depthmapX is an open-source and multi-platform spatial analysis software for spatial networks of different scales, from buildings and small urban areas to whole cities or states.
JOSM is an extensible editor for ?OpenStreetMap (OSM) for ?Java 8+. It supports loading GPX tracks, background imagery, and OSM data from local sources as well as from online sources
OpenOrienteering is a project developing a collection of tools which help with the creation of orienteering maps and the organization of orienteering events.