Sites and apps similar to WebGL include OpenGL, which is free and open source. Other options are Vulkan, microStudio, UPBGE and Bevy Game Engine. You can choose from more than 10 Graphics Libraries like WebGL for Windows, Linux, Mac, iPhone and Android.
GLFW is an Open Source, multi-platform library for OpenGL, OpenGL ES and Vulkan development on the desktop. It provides a simple API for creating windows, contexts and surfaces, receiving input and events.
GDI++.dll is a replacement for the Windows default font rasterizer, which gives you a better font-smoothing capability, just like Mac OS X.
Crystal Space is a mature, full-featured Software Development Kit (SDK) providing real-time 3D graphics for applications such as games and virtual reality. It is free (LGPL) and cross-platform (Windows, GNU/Linux, Mac OS X).
