What are some alternatives?
When comparing Developer Experience Portal and Corona SDK, you can also consider the following products
Kanvas Creative SDK - Powerful mobile SDK with next generation creative tools
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Creative Africa - Best of African creatives curated for you
GDevelop - GDevelop is an open-source game making software designed to be used by everyone.