1. Overview MyOpenTopo is a web-based Geographic Information System (GIS) platform designed to provide free, easy access to high-quality topographic data, primarily digital elevation models (DEMs), lidar point clouds, and orthoimagery. The MyOpenTopo Dashboard is the central user interface through which users discover, visualize, process, and download these datasets. It is developed and maintained by OpenTopography , a NSF-funded facility that democratizes access to high-resolution Earth science data.