Definitely Eevee Materials System v7 for Blender Full Version Free Download
New! V7 now has the great Multi Material which is great for distressed surfaces.
Check it out in this video. (note: multi-material only works with Blender 2.92+ when rendering in Cycles). Also, new more advanced Dirty Group Node as well as all materials are now Cycles compatible. Also Download Botaniq 6.2.2 – Tree And Grass Library Botaniq Trees+Grass Tree for Blender Full Version Free Download