RailModeller - RailModeller is a new application for creating model railroad and slot car layouts.
TrainCad - Freeware Microsoft Windows program for designing model railroad layouts using standard tracks.
AnyRail - AnyRail makes model railroad design so easy, it's fun!
WinTrack - Track planing software
TRAX - Trax is a free web-based tool for planning your model railroad
WinRail - WinRail is a computer software product for designing and drawing model railway layouts.