Joshua Knauber

Serpens 3 is a node-based scripting addon for Blender that lets you build real, installable Python addons without writing code. Create panels, pie menus, and more complex tools using nodes.

Layer Painter is a Blender addon (2.82+) that brings a layer system to material creation, combining painting and procedurals with masks, filters and baking. Built with a PBR workflow in mind, it also supports stylized painting.