MacRailSoft today announced the release of RailModeller 2.3.1, the latest version of the company’s solution for designing layouts for model railroads and slot car systems. The software offers more than 10 libraries; a three-dimensional view of the trackplan; the ability to export the plan as a picture in various file-formats; the automatic creation of partlists for the current plan; a comprehensive, graphical editor for libraries of track-elements; and more. Version 2.3.1 delivers several library updates and fixes problems on some Mac OS X 10.4 systems. RailModeller is priced at US$30. A free demo version is also available.