# Hardhat's core

This part of the package contains the core of Hardhat, which includes:

- The configuration system
- The configuration variables system
- The plugin system
- The global options system
- The hooks system
- The tasks system
- The user interruptions system

This part of the package is not meant to include any application logic, nor any code that is specific to Hardhat's CLI.

At the same time, it shouldn't be used directly by other packages.