Apps similar to Coppercube include Godot Engine, which is free and open source. Other options are Unity, Unreal Engine, Defold Engine and Stride Game Engine. There's no shortage of Game Development Tools like Coppercube, with more than 25 alternatives for Windows, Linux, Mac, Android and iPhone.
A complete JavaScript framework for building 3D games with HTML5, WebGL and Web Audio.
United States
An open-source 3D/2D game engine for ObjectPascal.
Panda3D is a game engine, a framework for 3D rendering and game development for Python and C++ programs. Panda3D is Open Source and free for any purpose, including commercial ventures, thanks to its liberal license. Go ahead and grab it here.
United States
Flax Engine is claimed the most agile game engine. It's open source, cross-platform and it lets you write scripts in C++ and C# seamlessly. Also focused on lightweight development. A true game changer.
Poland
EU
Cocos Creator is a complete package of game development tools and workflow, including a game engine (based on Cocos2d-x), resource management, scene editing, game preview, debug and publish one project to multiple platforms.
batari Basic (bB) is a BASIC-like language for creating Atari 2600 games. It creates a binary file that can be run on an Atari 2600 emulator or the binary file may be used to make a cartridge that will operate on a real Atari 2600.
The Graphics Development Engine for Business and Industry. Build high-quality 3D solutions and deploy to any platform.
SpainEU
Platinum Arts Sandbox Free 3D Game Maker is an open source free game maker, free RPG Maker, free sidescroller maker, free Machinima creator, and game design tool that makes it easy for kids and adults to create video games, maps and worlds.
A feature-rich, production-ready, general purpose 2D/3D game engine written in Rust with a scene editor. Formerly known as rg3d.
Rogue Engine is a full featured environment for game development using WebGL. Create projects in an intuitive and familiar 3D environment using configurable components made with TypeScript.
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.
Project Anarchy is a complete end to end game engine and state-of-the-art toolset for mobile. Project Anarchy includes an entirely free license to ship your game on iOS, Android and Tizen platforms.
IrelandEU
