Unreal Engine AlternativesOnly Open Source apps categorised as IDEs

The best open source IDE alternative to Unreal Engine is GDevelop. If that doesn't work for you, our users have ranked more than 100 alternatives to Unreal Engine, but unfortunately only one of them is a open source IDE. If you can't find an alternative you can try to remove all filters.

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Unreal Engine alternatives are mainly Game Development Tools, but if you're looking for IDEs you can filter on that. Other popular filters include Free, Raspberry Pi, Open Source and Android. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Unreal Engine.
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Alternatives list

  1. GDevelop icon

    GDevelop

     193 likes

    GDevelop is an open-source game making software designed to be used by everyone. Any kind of 2D games can be created with it and no programming skills are required to get started. Logic of games are made using visual events.

    121 GDevelop alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Flathub
    The new editor interface, which now supports 3D editing.
     
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    2
    Comments about GDevelop as an Alternative to Unreal Engine
    Michael
    Negative
    3

    Allows for creating 2D games only.

    Guest
    Positive
    0

    simple visual code despite the fact that it is only 2D

    Review by a new / low-activity user.
    GDevelop icon
    GDevelop icon
    • GDevelop is Freemium and Open SourceUnreal Engine is Freemium and Proprietary
    • GDevelop is LightweightUnreal Engine is not according to our users
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