SCARM - Simple Computer Aided Railway Modeller
Civil 3D - Civil 3D supports BIM for civil engineering design and documentation for rail, roads, land development, airports, water and wastewater, and civil structures.
RailModeller - RailModeller is a new application for creating model railroad and slot car layouts.
OpenRoads Designer - A detailed design application for roadway, surveying, drainage, and subsurface utilities that supersede capabilities previously delivered by InRoads and GEOPAK
TrainCad - Freeware Microsoft Windows program for designing model railroad layouts using standard tracks.
Site3D - Site3D is a fully featured software product for the engineering design of road systems, roundabouts, residential developments and earthworks.