Meep is not just the sound made by the Road Runner and Beaker the Muppet. Meep is a software package that MIT physicists originally developed in the early 2000s as a custom code written in C++ to facilitate the academic research of photonic crystals. It was released as open source in 2006. After nearly two decades of continuous development and growth, involving contributions from more than 40 developers, Meep is now widely used in the photonics community to research nano-optics and other electromagnetic systems. To bring Meep users together, the…