The JMRI project is building tools for model railroad computer control. We want it to be usable to as many people as possible, so we're building it in Java to run anywhere, and we're trying to make it …

JMRI 5.13.7 is the next release of the current development series, containing the latest and greatest JMRI updates. The series is working toward the JMRI 5.14 production release, probably in …

Copyright © 1997 - 2025 JMRI Community. JMRI®, DecoderPro®, PanelPro™, DispatcherPro™, OperationsPro™, SignalPro™, SoundPro™, TrainPro™, Logix™, LogixNG™ and associated logos …

JMRI is designed so that features are implemented in the system-independent part as much as possible, with JMRI using system-dependent subparts only when really necessary. Access to system …

If JMRI lacks a preprogrammed tool to do what you want, you can write a Script that does exactly what's needed, including user interaction. Instead of defining our own language, JMRI Scripting uses the …

By default, JMRI only allows limited access to your computer. Only files that are located within the JMRI distribution directory or the JMRI preferences directory will be provided in response to requests.

JMRI® is a Java-based cross-platform application for model railroaders. JMRI® contains applications for: The programming of Digital Command Control (DCC) decoders, (DecoderPro®).

As of production release JMRI 5.0, JMRI is fully supported when running on Java release 11 as noted above. Some problems have been encountered while using a Java version beyond Java 11 and …

Since JMRI Test Release 4.21.1 the "Location Following" with JMRI Blocks and occupancy sensors is available. When you provide a locomotive address as a numeric Block value, then the sound follows …

This page was produced by JMRI. Copyright © 1997-2025 JMRI Community. JMRI, DecoderPro, PanelPro, DispatcherPro and associated logos are our trademarks. Additional information on …