JMRI® is...

Setup

JMRI Setup and Installation

JMRI environments...

Applications

By the community of JMRI.org:

Tools

JMRI tools for working with your layout:

Layout Automation

Use JMRI to automate parts of your layout and operations:

Supported Hardware

Devices, command stations, networks, and protocols:

JMRI Help:
Contents/ Index
Glossary/ FAQ

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JMRI Setup: Frequently Asked Questions

This is the JMRI Setup "frequently asked questions" list. Items get listed here if they're asked a lot, even if they're also available somewhere else.
See also the JMRI general FAQ.

Suggestions appreciated
Please edit this file on Github or make your suggestions on the JMRI User Forum.