What are some alternatives?
When comparing Vulkan and GDevelop, you can also consider the following products
OpenGL - OpenGL is the premier environment for developing portable, interactive 2D and 3D graphics...
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
SDL - Simple DirectMedia Layer is a cross-platform multimedia library designed to provide low level...
Unity - The multiplatform game creation tools for everyone.
Stencyl - Make iOS (iPhone/iPad), Android, Flash, Windows & Mac games without code using Stencyl.