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There is an active "Groups.io" user community called JMRI users.
This discussion group is for people using the JMRI model railroad
It is a good place to discuss any aspect of these. If you have questions about how to do things, suggestions, or even complaints, post them here.
In addition to the above user community, there are several developer focused mailing lists hosted on Groups.io that you may find useful:
All of the JMRI code is maintained on GitHub. See the:
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