Web-based Unity Alternatives

Unity is not available as a web app but there are plenty of alternatives that runs in the browser with similar functionality. The best Online alternative 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 many of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to Unity are GDevelop, Candlestick, microStudio and PlayCanvas.

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Most Unity alternatives are Game Development Tools, but you can also narrow the list to IDEs or Programming Languages. 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
Unity alternatives page was last updated

Alternatives list

  1. Coppercube icon
     7 likes

    CopperCube is a 3D editor for creating interactive 3D applications or simple games for Flash / Stage 3D, WebGL or as application. No programming is necessary for this. Simply import your 3D models, specify camera controllers and behaviors, and hit 'publish'.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • Since 2012

    Platforms

    • Windows
    • Mac
    • Online
    Good alternative?
     
  2. Moddio icon
     1 like

    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

    Since

    • Since 2022

    Platforms

    • Online
    • Self-Hosted
    • Android
    • Android Tablet
    • WebApps
    Good alternative?
     
  3. SmartShape icon
     5 likes

    Your project’s smart 3D digital twin as a Service. SmartShape (formerly Minko) is a technology to develop and design rich, interactive and universal 3D applications targeting computers, web browsers and mobile platforms.

    Cost / License

    • Free
    • Open Source

    Since

    • Since 2014

    Platforms

    • Windows
    • Mac
    • Linux
    • Online
    Good alternative?
     
  4. Keolot Phaser Editor is a free visual development environment for 2D browser games on the open source Phaser engine with integrated Matter JS physics. The application has a built-in ability to visually create and edit scenes, game objects, animations, audio and keys, write game...

    Cost / License

    • Free
    • Proprietary

    Since

    • Since 2025

    Platforms

    • Windows
    • Online
    • Android
    Good alternative?
     
  5. 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?
     
  6. 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?
     
  7. Bitmelo icon
     1 like

    Bitmelo is a game editor and engine for making small pixel art games. The editor has everything you need to develop a game in one convenient location. You can code, draw tiles and tilemaps, design sound effects, view the documentation, and playtest your game, all without having...

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2019

    Platforms

    • Online
    Good alternative?
     
  8. Build your own 3D MMORPG with easy visual editors. Custom Classes, Items, Quests, and Combat, right out of the box. Online instantly, no manual server management required.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Since

    • Since 2026

    Platforms

    • Windows
    • Mac
    • Linux
    • Online
    • Self-Hosted
    • Android
    • iPhone
    • Steam
    • Google Chrome
    • Mozilla Firefox
    Good alternative?
     
  9. On-Boardy icon
     1 like

    Build your Boards, share it, and let others interact and engage with it.

    Cost / License

    • Free
    • Proprietary

    Since

    • Since 2020

    Platforms

    • Online
    Good alternative?
     
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