A Hierarchical Task Network planner utilizing LLMs like OpenAI's GPT-4 to create complex plans from natural language that can be converted into an executable form.

PyHOP is a simple Hierarchical Task Network (HTN) planner written in Python; here is a C++ port of PyHop.

Extendable Planner with Interchangeable Components in Python

MBSE-to-HDDL translator for Papyrus SysML models, enabling hierarchical AI planning and ConOps analysis for autonomous robotic space systems.