Prohunter - an android client for Product Hunt
SCARM - Simple Computer Aided Railway Modeller
RailModeller - RailModeller is a new application for creating model railroad and slot car layouts.
TRAX - Trax is a free web-based tool for planning your model railroad
WinTrack - Track planing software
Radio Silence - Radio Silence is a network monitor and firewall for the macOS. The software stops apps from making network connections. The firewall runs in the background and does not require an open window.