Artboard Studio - Online graphic design app mainly focused on product mockups.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.