Free Unity Alternatives

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

filter to find the best alternatives

Most Unity alternatives are Game Development Tools, but you can also narrow the list to 3D Modelers or Role-playing Games. 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.
Copy a direct link to this comment to your clipboard
Alternatives
Unity alternatives page was last updated

Alternatives list

  1. Cyberix3D icon
     12 likes

    Free online 3D Game Maker. Make your own 3D games online! Create Games for Web, Mobile and Desktop. Easy to use.

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2014

    Platforms

    • Windows
    • Linux
    • Chrome OS
    • Online
    Good alternative?
     
  2. Game Builder icon
     1 like

    Game Builder is an experimental game-building sandbox. Create games within a 3D game world you create. Choose from thousands of ready-made 3D models through Poly. Design game logic by arranging various blocks in a sleek drag-and-drop interface.

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2019

    Platforms

    • Windows
    • Mac
    • Steam
    Good alternative?
     
  3. Whitestorm.js icon
     3 likes

    Whitestorm.js is a framework for 3D web apps built with Three.js technology. It implements a core for fast development of a 3D scene with physics.

    Cost / License

    • Free
    • Open Source (MIT)

    Since

    • Since 2016

    Alerts

    • Discontinued

    Platforms

    • Online
    Good alternative?
     
  4. Viz4D icon
     2 likes

    Viz4D helps you create top-performing web-based 3D viewer that works great on mobile and VR. It is tailored for real-time Archviz walkthrough, 3D product configurator and presentation.

    Cost / License

    • Freemium
    • Proprietary

    Since

    • Since 2024

    Platforms

    • Software as a Service (SaaS)
    • US flagUnited States
    WebGL product configurator and VR Viewer
    Good alternative?
     
  5. ZGameEditor icon
     6 likes

    ZGameEditor lets you create 3D games with procedural content that have a redistributable size of 64 KiB or less. It consists of a lightweight OpenGL-powered engine that runs on Windows, Mac, Linux & Android, and a portable Windows IDE featuring real-time editing.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2014

    Platforms

    • Windows
    Good alternative?
     
  6. Nirvana 3D icon
     1 like

    A game engine written in Python, extending support across multiple GPU devices with 3D rendering, PBR Renderer and much more.

    Cost / License

    Since

    • Since 2024

    Platforms

    • Self-Hosted
    • Python
    Good alternative?
     
  7. Orx icon
     14 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

    Since

    • Since 2016

    Platforms

    • Windows
    • Mac
    • Linux
    • Android
    • iPhone
    • iPad
    • Android Tablet
    Good alternative?
     
  8. QICI Engine icon
     7 likes

    QICI Engine is a free and opensource JavaScript library, based on free and opensource game engine Phaser, with a web-based comprehensive suite of HTML5 game making editor.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2016

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Mac
    Good alternative?
     
  9. Angel2D icon
     4 likes

    A cross-platform 2D game prototyping framework based on OpenGL and C++.

    Angel balances the speed and flexibility of native code with an eye towards rapid iteration and out-of-the-box functionality. In a world of web games and memory-managed scripting engines, sometimes you still.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2014

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Mac
    • Linux
    • OpenGL
    Good alternative?
     
  10. LittleJS icon
     1 like

    LittleJS is a fast lightweight open source HTML5 game engine for modern web development. Its small footprint is packed with a comprehensive feature set including hybrid rendering, physics, particles, sound effects, music, and input handling.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2024

    Platforms

    • Self-Hosted
    • JavaScript
    Good alternative?
     
  11. GameplayKit is an object-oriented framework that provides foundational tools and technologies for building games in iOS, macOS, and tvOS using the Swift programming language and 3rd party rendering and multimedia libraries such as SpriteKit.

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2020

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    • Apple TV
    Good alternative?
     
  12. If you like playing 3D games, you might like to create your own game with custom scenes, characters, weapons and design your own gameplay. Silent Walk FPS Creator is a tool which helps you design and build your dream 3D game - without a single line of code!

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2014

    Alerts

    • Discontinued

    Platforms

    • Windows
    Good alternative?
     
You are at page 9 of Unity alternatives