Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Construct 2 - Scirra Construct is a 2D game development engine with a focus on building games visually.
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
MonoGame - MonoGame is an open source implementation of the Microsoft XNA 4 Framework.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Godot Engine - Feature-packed 2D and 3D open source game engine.