Oat Foundry is a Philadelphia manufacturer of hand-built analog technology, best known for turning the mechanical motion of vintage departure boards into custom Split Flap displays and kinetic installations. Founded in 2013 by six Drexel engineers, the company now focuses exclusively on analog products, building them by hand at its Philadelphia headquarters and shipping them worldwide. Its displays have appeared in more than 300 installations across 25 countries, with the company’s Split Flap serving as its signature product since 2015.