Zero Brush - blendersensei.com/zero-brush Texture painting, sculpting, and baking addon for Blender.

Blender - Blender is the open source, cross platform suite of tools for 3D creation.

Armor Paint - Armor paint is a standalone software for 3d texture painting in PBR.

Quixel Mixer - Mixer is a PBR creation suite that uses brushes and non-destructive layering to generate all types of maps.

3D-Coat - 3D-Coat is the one application that has all the tools you need to take your 3D idea from a block of digital clay all the way to a production ready, fully textured organic or hard surface model.

Autodesk Smoke - Autodesk Smoke is a video editing tool appropriate for both industry professionals and amateurs looking to experiment with video production.