ACNC is a cutting-edge, partially open-source software solution designed to help machinists and small businesses minimize downtime and optimize the performance of their CNC machines. By providing real-time monitoring, failure mode analysis, and customizable reporting, ACNC empowers users to efficiently manage their CNC operations, especially for older models that often lack modern support. Our goal is to offer an affordable and accessible tool that enhances productivity without the high costs associated with traditional maintenance services.