The best 3D Modeler alternative to UPBGE is Armory 3D, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to UPBGE and five of them are 3D Modelers so hopefully you can find a suitable replacement. Other interesting 3D Modeler alternatives to UPBGE are Verge3D, Range Engine, Coppercube and SmartShape.
Armory is an open-source 3D game engine with full Blender integration, turning it into a complete game development tool. The result is a unified workflow from start to finish, making you work faster. No more jumping between different applications.
Verge3D is a powerful and intuitive toolkit that allows Blender, 3ds Max or Maya users to create immersive web-based experiences. Verge3D can be used to build interactive animations, product configurators, engaging presentations of any kind, online stores, explainers, e-learning...
Range Engine is a light and powerful game engine and 3D software, made based on Blender Game Engine with improvements from UPBGE.
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'.
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.
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