Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
RenPy - Ren'Py is a free and cross-platform visual novel engine that helps you use words, pictures, and...
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
Quest - Quest lets you create sophisticated text-based games, without having to program.
ZBrush - ZBrush is a digital sculpting and painting software solution.