Creating armour for Fallout 4.
Blender is a 3D mesh environment tool that creates and edits meshes. After installing a Nif plugin, the mesh can be exported as a *.nif file to be played in Bethesda gaming software.
Blender Nif Plugin 2.6.0.dev4
Blender was used to make the X-03 Predator Armor from scratch, uploaded to NexusMods in April 2021.
Nifskope sees and applies the final touchups to *.nif files that are used in Bethesda games.
NexusMods tutorials, Creating an armour for Fallout 4: