpriteKit is a general-purpose framework for drawing shapes, particles, text, images, and video in two dimensions. It leverages Metal to achieve high-performance battery-efficient rendering and 2d games and other graphics-intensive apps.

    35 SpriteKit alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2020

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    • Apple TV
    Good alternative?
     
  12. Alice icon
     12 likes

    Alice is an innovative 3D programming environment that makes it easy to create an animation for telling a story, playing an interactive game, or a video to share on the web. Alice is a teaching tool for introductory computing.

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2010

    Platforms

    • Windows
    • Mac
    • Linux
    Good alternative?
     
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