The STD-Cell Library from M31 is an exceptional collection of standard cell libraries aimed at maximizing performance, power, and area (PPA) parameters. It encompasses specialized libraries for diverse needs, such as ultra-high-density and low-leakage options. Emphasizing customization, these libraries offer engineering change order features for metal programmable designs and are compatible with a wide range of process nodes from 12nm to 180nm, ensuring versatility across multiple applications.