This is a free Diffuse BSDF Shader guide to help Blender users, extract from one of my free PDF guides and YouTube tutorial below, hope you find it useful :) : r/learnblender
80 Level Digest: Learn How to Create Complex Shaders in Blender
Creating Material Renders in Blender 3.2 - Blender Tutorial - YouTube
Blender: Introduction to Shader Editor - STYLY
How to Use Blender's new ULTIMATE Shader: Principled — Blender Guru
Create Hatching Shader in Blender Cycles - 3DArt
Blender Shader Tutorial - Blender 2.8 - YouTube
Procedural comic halftone shader in Blender 2.9 tutorial - 3DArt
Basic Blender Toon / Cel Shader Tutorial 2D Grease Pencil + 3D Modelling - YouTube