OpenAthena app
OpenAthena is Navigation tool that is open source under the GPL-3.0-only license.OpenAthena™is a project which allows consumer and professional drones to spot precise locations through their images. This is accomplished by combining their sensor metadata with an offline-ready Digital Elevation Model to provide the instant location of what is being observed.
🖼️👨💻 + 🧮⛰️ = 🎯📍
For instructions on how to obtain a Digital Elevation Model GeoTIFF file needed for OpenAthena, use this link.