The Model Railroad System Software package is available FREE of charge.

The current version of the software package is 2.2.0, dated Jun 7, 2021.

• Updated the README. Removed outdated Readme and build infrastructure files.

• Add bin bundles, minor build infrastructure updates.

• Update for Doxygen 1.8.13 and workaround for 1.8.17.

• Update for Tcl 8.6, remove MS-Windows and MacOSX build infrasturure from configure.in.

• Change styling of toolbar buttons.

• Add use, copy, and paste buttons to events.

• Minor build problem fixed.

• Fix Minor Build Infrastructure problem.

• Add LinuxGpio build infrastructure.

Download the complete ChangeLog.

• Source Downloads
• Miscellaneous Downloads
• Linux Downloads
  • Generic 32-bit
  • Generic 64-bit
  • Other Linux Downloads
• Model Railroad System related merchandise
• Alternitive Download Links (in case the links on this page don’t work properly):
  • Using the HTTP protocol
  • Using the FTP protocol

Source Downloads

• Source tree on GitHub

  Browse the source or clone a copy

• Complete System Source; compressed tar. Uses the standard set of build utilities: autoconf, automake, libtool, etc. for most systems, building should be just a matter of "./configure && make && make install".
  37 MB Download “MRRSystem-2.2.0.tar.gz”
• Complete System Source; zip archive. Uses the standard set of build utilities: autoconf, automake, libtool, etc. for most systems, building should be just a matter of "./configure && make && make install".
  38 MB Download “MRRSystem-2.2.0.zip”

Miscellaneous Downloads

• ISO Image (DVD-ROM image), includes Linux binaries (i386, x86_64, armv7l, aarch64), source code, several additional packages, plus installer programs for Linux.
  868 MB Download “MRR220.iso”
• MD5 Sums for all of the above
  1 KB Download “MRR220.md5sums”
• ChangeLog
  157 KB Download “ChangeLog”
• General Readme file
  Download “README”
• Library Junction and Bench Station Data files (sample data for the Freight Car Forwarder system) (included on the CD).
  13 KB Download “LHandBS.zip”
• Chesapeake System Data files (sample data for the Freight Car Forwarder system) (included on the CD).
  51 KB Download “ChesapeakeSystem.zip”

Linux Downloads

I have built the system for various “flavors” of Linux: x86_64 and i386 under Ubuntu 18.04 (VMs), Armv7l on a Raspberry Pi 4 running Raspbian 10, and Aarch64 on a Banana Pi M64 running Armbian 20.04.

Generic 32-bit Downloads

• 32-bit Linux examples tarball. Ready to unpack (typically under /usr/local) on any 32-bit Linux system.
  25 MB Download “MRRSystem-2.2.0-Linux32BinExamples.tar.bz2”
• 32-bit Linux Binary tarball. Ready to unpack (typically under /usr/local) on any 32-bit Linux system.
  148 MB Download “MRRSystem-2.2.0-Linux32BinOnly.tar.bz2”
• Documentation tarball. Ready to unpack (typically under /usr/local) on any Linux system.
  6 MB Download “MRRSystem-2.2.0-Linux32BinDoc.tar.bz2”
• 32-bit Linux Development tarball. Ready to unpack (typically under /usr/local) on any 32-bit Linux system.
  17 MB Download “MRRSystem-2.2.0-Linux32BinDevel.tar.bz2”

Generic 64-bit Downloads

• 64-bit Linux Examples tarball. Ready to unpack (typically under /usr/local) on any 32-bit Linux system.
  25 MB Download “MRRSystem-2.2.0-Linux64BinExamples.tar.bz2”
• Generic 64 bit Linux base binaries
  143 MB Download “MRRSystem-2.2.0-Linux64BinOnly.tar.bz2”
• Development tar file for 64-bit Linux
  17 MB Download “MRRSystem-2.2.0-Linux64BinDevel.tar.bz2”
• Documentation for 64-bit Linux
  6 MB Download “MRRSystem-2.2.0-Linux64BinDoc.tar.bz2”

Other Linux Downloads

Other Linux binaries are available from the FTP and HTTP download sites. There are generic binaries for ARMV7l in the main directory built on a Raspberry Pi running Raspbian 10 and there are generic binaries for AARCH64 built on a Banana Pi M64 running Armbian 20.04.

• General FTP site
• General HTTP download site

Model Railroad System merchandise

And yes, there are things you can spend money on (which helps keep the programming gremlin fed, which means he can spend time making improvements to the system).

Now available Train Shaped USB drives with the current version of the Model Railroad System:
Donate to Model Railroad System software effort:
The 259 page printed and bound User Manual is now available at LuLu.com: (US$6.56):
The 203 page printed and bound Programming Guide is now available at LuLu.com: (US$5.00):
The 28 page printed and bound Application Note 2 is now available at LuLu.com: (US$5.10):