HNodes is a comprehensive library of 88 custom Geometry Node groups designed to expand Blender's procedural workflow capabilities. The collection includes a wide range of specialized nodes categorized into primitives, generators, deformers, optimizers, controllers, utilities, viewers, and info nodes. It introduces advanced tools such as camera culling, level-of-detail instancing, triplanar mapping, matrix operations, and curve deformations. The package also features a custom menu system with searchable nodes and subfolder organization, streamlining the process of adding these custom node groups to your node trees.